1985 GMC G3500 Transmission Parts

Name: Multi Purpose Seal
Brand: National
SKU: 8792S
Price: 6.99 USD
Rating: 4.5 (20 reviews)

Below you will find various in-demand GMC Transmission Parts, components and accessories for your 1985 G3500. Advance Auto Parts has popular G3500 parts like Transmission Mounts, Automatic Transmission Parts, Automatic Transmission Pan and Gaskets and more. You’ll also find aftermarket and OEM Transmission Parts for other G3500 model years including 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996 and more. Select a category of 1985 GMC G3500 Transmission Parts below and start saving instantly.

Please Select your Vehicle to See Exact Fit Parts

Popular 1985 GMC G3500 Transmission Parts Categories

Gear Shift Levers

Automatic Transmission Oil Temperature Sensors

Transmission Torque Converters

OE Transmission Coolers

Transmission Solenoids

Transmission Shift Cables

Automatic Transmission Governors

Automatic Transmission Torque Converter Clutch Solenoids

Transmission Pan Gaskets

Transmission Oil Cooler Fittings

Automatic Transmission Line Connectors

Pinion Bearings

Transmission Mounts

Transmission Oil Pans

Transmission Master Repair Kits

Transmission Rebuild Kits

Transmission Oil Pan Gaskets

Automatic Transmission Wiring Harness

Transmission Dipsticks

Speed Sensors

Automatic Transmission Differential Bearings

Transmission Bushings

Detent Cables

Automatic Transmission Output Shaft Seals

Automatic Transmission Oil Pump Seals

Transmission Modulator Valves

Pinion Seals

Automatic Transmission Dipstick Seals

Transmission Seals and O-rings

Torque Converter Seals

Extension Housing Seals

Manual Transmission Output Shaft Seals

Shaft Seals

Manual Transmission Top Gaskets

Transmission Shift Kits

Input Shaft Bearings

Transmission Bands

Automatic Transmission Selector Shaft Seals

Automatic Transmission Flexplate Mounting Bolts

Automatic Transmission Output Shaft Bearings

Automatic Transmission Detent Cable Seals

Shift Shaft Seals

Automatic Transmission Torque Converter Connectors

Automatic Transmission Oil Pump Gaskets

Automatic Transmission Fluid Filler Tube Seals

Manual Transmission Seals

Automatic Transmission Oil Pump O-Rings

Automatic Transmission Speedometer Pinion Seals

Automatic Transmission Seals

Automatic Transmission Shifter Cable Brackets

Remanufactured Automatic Transmissions

Automatic Transmission Friction Discs

Automatic Transmission Output Shaft Seal Kits

Automatic Transmission Kickdown

Transmission Lock-up Switch

Essential Transmission Parts for 1985 GMC G3500s

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$6.99

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

Design type: springless; single-lip
Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
Good low temperature capability
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

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$7.99

Made of quality materials, this automatic transmission oil cooler line connector matches the fit and function of a damaged original equipment connector to restore leak-free performance between the transmission and the oil cooler.

Product Features:

Quality replacement – this transmission cooler connector matches the fit and function of the original equipment connector
Durable construction – this oil cooler line connector is made of quality materials for a precise fit and leak-free durability
Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
Ideal shop supply – this connector is recommended to have on hand any time service is being performed on the transmission oil cooler line

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$141.99

This Basic Rebuild Kit contains a complete Gasket Kit and Friction set. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.

Product Features:

Meets or exceeds OE specifications

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$2354.00

Our remanufactured transmissions have improved torque converters included with every transmission to eliminate the possibility of front seal leaks, vibration or premature bushing wear, All torque converters are tested for leaks, lock-up, concentricity & balance. Every fully remanufactured valve body, with complete system correction & recalibration kit, is tested independently & includes updated throttle valve, manual valve, 4-spool switch valve, pressure regulator valve & governor plugs for improved shifting, lubrication & performance. All wear-prone valves are restored to stringent specifications & vacuum tested to confirm proper function. Each remanufactured transmission is hot, cold, load & simulated road testing. All remanufactured transmissions are backed by the industry’s best, no-hassle nationwide warranty(limited).

Product Features:

Our Remanufactured Transmissions include torque convertors, trans is completely disassembled & checked then reassembled to spec for tolerances, vacuum, seal & balance, all wear parts replaced & sim tested.
Our Remanufactured Transmissions include torque convertors, trans is completely disassembled & checked then reassembled to spec for tolerances, vacuum, seal & balance, all wear parts replaced & sim tested.
Transmissions are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
All of our transmissions are Dyno tested to ensure the highest standard of trouble free service and longevity.

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$45.99

Designed to repair damaged, grooved or worn shafts
Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
Easy to install with removable flange and installation tool

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$44.99

Designed to meet or exceed OE quality, premium-quality bearings from National are manufactured to exacting standards to deliver lasting performance and extended bearing life.

Product Features:

BUILT TO LAST: Advanced heat treatment process for strength
PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on

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$75.99

These pans are offered in stock depth or deep with extra capacity and available in both steel and aluminum to fit your specific needs. Each kit Includes the drain plug, gasket and hardware.

Product Features:

Chrome Plated For Great Looks
Fits As Direct Replacement For Stock
Includes: Drain Plug, Drain Plug Gasket, and Cork Pan Gasket
Pan Height: 2.5″ Overall Height

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$11.49

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.

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$15.99

Anchor 2513 This mount supports the transmission and dampens vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.

Product Features:

MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade No: 5 bolts.
SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
For Years: 1976-1991
Weight approx: 2 Lbs.
Material: Rubber, Steel
Mount Holes Center To Center: 4.25 Inch / 107.95 Mm
This mount supports the transmission and dampens vibration.
All mounts are specifically engineered and designed to OE standards using the latest CAD/CAM engineering process ensuring the highest consistency and quality.
Only natural and Styrene Butadiene rubber is used to provide premium abrasion resistance and aging stability to ensure maximum life and performance.
Any included fasteners are hardened steel with heat treated Grade No: 5 bolts.
All Rubber material is manufactured to specific Durometer (hardness) measurements based on vehicle application requirements.
Hydraulic Mounts, applicable where OE, are specifically engineered for high vibration and torque applications and are filled with special hydraulic fluid to dampen excess noise and vibration.

