1981 GMC G3500 Transmission Parts

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

Manual Transmission Differential Bearings

Transmission Solenoids

Transmission Shift Cables

Transmission Pan Gaskets

Transmission Oil Cooler Fittings

Automatic Transmission Line Connectors

Shifter Cables and Brackets

Pinion Bearings

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

Manual Transmission Intermediate Shaft Bearings

Transmission Seals and O-rings

Automatic Transmission Extension Housing Seal Kits

Torque Converter Seals

Extension Housing Seals

Manual Transmission Output Shaft Seals

Manual Transmission Gasket Sets

Manual Transmission Top Gaskets

Miscellaneous Automatic Transmission Seals

Transmission Shift Kits

Transmission Bands

Automatic Transmission Selector Shaft Seals

Shift Shaft Seals

Manual Transmission Seals

Automatic Transmission Speedometer Pinion Seals

Automatic Transmission Seals

Remanufactured Automatic Transmissions

Transmission Cooler

Automatic Transmission Friction Discs

Manual Trans Diff Bearing and Race Set

Automatic Transmission Clutch Plates

Transmission Gaskets

Ring Gear Bolt Lock Plate

Transmission Lock-up Switch

Overdrive Seals

Universal Transmission Gasket

GM Torque Converters

Automatic Transmission Kickdown Cables

Manual Transmission Output Shaft Seal Kits

Automatic Transmission Kickdown

Automatic Transmission Output Speed Sensor Seal

Essential Transmission Parts for 1981 GMC G3500s

ATP Automatic Transmission Detent Cable, Y-233

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$27.49

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.

B & M Kickdown Switch Kit For Th400 Transmission, 20297

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$103.99

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.

Hays Race Torque Converter 4L80E 28-3200 Stall, 97-1J28F

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$1800.00

Hays Twister Full Race Torque Converters feature a custom designed anti-balloon plate to stop any converter ballooning and swelling in racing situations. These torque converters are designed for use with a trans-brake and are great for power adders such as nitrous, superchargers, and turbos. They are available with various RPM stall speed offerings to accommodate any mixture of modifications including higher compression ratios, aftermarket camshafts, aftermarket cylinder heads, lower gear ratios, and vehicle weight loss.

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$23.29

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

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$3.99

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.

ATP Automatic Transmission Master Repair Kit, JM-22

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$471.99

When it’s time to rebuild an automatic transmission, it’s a big job. ATP Banner Kits come with friction clutch plates, seals, o-rings, gaskets, And sealing rings. ATP components are engineered to fit And function just like the original parts for long life And durability.

ATP Automatic Transmission Clutch Plate, SC-29

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$14.99

ATP Transmission Components are exact fit, no compromise replacement parts

B & M Automatic Shifter - Sport Shifter - Universal, 80776

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$379.99

“MegaShifter style without ratcheting complexity, the SportShifter’s easy detent action mimics OE operation with a polished stick, black T-handle, chrome plate, textured mini console, illuminated indicator, and built-in neutral safety/backup-light switches. Includes 5-ft cable, brackets, levers, and hardware; fits a wide range of Chrysler, Ford, and GM automatics (some require install kits). Note: Like OE shifters, there’s no positive reverse lockout-use care. Overall: 12.18″” L x 6.19″” W x 11.15″” H.”

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$13.29

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.

"Dorman Oil Cooler Line Connector with A 3/8-18"" Thread, 800-603"

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$15.99

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.

Moveras Remanufactured Automatic Transmission 4L80E, M02362

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$2428.00

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.

ATP Reusable Oe Style Automatic Transmission Oil Pan Gasket, JG-142

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$35.99

ATP Reusable OE Style Automatic Transmission Oil Pan Gaskets offer ultimate sealing performance. Their unique sandwich style construction consists of an inner metal rib surrounded on both sides by molded rubber. This combination offers the ultimate in sealing performance.

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$50.99

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$21.29

Driveworks Oil Seal, S-5208. BEARINGS, SEALS, HUB ASSEMBLIES>BEARINGS & SEALS>SEALS>ECONOMY SEALS from Driveworks

Felpro Transmission Oil Pan Gasket 17 Bolt Hole One Piece Gasket, TOS 18698

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$17.99

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

Carquest Automatic Transmission Modulator Valve, VMC1023

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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.

