1981 GMC G3500 Transmission Parts

Name: Automatic Transmission Deluxe Rebuild Kit
Brand: Pro-King
SKU: KS-12
Price: 227.99 USD

Below you will find various in-demand GMC Transmission Parts, components and accessories for your 1981 G3500. Advance Auto Parts has popular G3500 parts like Transmission Seals, Transmission Cooler and Parts, Automatic Transmission Parts 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 1981 GMC G3500 Transmission Parts below and start saving instantly.

Please Select your Vehicle to See Exact Fit Parts

Popular 1981 GMC G3500 Transmission Parts Categories

Gear Shift Levers

Transmission Torque Converters

OE Transmission Coolers

Transfer Shaft Bearing

Transmission Solenoids

Transmission Oil Cooler Lines

Transmission Shift Cables

Countershaft Bearings

Transmission Pan Gaskets

Transmission Oil Cooler Fittings

Automatic Transmission Line Connectors

Transmission Mounts

Transmission Oil Pans

Transmission Master Repair Kits

Back Up and Neutral Safety Switches

Transmission Rebuild Kits

Transmission Oil Pan Gaskets

Transmission Dipsticks

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

Manual Transmission Bearing and Seal Overhaul Kits

Torque Converter Seals

Extension Housing Seals

Shaft Seals

Manual Transmission Gasket Sets

Transmission Shift Kits

Transmission Bands

Automatic Transmission Selector Shaft Seals

Automatic Transmission Flexplate Mounting Bolts

Automatic Transmission Detent Cable Seals

Shift Shaft Seals

Automatic Transmission Oil Pump Gaskets

Automatic Transmission Fluid Filler Tube Seals

Automatic Transmission Oil Pump O-Rings

Automatic Transmission Speedometer Pinion Seals

Automatic Transmission Seals

Automatic Transmission Shifter Cable Brackets

Automatic Transmission Friction Discs

Automatic Transmission Kickdown Cables

Auto Trans Differential Bearing and Race Set

Essential Transmission Parts for 1981 GMC G3500s

from

$227.99

One of the most complete rebuild kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.

Product Features:

Include steels, frictions, gaskets, and filter
Includes Band and Modulator (if applicable)

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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 #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
Mount Holes: 3.75 Inch / 95.25 Mm

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$7.79

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

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$13.79

AT CLUTCH PLATE

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$65.99

GASKET

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$21.99

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

Product Features:

PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION – Crowned raceways and rollers 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

from

$24.99

Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Engineered and manufactured specifically for the repair environment
Unsurpassed quality you can trust
Includes all parts needed to complete the repair

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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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$24.99

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. ATP 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
Helps transmission determine ideal downshift
Improves vehicle performance

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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

from

$306.99

The B&M Unimatic is an ideal replacement for column shift vehicles, includes neutral safety switch, 5 foot cable and a boot and plate.

Product Features:

Ideal As Column Shift Replacement
Includes Neutral Safety Switch
Includes Black T-Handle
Backup Light Not Available
Includes 5 ft. Cable and Hardware
Includes Boot and Plate

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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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$25.99

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:

Transmission cooler reinstallation kit
Contains part numbers 248001, 226201, 240250 and 4 hose clamps
Provides all hardware for reinstallation of Imperial transmission coolers
Contains nylon mounting rods, foam pads, locking buttons, hose and fitting
Made of high grade nylon for easy installation
Removable buttons for cooler/fan relocation
Made for both transmission coolers and electric fan installation
Comes with Quick Connect coupler

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$4.19

AT DETENT CABLE SEAL

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$95.99

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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$6.99

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

from

$9.99

Product Features:

Brand may vary by location

from

$33.99

Cable Bracket, GM APPLICATION: For TH400, 350, 250, 200, 700R4, 2004R transmissions.

Product Features:

Shifter Service Parts

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$33.99

Cable Bracket, GM (Bandit style shifters only) APPLICATION: For TH-400, 350, 250, 200, 700R4, 200-4R with 80797, 80798 or 81050 shifter.