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$94.99

Billet aluminum handle with flexible braded steel tube mounts to the firewall. 29-3/4 inch long.

Product Features:

Braided Stainless Steel
Firewall Mounting
Includes Oil Fill Tube

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$22.49

Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:

Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
Product constructed to meet all design and operating characteristics as intended by the manufacturer.
OE specified wire gauge to ensure a reliable electrical connection
Designed to meet or exceed OE specifications in form, fit and function

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$15.49

Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:

PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION – Crowned raceways for even load distribution
OE-STYLE DESIGN – Engineered to meet OE specifications
COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on

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$41.05

High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:

Designed to OE standards for ease of installation
BWD is a global manufacturer of emission components, complete quality control is maintained through the manufacturing process from componentry to finished product

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$128.99

This kit allows you to adjust the shift points of your transmission after it is installed in your vehicle. The Governor Recalibration Kit is very useful if you have a vehicle that is very light; has a low rear-end gear ratio.

Product Features:

Adjust Shift Points Of Transmission
Useful For Light Vehicles
For Low Rear End Gear Ratio
Or Useful If It Is Conversion

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$14.99

ATP Transmission Components are exact fit, no compromise replacement parts

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$40.99

The ABS or Anti-Lock Brake System ECU monitors the Wheel Speed Sensors rotational speed for anti-lock brake function, stability control and traction control. The ABS sensors report the speed of all four wheels to the ECU to determine if the wheels are locking up and to help provide safer stopping. Reasons for replacement include: ABS/brake lamp illumination, no or erratic ABS operation or problems with stability and or traction control systems.

Product Features:

OE MATCHED: Manufactured to OE performance standards. Connectors, mounts and wire lengths are exact match to OE for worry free installation.
INSTALLATION AND SUPPORT: Includes all necessary brackets and hardware. Application specific harness length
THE DIFFERENCE: Glass reinforced plastic for better contamination resistance. Weather pack connectors prevent dirt and moisture contamination. Grease, mounting nut and instruction sheet included where applicable.

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$614.99

The Stealth Pro Ratchet shifter is one of our most popular and easiest to operate race shifters. Features include positive ratcheting design that self-centers the handle after each shift giving you maximum clearance behind the shifter and will not allow y

Product Features:

Reverse Lockout Meets NHRA And IHRA Requirements
Carbon Fiber Look Without The Cost
Reliable And Race Proven Shifter Design
Short Throw
Stick Returns to Center

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$11.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Imperial mounting kit system
For installation of transmission coolers and electric fans
Provides quick, effective installation of Imperial products
Contains nylon mounting rods, foam pads and locking buttons
Aftermarket electric fan and cooler mounting rods
Made with the highest quality materials
Quality machined for durability
Removable buttons for relocation
Aftermarket electric fan and cooler mounting rods
Made with the highest quality materials
Quality machined for durability
Removable buttons for relocation

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$86.99

The B&M Shift Improver Kit the easiest way to get the performance you’ve always wanted out of your automatic transmission, two modes to select from: Heavy Duty, or Street/Strip. It’s our least expensive and simplest to install kit.

Product Features:

Provides Crisp Shifts
On Any Stock Automatic Transmission
Eliminates Soft/Sluggish Shift
Eliminates Shift Overlap
Eliminate Clutch and Band Wear
Improves Transmission Life
Transmission Removal Not Required

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$3.19

ATP Transmission Seals and Gaskets are exact fit, no compromise replacement parts

Product Features:

ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts

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$142.99

Automatic Transmission Elect Harness Vss Repair

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$28.99

Flywheel and flex plate bolts play an important role in the performance and safety of race cars and street machines alike. That is why the fastener experts at ARP have developed special bolts that are far superior to OEM hardware. ARP offers two styles of flywheel/flex plate bolts: High Performance and Pro Series. They are both forged from aerospace alloy and heat treated prior to thread rolling and machining. Both feature an exclusive, flat, 12 point head design and larger than stock shank diameter for increased strength and improved flywheel register. The popular High Performance series is rated at 180,000 PSI, and the premium grade Pro Series, originally developed for NASCAR competition, has a 200,000 PSI rating. Complete with washers and nuts where applicable.

Product Features:

Forged From Aerospace Alloy And Heat Treated Prior To Thread Rolling And Machining
Feature An Exclusive, Flat, 12 Point Head Design And Larger Than Stock Shank Diameter
Flanged Nut
Increased Strength And Improved Flywheel Register
Chevy 90░ V6 & 265-454 With 2-pc Rear Seal, Ford 289-460
0.68″ Underhead Length
200,000 PSI

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$4.29

Automatic Transmission Fluid Filler Tube Seal

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$9.59

ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts

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$8.99

Design type: spring loaded; single-lip
Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
Resistance to EP lubricants
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

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$799.99

Hays Twister 3/4 Race Torque Converters–Good names never go away, and neither should good terms!

Product Features:

3/4 Race series converters are built, tested, and proven to support up to 650 HP.
State of the art Spray Welding process is used in select areas. Spray Welding provides clean, strong and consistent fusion while also increasing strength through hardening from higher process temperature
Each converter is hand-built and inspected in every step of assembly to ensure top of the line quality
All HAYS converters are internally welded compared to brazing. Testing has shown welding provides longer converter life while also enhancing consistency
Heavy duty Torrington bearings are used for greater strength and durability
Stators are chosen with high flow vents and channels to promote cooling in heat producing higher horsepower applications
Increased horsepower and acceleration due to a weight saving, one application design. Almost all HAYS converters are built for one application to reduce weight compared to a multi-bolt pattern converter.
3/4 Race series converters are offered in several different stall speeds for GM, Ford, and Chrysler transmissions
Industry leading Tech Support Team is available to provide assistance with stall speed selection

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$49.99

Detent cables connect the throttle mechanism to the transmission. Old cables can bind, break, or just become sluggish. The best repair is to replace the old cable with a new one. Pioneer detent cables are designed to fit and function just like the original part to ensure durability and long life.