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$24.79

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$5.99

ATP Automatic Transmission Clutch Plate, JC-57

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$13.79

ATP Transmission Components are exact fit, no compromise replacement parts

Mr. Gasket Automatic Transmission Oil Pan With Drain Plug - Chrome, 9732

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$80.69

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 a drain plug, drain plug gasket, and pan gasket.

Driveworks Auto Transmission Output Shaft Seal, S-4934

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$9.99

Driveworks Auto Transmission Output Shaft Seal, S-4934.

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$12.99

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$7.99

Felpro Manual Transmission Gasket Set, TS 80161

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$29.99

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.

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$4.99

Driveworks Oil Seal, S-4583. BEARINGS, SEALS, HUB ASSEMBLIES>BEARINGS & SEALS>SEALS>ECONOMY SEALS from Driveworks

ATP Automatic Transmission Speedometer Pinion Seal, SO-13

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$3.19

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

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$13.29

Mr. Gasket Automatic Transmission Oil Pan Gasket, 8691

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$37.09

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

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 143 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 $1.89 to $1,400.00, with an average price of $178.91. Our 143 Transmission Parts in stock come from 18 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 B & M, National, Imperial, and more. B & M Transmission Parts start at just $49.99 and boast an impressive 4.3 stars average rating from customers. National and Imperial also bring quality to the table, with Transmission Parts available starting at $10.99, and at an average 4.3 stars rating. With 1,424 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 32 quality Transmission Seal components, starting at $2.99.

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$13.29

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$12.99

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$4.99

Value-priced seal meets all cataloged application requirements.

ATP Automatic Transmission Selector Shaft Seal, SO-19

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$9.59

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

ATP Automatic Transmission Fluid Filler Tube Seal, JO-15

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$4.29

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

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$7.99

ATP Automatic Transmission Dipstick Tube Seal, SO-35

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$6.39

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

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$6.99

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$12.79

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$7.79

Value-priced seal meets all cataloged application requirements.

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$21.29

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$6.49

Value-priced seal meets all cataloged application requirements.

ATP Automatic Transmission Dipstick Tube O'Ring Seal, SO-33

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$2.99

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

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$17.79

ATP Automatic Transmission Extension Housing Seal, HO-9

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$12.99

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

ATP Automatic Transmission Extension Housing Seal, SO-22

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$9.59

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

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$3.19

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

Motive Gear Differential Pinion Seal, 9316

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$16.49

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.

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$5.99

Motive Gear Differential Pinion Seal, 6808N

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$24.99

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$12.99

ATP Automatic Transmission Speedometer Pinion Seal, SO-34

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$10.79

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

ATP Automatic Transmission Speedometer Pinion Seal, SO-38

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$6.39

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

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$50.99

Most Popular 1981 GMC G3500 Transmission Cooler and Parts

Customize your GMC with 11 Transmission Cooler and Parts products like OE Transmission Coolers, Transmission Oil Cooler Fittings, and Transmission Cooler, all priced under $91.99.

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Imperial High Performance Transmission Oil Cooler, 240516

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$77.99

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.

Imperial Maxi-Kool XL Transmission Oil Cooler, 243007

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$70.99

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

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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.

Imperial Maxi-Kool XL Transmission Oil Cooler, 243012

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$90.99

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

Imperial Econo-Kool Transmission Oil Cooler, 241018

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$60.99

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.

"Imperial Plate and Fin Style Transmission Cooler, Heavy Duty, 3/4"" x 9-1/2"" x 11"", 243008"

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$91.99

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

Imperial Econo-Kool Transmission Oil Cooler, 242012

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$54.99

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.

Imperial High Performance Transmission Oil Cooler, 240514

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$81.99

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.

Imperial Transmission Oil Cooler Reinstallation Kit, 248002

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$21.99

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.

Imperial High Performance Transmission Oil Cooler, 240512

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$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.

Imperial Econo-Kool Transmission Oil Cooler, 242016

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$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.

Top Picks for 1981 GMC G3500 Automatic Transmission Parts

Upgrade GMC G3500s with top-quality Automatic Transmission Parts parts, including 22 OEM and aftermarket selections for your 1981 model.

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Pro-King Automatic Transmission Vacuum Modulator, MD-48

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$21.99

Fully adjustable vacuum modulator to maintain accurate shift points.

Pro-King Automatic Transmission Vacuum Modulator, MD-28

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$33.99

Fully adjustable vacuum modulator to maintain accurate shift points.

ATP Automatic Transmission Detent Cable End, YR-100

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$8.69

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

Dorman - Help Clutch Pilot Bushing, 14650

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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.