Product Features:

Shifter Service Parts
Steel
Natural Finish
Sold individually
Replacement for Bandit shifters

from

$16.49

Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:

High-precision and High-quality components used in all KITs
Coverage of classic and new high-tech solutions for the best system coverage

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$9.59

AT OIL PUMP ORING

from

$35.99

Product Features:

CONSISTENT PERFORMANCE: Matched cup and cone components ensure consistent performance
PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION: Crowned raceways and rollers 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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$4.29

AT SOLENOID SEAL

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$89.99

AT OVERHAUL KIT

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$70.99

HEAVY DUTY-Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. STREET/STRIP-Positive shifts for high performance street use or for competitive events. Hardest, quickest possible shift.

Product Features:

Provides Crisp Shifts
On Any Stock Automatic Transmission
Eliminates Soft/Sluggish Shift
Eliminates Shift Overlap
Eliminate Clutch and Band Wear

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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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$99.99

These universal fit adjustable cables will work in 95 percent of all listed transmission applications, yet are less expensive than OE models. Use as straight replacement cable or ease the installation of transmission swaps.

Product Features:

Universal Fit Adjustable
Less Expensive Than OE Models
Ease Trans. Swap Installation

Upgrade your 1981 GMC G3500 with Top-Quality Transmission Parts

When it comes to maintaining or upgrading your 1981 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 133 Transmission Parts for the 1981 GMC G3500, designed to meet your needs without breaking the bank. From Transmission Seal replacements to Transmission Cooler and 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 1981 GMC G3500 at great prices. Our Transmission Parts inventory for this model ranges from just $3.19 to $1,349.99, with an average price of $157.24. Our 133 Transmission Parts in stock come from 20 trusted brands, so you’re sure to find the right part for your 1981 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 1981 GMC G3500, we stock popular OEM and aftermarket Transmission Parts from top names like Driveworks, B & M, Imperial, and more. Driveworks Transmission Parts start at just $4.99 and boast an impressive 4.2 stars average rating from customers. B & M and Imperial also bring quality to the table, with Transmission Parts available starting at $11.99, and at an average 4.1 stars rating. With 1,231 customer reviews and counting, our 1981 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 1981 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 1981 GMC G3500!

Best-Selling Transmission Seals for 1981 GMC G3500s

Enhance the driving experience in your GMC with 22 quality Transmission Seal components, starting at $3.19.

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from

$10.99

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: 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

from

$4.99

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$9.59

AT SEL SHAFT SEAL

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$6.39

AT DPSTK TUBE SEAL

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$6.99

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

from

$7.79

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$4.29

AT DETENT CABLE SEAL

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$12.99

AT EXT HOUSING SEAL

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$9.59

AT EXT HOUSING SEAL

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$3.19

Product Features:

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

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$4.19

AT DETENT CABLE SEAL

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$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

$24.99

All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!

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

$10.79

AT SPEED PINION SEAL

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$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

$123.99

ManTransBrg-SealKit

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$9.59

AT EXT HOUSING SEAL

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$5.99

AT SEAL

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$92.99

ManTransBrg-SealKit

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$5.19

High-precision and High-quality components used in all KITs
Coverage of classic and new high-tech solutions for the best system coverage

from

$3.99

Shift Shaft O-Ring

Top Picks for 1981 GMC G3500 Automatic Transmission Parts

Upgrade GMC G3500s with top-quality Automatic Transmission Parts parts, including 21 OEM and aftermarket selections for your 1981 model.

show more show less

from

$4.29

AT SOLENOID SEAL

from

$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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$11.99

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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$34.49

Includes dipstick with chromed steel handle and chromed steel dipstick tube with mounting tab. 27 inch long.