Product Features:

Includes brackets, grommets, etc to match original
Fits many GM transmissions
Adjustable

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$6.99

Design type: spring loaded; multi-lip
Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
Resistance to EP lubricants
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

Upgrade your 1985 GMC G3500 with Top-Quality Transmission Parts

When it comes to maintaining or upgrading your 1985 GMC G3500, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your GMC or enhancing its overall performance, Transmission Parts are key to keeping your G3500 functioning at its best. At Advance Auto Parts, we offer a wide selection of 159 Transmission Parts for the 1985 GMC G3500, designed to meet your needs without breaking the bank. From Transmission Mount replacements to Automatic Transmission Parts upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Transmission Parts for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Transmission Parts for your 1985 GMC G3500 at great prices. Our Transmission Parts inventory for this model ranges from just $3.99 to $1,732.00, with an average price of $148.29. Our 159 Transmission Parts in stock come from 21 trusted brands, so you’re sure to find the right part for your 1985 GMC G3500 without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 1985 GMC G3500, we stock popular OEM and aftermarket Transmission Parts from top names like National, B & M, Imperial, and more. National Transmission Parts start at just $6.99 and boast an impressive 4.3 stars average rating from customers. B & M and Imperial also bring quality to the table, with Transmission Parts available starting at $33.99, and at an average 4.3 stars rating. With 4,002 customer reviews and counting, our 1985 GMC G3500 Transmission Parts have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Transmission Part upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 1985 GMC G3500 is always ready to roll. We’re committed to providing you with everything you need to keep your G3500 in top shape, all in one place. Start shopping confidently below for your 1985 GMC G3500!

Best-Selling Transmission Mounts for 1985 GMC G3500s

Enhance the driving experience in your GMC with 7 quality Transmission Mount components, starting at $6.49.

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$6.49

Anchor 2392 This mount supports the transmission and dampens vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.

Product Features:

MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade No: 5 bolts.
SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
For Years: 1975-2005
Weight approx: 1 Lbs.
Height: 1.95 In. / 49.53 mm Without Stud
Stud And Bolt Holes Inline
Stud: M10-1.50
This mount supports the transmission and dampens vibration.
All mounts are specifically engineered and designed to OE standards using the latest CAD/CAM engineering process ensuring the highest consistency and quality.
Only natural and Styrene Butadiene rubber is used to provide premium abrasion resistance and aging stability to ensure maximum life and performance.
Any included fasteners are hardened steel with heat treated Grade No: 5 bolts.
All Rubber material is manufactured to specific Durometer (hardness) measurements based on vehicle application requirements.
Hydraulic Mounts, applicable where OE, are specifically engineered for high vibration and torque applications and are filled with special hydraulic fluid to dampen excess noise and vibration.

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$10.99

Anchor 2672 This mount supports the transmission and dampens vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.

Product Features:

MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade No: 5 bolts.
SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
For Years: 1972-2005
Weight approx: 2 Lbs.
This mount supports the transmission and dampens vibration.
All mounts are specifically engineered and designed to OE standards using the latest CAD/CAM engineering process ensuring the highest consistency and quality.
Only natural and Styrene Butadiene rubber is used to provide premium abrasion resistance and aging stability to ensure maximum life and performance.
Any included fasteners are hardened steel with heat treated Grade No: 5 bolts.
All Rubber material is manufactured to specific Durometer (hardness) measurements based on vehicle application requirements.
Hydraulic Mounts, applicable where OE, are specifically engineered for high vibration and torque applications and are filled with special hydraulic fluid to dampen excess noise and vibration.

from

$15.99

MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade No: 5 bolts.
SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
For Years: 1976-1991
Weight approx: 2 Lbs.
Material: Rubber, Steel
Mount Holes Center To Center: 4.25 Inch / 107.95 Mm
This mount supports the transmission and dampens vibration.
All mounts are specifically engineered and designed to OE standards using the latest CAD/CAM engineering process ensuring the highest consistency and quality.
Only natural and Styrene Butadiene rubber is used to provide premium abrasion resistance and aging stability to ensure maximum life and performance.
Any included fasteners are hardened steel with heat treated Grade No: 5 bolts.
All Rubber material is manufactured to specific Durometer (hardness) measurements based on vehicle application requirements.
Hydraulic Mounts, applicable where OE, are specifically engineered for high vibration and torque applications and are filled with special hydraulic fluid to dampen excess noise and vibration.

from

$55.99

Energy Suspension continues to be the World leader in performance polyurethane suspension technology. Dedication to manufacturing and developing superior products has established Energy Suspension as the most asked-for name in performance polyurethane components today. The complex and diverse nature of Energy’s proprietary Hyper-Flex material requires constant attention to developing the optimum polyurethane formulas. This devotion has produced the quality components that our customers continue to demand. Providing problem-solving solutions with applications for the most popular vehicles, paired with our Limited warranty and superb customer support, Energy Suspension is your first quality choice in performance polyurethane suspension components.

Product Features:

Unique Safety Interlock Design
Impervious To Vehicle Oils And Chemicals
Strong Enough Too Handle High Performance

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$105.99

A true performance application component for cars, trucks, hot rods. For racing/competition, yet popularly used for street vehicles when more horsepower is added. Soft running enough to absorb vibrations for street use yet rugged for racing use. Helps control torque on high performance vehicles. Maintains proper drive shaft angle to help prevent early wear and unexpected power train damage. Replaces the original, short lived and typically too-soft rubber mounts and outdates those hard-running metal transmission mounts. Resistant to under vehicle fluid oils, coolants and road contaminants. Made of Energy’s Hyper-Flex performance polyurethane and heavy duty hardware – for added durability.

Product Features:

Unique Safety Interlock Design
Impervious To Vehicle Oils And Chemicals
Strong Enough Too Handle High Performance

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$48.99

Hooker continues to set the standard of performance with the BlackHeart line of drivetrain components. These BlackHeart transmission mounts are constructed of durable polyurethane to handle the stress and vibration of high horsepower applications while still lasting longer than rubber mounts. Our 3-hole design allows multiple mounting options for factory chassis or custom hot rod applications and features a unique built-in safety lock to keep from separating under high torque loads. Fits 1 or 2-bolt GM and Jeep applications.

Product Features:

Durable polyurethane to handle the stress of high horsepower
Same durometer as other BlackHeart and Hooker poly mounts
Can be used in place of 1-bolt or 2-bolt mount
Absorbs vibration and last longer than rubber
Ideal for use on street or strip applications
Molded indentions for socket clearance to ease installation
Complete with Grade 8 mounting hardware
Bolt Spacing on the Wider Side: 4-inch
Bolt Spacing on the Narrow Side: 1.5-inch

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$44.99

Hooker continues to set the standard of performance with the BlackHeart line of drivetrain components. These BlackHeart transmission mounts are constructed of durable polyurethane to handle the stress and vibration of high horsepower applications while still lasting longer than rubber mounts. Our 3-hole design allows multiple mounting options for factory chassis or custom hot rod applications and feature a unique built-in safety lock to keep from separating under high torque loads. Fits 1 or 2 bolt GM and Jeep applications.

Product Features:

Durable polyurethane to handle the stress of high horsepower
Same durometer as other BlackHeart and Hooker poly mounts
Can be used in place of 1-bolt or 2-bolt mount
Absorbs vibration and last longer than rubber
Ideal for use on street or strip applications
Molded indentions for socket clearance to ease installation
Complete with Grade 8 mounting hardware
Bolt Spacing on the Wider Side: 4-inch
Bolt Spacing on the Narrow Side: 1.5-inch

Most Popular 1985 GMC G3500 Automatic Transmission Parts

Customize your GMC with 28 Automatic Transmission Parts products like Transmission Solenoids, Transmission Bushings, and Transmission Dipsticks, all priced under $1,732.00.

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$4.29

Automatic Transmission Fluid Filler Tube Seal

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$36.99

Pro-King is the leading supplier of transmission and driveline products in the aftermarket. All products are designed to meet or exceed OE quality, form, fit and function.

Product Features:

Meets or exceeds OE specifications

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$21.99

Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:

Meets or exceeds OE fit, form and function

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$33.99

Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:

Meets or exceeds OE specifications

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$7.99

ATP Detent Cable End repair damaged or bent end clips found on 1980-96 General Motors applications.

Product Features:

Saves money by allowing cable repair instead of replacement.
Easy to use

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$49.99

B&M’s vacuum modulator is fully adjustable, this allows you to tailor your shift points to within a range of 2-4 mph. Comes preadjusted for normal shift points. For TH350 and TH400.

Product Features:

Fully Adjustable
Allows You To Tailor Shift Points
Comes Supplied Pre-Adjusted

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$23.99

Includes brackets, grommets, etc to match original
Helps transmission determine ideal downshift
Improves vehicle performance

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$28.49

Includes brackets, grommets, etc to match original
Helps transmission determine ideal downshift
Improves vehicle performance

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$49.99

Includes brackets, grommets, etc to match original
Fits many GM transmissions
Adjustable

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$9.59

ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts

from

$94.99

Billet aluminum handle with flexible braded steel tube mounts to the firewall. 29-3/4 inch long.

Product Features:

Braided Stainless Steel
Firewall Mounting
Includes Oil Fill Tube

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$5.99

This clutch pilot bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:

Direct replacement – this clutch pilot bushing matches the fit and function of the factory part on specified years, makes and models
Ideal solution – this bushing is a reliable replacement for an original part that has failed due to fatigue
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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$7.29

Direct replacement – this clutch pilot bushing matches the fit and function of the factory part on specified years, makes and models
Ideal solution – this bushing is a reliable replacement for an original part that has failed due to fatigue
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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$36.49

ATP Transmission Components are exact fit, no compromise replacement parts

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$12.79

ATP Transmission Components are exact fit, no compromise replacement parts

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$65.99

ATP Transmission Components are exact fit, no compromise replacement parts

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$51.99

AT MODULATOR VALVE

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$21.99

AT MODULATOR VALVE

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$11.79

ATP Transmission Components are exact fit, no compromise replacement parts

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$48.99

The transmission modulator valve is a vacuum operated mechanical device located on the transmission case. This valve will have a actuator rod extended into the transmission valve body inside the transmission which will control the flow of transmission fluid within the transmission to place the transmission in the most optimal forward gear selection.

Product Features:

Application matched component ensures the transmission gear position system can be returned to like new condition.
Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
This part will look and function just like the original unit being replaced.

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$51.99

ATP Transmission Components are exact fit, no compromise replacement parts

from

$1732.00

Moveras Remanufactured Transmissions manufactures automatic transmissions for virtually every vehicle on the road; We are committed to remanufacturing transmissions to the same standards and methodologies used for OEM transmissions; Each Moveras transmission is produced in a World Class manufacturing facility; Our entire process has been developed from scratch, utilizing LEAN manufacturing principles; Our transmissions are produced in a Clean Room environment; Every transmission is built to the same exacting standards by using a precisely documented and controlled process.

Product Features:

OEM-Level Quality: Each transmission is remanufactured to meet or exceed original manufacturer specifications for seamless compatibility and superior performance
Advanced Remanufacturing Process: Each transmission is completely disassembled, and critical components are replaced or upgraded to ensure long-lasting performance
High-Quality Torque Converter: A fully remanufactured torque converter is included, tested for leaks, lock-up functionality, and balance to enhance durability and smooth operation
Precision Engineering: Each valve body is remanufactured to OEM specifications, ensuring proper hydraulic flow and consistent shift performance
Dyno Testing: All Moveras transmissions are dyno-tested under real-world driving conditions to ensure reliable, consistent performance before leaving the factory
Nationwide Limited Warranty: Every transmission comes with a comprehensive Limited Warranty, giving you confidence and peace of mind, no matter where you are on the road

from

$128.99

Adjust Shift Points Of Transmission
Useful For Light Vehicles
For Low Rear End Gear Ratio
Or Useful If It Is Conversion

from

$99.99

When swapping the TH400 transmission into any vehicle, this kit makes installation of the transmission’s kickdown feature a snap. This switch mounts to either a TH700R4, TH200, TH200-R4 or TH350 throttle cable bracket.