Product Features:

Fits GM Th350 – Chevy Specific. Modify For Others
27 In Length
Chrome Plated Steel

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$49.99

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

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$24.99

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

from

$9.59

AT OIL PUMP ORING

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$51.99

AT MODULATOR VALVE

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$49.99

ATP Universal Fit Detent Cables are designed to cover many applications and are no compromise replacement parts

Product Features:

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

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$21.99

AT MODULATOR VALVE

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$11.79

AT FRT PUMP BUSHING

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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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$95.99

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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$118.99

AT CONTR SOLENOID

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

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$33.99

Cable Bracket, GM (Bandit style shifters only) APPLICATION: For TH-400, 350, 250, 200, 700R4, 200-4R with 80797, 80798 or 81050 shifter.

Product Features:

Shifter Service Parts
Steel
Natural Finish
Sold individually
Replacement for Bandit shifters

from

$29.99

AUTO TRANS BAND

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$13.79

AT CLUTCH PLATE

from

$9.59

AT CLUTCH PLATE

In-Demand Transmission Mounts for 1981 GMC G3500s

Select from 7 premium Transmission Mounts parts for your 1981 GMC G3500, with prices ranging from $9.29 to $105.99.

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from

$11.99

Anchor 2378 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 #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: 1957-1984
Weight approx: 2 Lbs
Height: 1.8 In.: 45.7 mm
All Bolt Holes Inline
Bolt Centerline: 1.5 Inch: 38.1 Mm

from

$9.29

Anchor 2268 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 #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: 1958-1984
Weight approx: 2 Lbs
Rubber Crown With Air Gap
Height Without Studs: 1.9 Inch: 48.25 Mm
Studs And Bolt Holes Inline
Stud Centerline: 1.5 Inch: 38.1 Mm

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$46.49

A true performance application component for cars, trucks, hot rods, 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

from

$99.99

Constructed of durable polyurethane to handle the stress oh high horsepower. Absorbs vibration and lasts longer than rubber Features unique built-in safety lock to keep from separating under high torque loads. Ideal for use on street or strip applications. Complete with grade-8 mounting hardware.

Product Features:

Durable Polyurethane
Absorbs Vibration
Last Longer Than Rubber
Built-In Safety Lock

from

$105.99

Unique Safety Interlock Design
Impervious to Vehicle Oils and Chemicals
Strong Enough Too Handle High Performance

from

$53.99

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

from

$48.99

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 Sold 1981 GMC G3500 Transmission Bearings

Explore our best-selling GMC parts for the 1981 G3500 among 5 OEM and aftermarket options starting from $13.79.

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from

$13.79

Value-priced bearing meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$24.99

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

Product Features:

PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION – Crowned raceways and rollers 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

from

$15.99

Driveworks wheel bearings are a direct replacement for original parts at a much more affordable cost. Each wheel bearing is engineered to meet or exceed OE specifications, and goes through intensive quality control inspections to ensure proper fitment. Manufactured using high-precision machinery and advanced heat treatment processes, these bearings are designed for maximum durability and extended periods of use under any driving condition. Specific to certain applications, Driveworks bearings have multi-lip seals built into the bearing for increased protection against invasive contaminants and premature wear.

Product Features:

Depending on the application, specified Driveworks wheel bearings have integrated encoder rings that automatically sync with the vehicle’s anti-lock braking system (ABS) upon successful installation
Engineered, manufactured, and tested to meet or exceed OE specifications
Integrated seal design improves contamination resistance for a longer bearing life
High performance grease is used to lubricate the inner raceway to ensure smooth operation, higher operating temperatures, and minimal noise
Manufactured from high quality steel to maximize durability under even the harshest driving conditions
Brand may vary by location

from

$21.99

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

Product Features:

PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION – Crowned raceways and rollers 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

from

$16.49

High-precision and High-quality components used in all KITs
Coverage of classic and new high-tech solutions for the best system coverage

Top-Rated Transmission Parts Brands For Your 1981 GMC G3500

Shop for the best-rated brands offering Transmission Parts and other products for your 1981 GMC G3500s. Below you’ll find some of our best rated Transmission Parts from Driveworks, B & M, and Imperial, and more. Transmission Parts from these brands that fit a 1981 G3500 start at just $4.99 and are rated as high as 4.2 stars. OEM and aftermarket Transmission Parts don’t get more top quality, durable, and affordable than from the brands below.