Product Features:

Allows High Speed Cruise
Cruise In Overdrive
Prevents Part Throttle Kickdown
Quick Installation

Top Picks for 1985 GMC G3500 Automatic Transmission Pan and Gaskets

Upgrade GMC G3500s with top-quality Automatic Transmission Pan and Gaskets parts, including 15 OEM and aftermarket selections for your 1985 model.

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from

$9.49

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Unsurpassed quality you can trust
Validated for fit, form and function
Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

from

$9.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Unsurpassed quality you can trust
Validated for fit, form and function
Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

from

$77.99

Stock depth chrome plated automatic transmission pans are complete with drain plug, washer and gasket. Matching dipsticks with tubes sold separately.

Product Features:

Stock depth and capacity
Chrome plated
Includes drain plug/washer/gasket

from

$11.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Unsurpassed quality you can trust
Validated for fit, form and function
Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

from

$11.79

ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts

from

$14.99

ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts

from

$35.99

Made from cork/neoprene gasket material which features excellent compressibility and high recovery to create a positive seal.

Product Features:

High density cork-nitrile rubber blend
Excellent compressibility and high recovery to create a positive seal
Excellent Compressibility

from

$35.99

Made from cork/neoprene gasket material which features excellent compressibility and high recovery to create a positive seal.

Product Features:

High density cork-nitrile rubber blend
Excellent compressibility and high recovery to create a positive seal
Excellent Compressibility

from

$11.79

ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts

from

$44.49

These transmission oil pan gaskets are made with a glass-filled nylon carrier with molded rubber on both the top and bottom of the gasket. Each bolt hole has a torque limiter that helps to avoid over-torqueing the bolts for a reliable seal. These gasket are reusable and can be cleaned using soap and water. Ideal for applications that require frequent service. Made in the USA.

Product Features:

Molded rubber over glass filled nylon carrier
Reusable ¿ easy cleaning w/ soap & water
Reusable ┐ easy cleaning w/ soap & water
Torque Limiters ¿ helps to avoid over torqueing gaskets
Torque Limiters ┐ helps to avoid over torqueing gaskets
Applications for many common transmissions
Ideal for applications that require frequent service
Made in the USA

from

$393.99

B&M Cast Aluminum Transmission Pans are constructed of thick A356.0-T6 cast aluminum. Designed to fit a wide range of cars and trucks with TH700-R4, 4L60, 4L60E & 4L65E transmissions, these deep pans significantly increase the fluid capacity and dissipate heat much faster to prolong the life of the transmission and related components. Additional features include an engraved B&M logo, drain port, a magnetic drain plug for catching ferrous metal particles, and complete hardware and installation instructions.

Product Features:

Additional Oil Capacity
More Cooling Ability
No Dipstick Modification
Some Include Fluid Pickup Extension
Built-In Drain Plugs
Cast Aluminum

from

$292.99

Add fluid capacity to your transmission. Extra fluid means more cooling, And more cooling means better efficiency And performance. Add life to your transmission with a BAndM Deep Pan! Add’s 2 additional quarts to the system.

Product Features:

Additional Oil Capacity
More Cooling Ability
No Dipstick Modification
Some Include Fluid Pickup Extension
Built-In Drain Plugs

from

$133.99

B&M Deep Transmission Pans increase the fluid capacity of your transmission, improving the cooling, allowing your transmission to work as efficiently as possible. Included drain plug, eliminates the need to drop the pan to drain the fluid.

Product Features:

Additional Oil Capacity
More Cooling Ability
No Dipstick Modification
Some Include Fluid Pickup Extension
Built-In Drain Plugs
Chrome Plated Steel

from

$85.99

On certain GM vehicles, routine transmission services are a messy process due to the design of the original equipment transmission pan, which must be lowered carefully to avoid spilling the fluid it holds. This Dorman OE FIX transmission pan is designed with a drain plug to make draining the fluid a less precarious job. Our rugged, precision-engineered replacement pan includes a new drain plug and crush washer to help ensure a predictable and straightforward initial installation. Replacing the factory pan with this innovative solution encourages regular service to help prevent costly transmission repair, and can help protect the transmission from harmful contaminants and fluid leaks. Best of all – Future service is a lot less messy.

Product Features:

Service-friendly – this transmission fluid pan features an integrated drain plug so the transmission fluid can be drained before servicing the pan on specified GM vehicles, preventing messy spills
Protects transmission – encourages regular service to help prevent costly transmission repair, and can help protect the transmission from harmful contaminants and fluid leaks
Complete solution – includes transmission pan, drain plug and gasket for a straightforward and seamless installation
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

from

$14.99

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.

In-Demand Transmission Cooler and Parts for 1985 GMC G3500s

Select from 14 premium Transmission Cooler and Parts parts for your 1985 GMC G3500, with prices ranging from $11.99 to $151.99.

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from

$85.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Imperial high-performance transmission cooler
Size: 3/4″ x 10″ x 15-7/8″
SAE 45-degree fittings for maximum reliability
Electrostatic powder-coated to prevent corrosion
SAE 45 degree fittings for maximum reliability
Electrostatically powder coated to prevent corrosion
All aluminum lightweight construction
SAE 45 degree fittings for maximum reliability
Electrostatically powder coated to prevent corrosion
All aluminum lightweight construction

from

$70.99

The Imperial Maxi-Cool XL’s plate and fin design offer excellent cooling efficiency in a compact, space-efficient design.

Product Features:

Imperial Maxi-Cool plate and fin transmission cooler
Size: 3/4″ x 11″ x 7-1/2″
Mid-size and full-size cars, pickups
GVWR up to 20,000 lbs.; towing up to 2,500 lbs.
Compatible with OEM cooler systems
Made with the highest quality materials
100% pressure testing to 150 PSI for quality assurance
33% more efficient than a comparable tube and fin design

from

$60.99

The Imperial Maxi-Cool XL’s plate and fin design offer excellent cooling efficiency in a compact, space-efficient design.

Product Features:

Imperial Rapid-Cool plate and fin transmission cooler
Size: 3/4″ x 11″ x 6″
Sub-compact to compact cars
GVWR up to 18,000 lbs.
Compatible with OEM cooler systems
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators

from

$11.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Imperial mounting kit system
For installation of transmission coolers and electric fans
Provides quick, effective installation of Imperial products
Contains nylon mounting rods, foam pads and locking buttons
Aftermarket electric fan and cooler mounting rods
Made with the highest quality materials
Quality machined for durability
Removable buttons for relocation
Aftermarket electric fan and cooler mounting rods
Made with the highest quality materials
Quality machined for durability
Removable buttons for relocation

from

$55.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Imperial Econo-Kool tube and fin transmission cooler
Size: 3/4″ x 5″ x 15-7/8″
Compact and mid-size cars
GVWR up to 16,000 lbs.; towing up to 2,500 lbs.
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators

from

$40.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Imperial Econo-Kool tube and fin transmission cooler
Size: 3/4″ x 5″ x 12-1/2″
Sub-compact to compact cars
GVWR up to 12,000 lbs.
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators

from

$85.99

The Imperial Maxi-Cool XL’s plate and fin design offer excellent cooling efficiency in a compact, space-efficient design.

Product Features:

Class “A” motor homes, large travel trailers, 5th-wheel trailers
GVWR up to 30,000 lbs.; towing up to 10,000 lbs.
Compatible with OEM cooler systems
33% more efficient than a comparable tube and fin design

from

$65.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Imperial Econo-Kool tube and fin transmission cooler
Size: 3/4″ x 10″ x 15-7/8″
Class “A” motor homes, large travel trailers, 5th-wheel trailers
GVWR up to 26,000 lbs.; towing up to 10,000 lbs.
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators

from

$80.99

The Imperial Maxi-Cool XL’s plate and fin design offer excellent cooling efficiency in a compact, space-efficient design.

Product Features:

Imperial Rapid-Cool plate and fin transmission cooler
Size: 3/4″ x 11″ x 9-1/2″
Pickup trucks and vans, class “C” motor homes, travel trailers to 24′
GVWR up to 24,000 lbs.; towing up to 5,000 lbs.
33% more efficient than a comparable tube and fin design
Compatible with OEM cooler systems
Made with the highest quality materials
100% pressure testing to 150 PSI for quality assurance
33% more efficient than a comparable tube and fin design

from

$52.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Mid-size and full-size cars, pickups
GVWR up to 18,000 lbs.; towing up to 3,500 lbs
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators

from

$79.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Imperial high-performance transmission cooler
Size: 3/4″ x 7-1/2″ x 15-7/8″
SAE 45-degree fittings for maximum reliability
Electrostatic powder-coated to prevent corrosion
Up to Class C motorhomes, towing up to 5,000 pounds
SAE 45 degree fittings for maximum reliability
Electrostatically powder coated to prevent corrosion
All aluminum lightweight construction

from

$68.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Imperial high-performance transmission cooler
Size: 3/4″ x 7-1/2″ x 12-1/2″
SAE 45-degree fittings for maximum reliability
Electrostatic powder-coated to prevent corrosion
SAE 45 degree fittings for maximum reliability
Electrostatically powder coated to prevent corrosion
All aluminum lightweight construction
SAE 45 degree fittings for maximum reliability
Electrostatically powder coated to prevent corrosion
All aluminum lightweight construction

from

$65.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Imperial Econo-Kool tube and fin transmission cooler
Size: 3/4″ x 7-1/2″ x 15-7/8″
Pickup trucks and vans, class “C” motor homes, travel trailers to 24′
GVWR up to 22,000 lbs.; towing up to 5,000 lbs.
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators

from

$151.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Imperial Econo-Kool tube and fin transmission cooler
Size: 1-1/2″ x 12″ x 15 1/8″
Severe-duty transmission oil cooling applications
Towing with class “A” motor home or towing more than 10,000 lbs.
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators

Most Sold 1985 GMC G3500 Transmission Seals

Explore our best-selling GMC parts for the 1985 G3500 among 28 OEM and aftermarket options starting from $3.99.

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from

$12.99

Design type: spring loaded; multi-lip
Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
Resistance to EP lubricants
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

from

$6.99

Design type: spring loaded; multi-lip
Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
Resistance to EP lubricants
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

from

$12.99

Design type: spring loaded; multi-lip
Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
Good low temperature capability
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

from

$12.99

Design type: spring loaded; multi-lip
Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
Good low temperature capability
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

from

$4.99

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$9.59

ATP Transmission Seals and Gaskets are exact fit, no compromise replacement parts

from

$7.99

Design type: spring loaded; multi-lip
Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
Good low temperature capability
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

from

$6.39

ATP Transmission Seals and Gaskets are exact fit, no compromise replacement parts

from

$6.99

Design type: springless; single-lip
Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
Good low temperature capability
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

from

$7.79

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$20.49

Design type: spring loaded; multi-lip
Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
Good low temperature capability
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

from

$4.29

ATP Transmission Seals and Gaskets are exact fit, no compromise replacement parts

from

$12.99

ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts

from

$9.59

ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts

from

$4.19

ATP Transmission Seals and Gaskets are exact fit, no compromise replacement parts

from

$5.99

Design type: springless; single-lip
Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
Good low temperature capability
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

from

$12.99

Design type: spring loaded; multi-lip
Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
Good low temperature capability
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

from

$6.39

ATP Transmission Seals and Gaskets are exact fit, no compromise replacement parts

from

$22.29

Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.

from

$9.59

ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts

from

$5.99

ATP Transmission Seals and Gaskets are exact fit, no compromise replacement parts

from

$21.29

Product Features:

Brand may vary by location

from

$15.99

from

$10.99

Design type: spring loaded; single-lip
Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
Resistance to EP lubricants
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

Top-Rated Transmission Parts Brands For Your 1985 GMC G3500

Shop for the best-rated brands offering Transmission Parts and other products for your 1985 GMC G3500s. Below you’ll find some of our best rated Transmission Parts from National, B & M, and Imperial, and more. Transmission Parts from these brands that fit a 1985 G3500 start at just $6.99 and are rated as high as 4.3 stars. OEM and aftermarket Transmission Parts don’t get more top quality, durable, and affordable than from the brands below.