Popular Driveworks 1981 GMC G3500 Transmission Parts

When it comes to maintaining or upgrading your 1981 GMC G3500, using quality Transmission Parts is essential to ensure durability and a perfect fit. Driveworks ticks all of those boxes. We offer a wide selection of Driveworks Transmission Parts, specifically designed for the 1981 GMC G3500. With over 3 Driveworks brand Transmission Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $4.99, with an average price of just $8.86. Plus, with over 8 customer reviews and an average rating of 4.2 stars, you can trust that our Driveworks 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 $4.99

(3)

Oil Seal

“Good part, cheap price”

from $7.79

(4)

Oil Seal

“Couple taps of hammer and went right in”

from $13.79

(1)

Taper Bearing Cone

“Easy to instal”

Popular B & M 1981 GMC G3500 Transmission Parts

B & M auto parts is one of the highest quality Transmission Part brands in the market. Any 1981 GMC G3500 owner should feel confident when installing genuine B & M parts in their vehicle. To ensure the best fit and performance for your 1981 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 $382.99, plus, with more than 3 customer reviews and an impressive 4.1 stars average rating, you can be confident the Fram Transmission Parts below will deliver on both quality and value.

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 $382.99

(1)

Tork Master 2400

“The B&M 2400 stall converter was a great choice for my application. It works well on the street and track, increased performance by leaps and bounds. ”

from $33.99

(1)

Cable Bracket

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

FAQs for 1981 GMC G3500 Transmission Parts

Which Transmission Parts are best-sellers for 1981 GMC G3500s?

Out of 133 Transmission Parts that fit 1981 GMC G3500s, the following parts are the top sellers:

Multi-Purpose Bearing (3275876) – $35.99
Wheel Bearing: Direct Fit, 1 Piece (5050138) – $15.99
AT DPSTK TUBE SEAL (11236304) – $6.39

What’s the price range for 1981 GMC G3500 Transmission Parts?

Transmission Part prices for the 1981 GMC G3500 start at $3.19 and go up to $1,349.99 for the most premium parts.

What’s the average price of a Transmission Part for a 1981 GMC G3500?

The average price for Transmission Parts for the 1981 GMC G3500 is $157.24. 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 1981 GMC G3500?

The cheapest 1981 GMC G3500 Transmission Parts we carry in stock are:

Automatic Transmission Speedometer Pinion Seal (11236107) – $3.19
Shift Shaft O-Ring (12009712) – $3.99
AT DETENT CABLE SEAL (10861007) – $4.19
AT SOLENOID SEAL (11239035) – $4.29
AT DETENT CABLE SEAL (10861026) – $4.29

What are the top-rated Transmission Parts that fit the 1981 GMC G3500?

Out of 1,231 reviews by customers, our 1981 GMC G3500 Transmission Parts have an average customer rating of . These are some of the highest-rated Transmission Part types for the 1981 GMC G3500 and their top-rated products:

Automatic Transmission Differential
- Multi-Purpose Bearing (3275876) – $35.99

What types of Transmission Parts do you sell for my 1981 GMC G3500?

As of 3/1/26, these are some of the most in-demand types of Transmission Parts for a 1981 GMC G3500:

Can I get help with 1981 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.

1981 GMC G3500 Transmission Parts

Pro-King – Automatic Transmission Deluxe Rebuild Kit (Part No.KS-12)

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

Driveworks – Oil Seal (Part No.S-9449)

ATP – AT CLUTCH PLATE (Part No.JC-57)

GM Genuine Parts – GASKET (Part No.8677743)

National – Tapered Roller Bearing Cone (Part No.LM501349)

Felpro – Manual Transmission Gasket Set (Part No.TS 30118)

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

ATP – ATP Automatic Transmission Detent Cable (Part No.Y-233)

B & M – Modulator (Part No.20234)