Popular National 1985 GMC G3500 Transmission Parts

When it comes to maintaining or upgrading your 1985 GMC G3500, using quality Transmission Parts is essential to ensure durability and a perfect fit. National ticks all of those boxes. We offer a wide selection of National Transmission Parts, specifically designed for the 1985 GMC G3500. With over 3 National brand Transmission Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $6.99, with an average price of just $10.32. Plus, with over 22 customer reviews and an average rating of 4.3 stars, you can trust that our National Transmission Parts will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.

from $12.99

(13)

Multi-Purpose Seal

“Fixed my leak”

from $10.99

(4)

Multi-Purpose Seal

“it worked”

from $6.99

(5)

Multi-Purpose Seal

“This part was exactly the same as the part on my 2004 Trailblazer 4.2L, even had the same number stamped on it.”

Popular B & M 1985 GMC G3500 Transmission Parts

B & M auto parts is one of the highest quality Transmission Part brands in the market. Any 1985 GMC G3500 owner should feel confident when installing genuine B & M parts in their vehicle. To ensure the best fit and performance for your 1985 G3500, Advance Auto Parts carries a full inventory of 3 B & M Transmission Parts. Plus you will be keeping your GMC in peak condition while saving money because prices on these B & M Transmission Parts range from $33.99 to $86.99, plus, with more than 5 customer reviews and an impressive 4.3 stars average rating, you can be confident the Fram Transmission Parts below will deliver on both quality and value.

from $86.99

(3)

Shift Improver Kit, 82-93 TH700R4

“I put the stage 1 towing kit in my 700r4 in my Cadillac. It feels great. The job wasn’t too hard but not too easy. Having a 3rd or 4th hand may prove ”

from $48.49

(1)

Shifter Accessories, Bracket and Lever Kit Fits TH400/TH350/TH250/200-4R/700R4

“Cable not perfectly straight. It is hard to believe as long as B&M and th400s have been around, that they do not line up better”

from $33.99

(1)

Cable Bracket

“Use it for a 700R4 swap, need to use B & M cable to fit”

FAQs for 1985 GMC G3500 Transmission Parts

Which Transmission Parts are best-sellers for 1985 GMC G3500s?

Out of 159 Transmission Parts that fit 1985 GMC G3500s, the following parts are the top sellers:

Mounting Kit System (6014844) – $11.99
Multi-Purpose Temperature Sensor (15730286) – $34.99
Transmission Oil Pan Gasket 16 Bolt Hole One Piece Gasket (5781647) – $11.99

What’s the price range for 1985 GMC G3500 Transmission Parts?

Transmission Part prices for the 1985 GMC G3500 start at $3.99 and go up to $1,732.00 for the most premium parts.

What’s the average price of a Transmission Part for a 1985 GMC G3500?

The average price for Transmission Parts for the 1985 GMC G3500 is $148.29. Keep in mind the variety of part types within our Transmission Part category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Transmission Parts for other GMC G3500 model years?

Yes, we currently carry Transmission Parts for 16 model years of GMC G3500s between 1979 and 1996. Transmission Parts are bought most frequently for the following model years: 1996, 1995, 1994, 1993, 1992, 1991, 1990, 1989, and 1988.

What are the cheapest Transmission Parts for my 1985 GMC G3500?

The cheapest 1985 GMC G3500 Transmission Parts we carry in stock are:

Shaft Seal (50211164) – $3.99
Automatic Transmission Detent Cable Seal (10861007) – $4.19
Automatic Transmission Fluid Filler Tube Seal (11239035) – $4.29
Automatic Transmission Detent Cable Seal (10861026) – $4.29
Oil Seal (5440610) – $4.99

What are the top-rated Transmission Parts that fit the 1985 GMC G3500?

Out of 4,002 reviews by customers, our 1985 GMC G3500 Transmission Parts have an average customer rating of . These are some of the highest-rated Transmission Part types for the 1985 GMC G3500 and their top-rated products:

Automatic Transmission Pan and Gaskets
- Transmission Oil Pan Gasket 13 Bolt Hole One Piece Gasket (5181011) – $9.99
- Transmission Oil Pan Gasket 13 Bolt Hole One Piece Gasket (5181054) – $9.49
- Chrome Automatic Transmission Oil Pan With Drain Plug (17360645) – $77.99
Transmission Bearings
- Transmission Oil Pan Gasket 13 Bolt Hole One Piece Gasket (5181011) – $9.99
- Transmission Oil Pan Gasket 13 Bolt Hole One Piece Gasket (5181054) – $9.49
- Chrome Automatic Transmission Oil Pan With Drain Plug (17360645) – $77.99

What types of Transmission Parts do you sell for my 1985 GMC G3500?

As of 6/2/26, these are some of the most in-demand types of Transmission Parts for a 1985 GMC G3500:

Can I get help with 1985 GMC G3500 Transmission Part orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about GMC Transmission Parts and more.

What is your return policy for GMC G3500 Transmission Parts?