B & M – Automatic Shifter, Unimatic Shifter (Part No.80775)

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

Imperial – Transmission Oil Cooler Reinstallation Kit (Part No.248002)

ATP – AT DETENT CABLE SEAL (Part No.SO-36)

Mr. Gasket – A/Tdipstick (Part No.9703G)

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

Driveworks – Auto Transmission Output Shaft Seal (Part No.S-4934)

B & M – Cable Bracket (Part No.30499)

B & M – Cable Bracket (Part No.30498)

Schaeffler – Cup (Part No.M802011)

ATP – AT OIL PUMP ORING (Part No.SO-21)

National – Multi-Purpose Bearing (Part No.A-35)

ATP – AT SOLENOID SEAL (Part No.JO-15)

ATP – AT OVERHAUL KIT (Part No.SGS-27)

B & M – Shift Improver Kit For 68-81 TH-350 Transmission (Part No.30262)

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

B & M – Kickdown Cable For TH-350 Transmission (Part No.30287)

National – Multi-Purpose Seal (Part No.6712NA)

Driveworks – Oil Seal (Part No.S-9613S)

ATP – AT SEL SHAFT SEAL (Part No.SO-19)

ATP – AT DPSTK TUBE SEAL (Part No.SO-35)

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

Driveworks – Oil Seal (Part No.S-9449)

ATP – AT DETENT CABLE SEAL (Part No.SO-37)

ATP – AT EXT HOUSING SEAL (Part No.HO-9)

ATP – AT EXT HOUSING SEAL (Part No.SO-22)

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

ATP – AT DETENT CABLE SEAL (Part No.SO-36)

National – Multi-Purpose Seal (Part No.240735)

Motive Gear – Differential Pinion Seal (Part No.6808N)

National – Multi-Purpose Seal (Part No.410085)

ATP – AT SPEED PINION SEAL (Part No.SO-34)

Motive Gear – Differential Pinion Seal (Part No.2286)

USA Standard Gear – ManTransBrg-SealKit (Part No.72334)

ATP – AT EXT HOUSING SEAL (Part No.JO-57)

ATP – AT SEAL (Part No.SO-39)

USA Standard Gear – ManTransBrg-SealKit (Part No.76455)

Schaeffler – Shaft Seal (Part No.SS2569)

USA Standard Gear – Shift Shaft O-Ring (Part No.76151)

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

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

Imperial – Mounting Kit System (Part No.226201)

Imperial – Maxi-Kool XL Transmission Oil Cooler (Part No.243012)

Imperial – Econo-Kool Transmission Oil Cooler (Part No.241018)

Imperial – Plate and Fin Style Transmission Cooler, Heavy Duty, 3/4" x 9-1/2" x 11" (Part No.243008)

Imperial – Econo-Kool Transmission Oil Cooler (Part No.242012)

Imperial – High Performance Transmission Oil Cooler (Part No.240514)

Imperial – Transmission Oil Cooler Reinstallation Kit (Part No.248002)

Imperial – High Performance Transmission Oil Cooler (Part No.240512)

Imperial – Econo-Kool Transmission Oil Cooler (Part No.242016)

ATP – AT SOLENOID SEAL (Part No.JO-15)

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)

Dorman – Help – Clutch Pilot Bushing (Part No.14650)

Mr. Gasket – Chrome Automatic Transmission Dipstick & Tube – 27" Length (Part No.9764)

B & M – Modulator (Part No.20234)

ATP – ATP Automatic Transmission Detent Cable (Part No.Y-233)

ATP – AT OIL PUMP ORING (Part No.SO-21)

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

ATP – Automatic Transmission Universal Detent Cable 28 to 48 inches (Part No.Y-754)

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

ATP – AT FRT PUMP BUSHING (Part No.CB-4)

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

Mr. Gasket – A/Tdipstick (Part No.9703G)

ATP – AT CONTR SOLENOID (Part No.SE-1)

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

B & M – Cable Bracket (Part No.30498)

ATP – AUTO TRANS BAND (Part No.JX-58)