Advance Auto Parts keeps returns simple. For new GMC G3500 Transmission Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

1985 GMC G3500 Transmission Parts

National – Multi Purpose Seal (Part No.8792S)

Dorman – Transmission Line Connector with 3/8 Tube X 5/8-18 In. Thread (Part No.800-605)

Pro-King – Automatic Transmission Basic Rebuild Kit (Part No.KB-865)

Spartan – Automatic Transmission Assembly; GM RWD 4L80E 4-Spd (Part No.1651A-81)

National – Shaft Repair Sleeve (Part No.99174)

National – Multi-Purpose Bearing (Part No.109)

Mr. Gasket – Automatic Transmission Oil Pan (Part No.9761)

Victor Reinz – Transmission Oil Pan Gasket (Part No.71-14940-00)

Anchor – Transmission Mount: Rear, 1 Piece (Part No.2513)

Mr. Gasket – A/Tdipstick (Part No.9704G)

Carquest Premium – Multi-Use Connector (Part No.PTA1431)

National – Bearing Race (Part No.HM88610)

Carquest – Transmission Control Solenoid (Part No.S9820)

B & M – Governor Recalibration Kit For TH-700R4, TH-400 and TH-350 Transmission (Part No.20248)

ATP – Automatic Transmission Clutch Plate (Part No.SC-29)

NTK – ABS Wheel Speed Sensor (Part No.AU0137)

B & M – Automatic Shifter, Stealth Pro Ratchet 3 and 4 Speed (Part No.81120)

Imperial – Mounting Kit System (Part No.226201)

B & M – Shift Improver Kit, 82-93 TH700R4 (Part No.70239)

ATP – Automatic Transmission Speedometer Pinion Seal (Part No.SO-13)

ATP – Automatic Transmission Elect Harness Vss Repair (Part No.CE-8)

ARP Auto Racing – For Use With 90 Degree V6 Chevy/ 265 And 454 V8 With 2 Piece Rear Seal (Part No.200-2902)

ATP – Automatic Transmission Fluid Filler Tube Seal (Part No.JO-15)

ATP – Automatic Transmission Oil Pump O-Ring (Part No.SO-21)

National – Multi-Purpose Seal (Part No.4598)

Hays – Converter: 4L60E/4L65E 24-2800 Stall (Part No.97-1H24Q)

ATP – Automatic Transmission Universal Detent Cable 28 To 48 Inches (Part No.Y-752)

National – Multi-Purpose Seal (Part No.4950)

Anchor – Transmission Mount: Rear, 1 Piece (Part No.2392)

Anchor – Transmission Mount: Rear, 1 Piece (Part No.2672)

Anchor – Transmission Mount: Rear, 1 Piece (Part No.2513)

Energy Suspension – Transmission Mount (Part No.3.1158G)

Energy Suspension – Transmission Mount (Part No.3.1132R)

Hooker BlackHeart – Hooker BlackHeart Polyurethane Transmission Mount – Red (Part No.71223030HKR)

Hooker BlackHeart – Hooker BlackHeart Polyurethane Transmission Mount – Black (Part No.71223029HKR)

ATP – Automatic Transmission Fluid Filler Tube Seal (Part No.JO-15)

Pro-King – Automatic Transmission Solenoid (Part No.52-0203)

Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-48)

Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-28)

ATP – Automatic Transmission Detent Cable End (Part No.YR-100)

B & M – Modulator (Part No.20234)

ATP – Automatic Transmission Detent Cable (Part No.Y-228)

ATP – Automatic Transmission Detent Cable (Part No.Y-225)

ATP – Automatic Transmission Universal Detent Cable 28 To 48 Inches (Part No.Y-752)

ATP – Automatic Transmission Oil Pump O-Ring (Part No.SO-21)

Mr. Gasket – A/Tdipstick (Part No.9704G)

Dorman – Clutch Pilot Bushing .593 In. x 1.09 In. Type A, Length .750 In. (sold by each) (Part No.690-014)

Dorman – Clutch Pilot Bushing (Part No.690-014.1)

ATP – Automatic Transmission Band (2Nd & 4Th) (Part No.CX-42)

ATP – Automatic Transmission Front Pump Bushing (Pump Body) (Part No.CB-30)

ATP – Automatic Transmission Control Solenoid (Lock-Up) (Part No.CE-1)

ATP – AT MODULATOR VALVE (Part No.JX-76)

ATP – AT MODULATOR VALVE (Part No.JX-66)

ATP – Automatic Transmission Front Pump Bushing (Part No.CB-4)

Carquest Premium – Automatic Transmission Modulator Valve (Part No.VMC1023)

ATP – Automatic Transmission Elect. Harness (Vss Repair) (Part No.JE-15)

Moveras – Remanufactured 700R4 Automatic Transmission Assembly (Part No.M00899DA)

B & M – Governor Recalibration Kit For TH-700R4, TH-400 and TH-350 Transmission (Part No.20248)

B & M – Kickdown Switch Kit For TH400 Transmission (Part No.20297)

Felpro – Transmission Oil Pan Gasket 13 Bolt Hole One Piece Gasket (Part No.TOS 18633)

Felpro – Transmission Oil Pan Gasket 13 Bolt Hole One Piece Gasket (Part No.TOS 18621)

Mr. Gasket – Chrome Automatic Transmission Oil Pan With Drain Plug (Part No.9732)

Felpro – Transmission Oil Pan Gasket 16 Bolt Hole One Piece Gasket (Part No.TOS 18663)

ATP – Automatic Transmission Oil Pump Gasket (Part No.SG-40)

ATP – Automatic Transmission Oil Pan Gasket (Part No.SG-30)

Mr. Gasket – Automatic Transmission Oil Pan Gasket (Part No.8691)

Mr. Gasket – Automatic Transmission Oil Pan Gasket (Part No.8695)

ATP – Automatic Transmission Oil Pump Gasket (Part No.SG-27)

Mr. Gasket – Gaskets (Part No.61082MRG)

B & M – Transmission Pan, Cast Deep Pan 4L60 and 4L60E (Part No.70260)

B & M – Transmission Cast Deep Pan, Brushed Finish – TH400 (Part No.20280)

B & M – DEPTH PAN CHROME HP (Part No.20289)

Dorman – Transmission Oil Pan (OE Fix) (Part No.265-883)

Victor Reinz – Transmission Oil Pan Gasket (Part No.71-14938-00)

Imperial – High Performance Transmission Oil Cooler (Part No.240516)

Imperial – Maxi-Kool XL Transmission Oil Cooler (Part No.243007)

Imperial – Plate and Fin Style Transmission Cooler, Light Duty, 3/4" x 5-7/8" x 11" (Part No.243006)

Imperial – Mounting Kit System (Part No.226201)

Imperial – Econo-Kool Transmission Oil Cooler (Part No.242010)