"Mr. Gasket Chrome Automatic Transmission Dipstick & Tube - 27"" Length, 9764"

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$36.99

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

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$51.99

The B&M vacuum modulator is fully adjustable and allows you to fine-tune your shift points and shift feel. This is done by turning the adjustment screw inside of the vacuum line connection for more or less diaphragm preload, thus raising or lowering part throttle shift points and line pressures. For GM TH350 and TH400 automatic transmissions.

ATP Automatic Transmission Detent Cable Seal, SO-37

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$4.29

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

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$27.49

ATP Automatic Transmission Detent Cable Seal, SO-36

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$4.19

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

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$7.29

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.

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$51.99

ATP AT MODULATOR VALVE, JX-76. DRIVELINE – TRANSMISSION PARTS>TRANSMISSION PARTS>TRANSMISSION CONTROL MODULES>TRANSMISSION CONTROL MODULES from ATP

ATP Automatic Transmission Universal Detent Cable 28 To 48 Inches, Y-754

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$54.99

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.

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$21.99

ATP AT MODULATOR VALVE, JX-66. DRIVELINE – TRANSMISSION PARTS>TRANSMISSION PARTS>TRANSMISSION CONTROL MODULES>TRANSMISSION CONTROL MODULES from ATP

ATP Automatic Transmission Front Pump Bushing, CB-4

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$11.79

ATP Transmission Components are exact fit, no compromise replacement parts

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$48.99

B & M Aluminum Braided Dip Stick, Fits Th-400 Transmission, 22166

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$132.99

Dress up your street rod with this stainless steel braided dipstick featuring a billet aluminum knob with an o-ring for a leak proof seal. The dipstick fits GM TH400 automatic transmissions and mounts to the Bell housing. The handle has the B&M logo laser etched on the top showing everyone you appreciate quality.

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$118.99

ATP AT CONTR SOLENOID, SE-1. DRIVELINE – TRANSMISSION PARTS>TRANSMISSION PARTS>SOLENOIDS>SOLENOIDS from ATP

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$103.99

Hooker BlackHeart Polyurethane Transmission Mount - Red, 71223030HKR

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$49.99

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.

Hooker BlackHeart Polyurethane Transmission Mount - Black, 71223029HKR

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$46.09

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.

ATP Automatic Transmission Band (Front), JX-58

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$29.99

ATP Transmission Components are exact fit, no compromise replacement parts

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$13.79

ATP Transmission Components are exact fit, no compromise replacement parts

In-Demand Transmission Mounts for 1981 GMC G3500s

Select from 5 premium Transmission Mounts parts for your 1981 GMC G3500, with prices ranging from $9.29 to $105.99.

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Energy Suspension High-Performance Transmission Mount, 3.1108G

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$46.49

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.

Anchor Transmission Mount: Rear, 1 Piece, 2378

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$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.

Anchor Transmission Mount: Rear, 1 Piece, 2268

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$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.

Energy Suspension Transmission Mount, 3.1158G

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$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.

Energy Suspension Transmission Mount, 3.1132R

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$105.99

Most Sold 1981 GMC G3500 Transmission Bearings

Explore our best-selling GMC parts for the 1981 G3500 among 8 OEM and aftermarket options starting from $8.39.

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$13.79

Value-priced bearing meets all cataloged application requirements.

Driveworks Tapered Cone/Cup Wheel Bearing Set, S-A-35

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$29.49

Value-priced bearing meets all cataloged application requirements.

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$36.49

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

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$25.49

Manufactured with premium-grade steel, National cylindrical bearings are designed and engineered to meet OE specifications.

National Tapered Roller Bearing Cone, 387A

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$25.49

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

National Tapered Roller Bearing Cone, LM501349

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$22.29

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

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$8.39

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

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$32.99

With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

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 B & M, National, and Imperial, and more. Transmission Parts from these brands that fit a 1981 G3500 start at just $10.99 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 B & M 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. B & M ticks all of those boxes. We offer a wide selection of B & M Transmission Parts, specifically designed for the 1981 GMC G3500. With over 3 B & M brand Transmission Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $49.99, with an average price of just $264.66. Plus, with over 3 customer reviews and an average rating of 4.3 stars, you can trust that our B & M 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 $379.99

(1)

B & M Automatic Shifter – Sport Shifter – Universal, 80776

“This is a sweetly made product with that hotrod look and feel.This shifter was easy to install and a knock out to drive.No down falls as far as I’m aw”

B & M Bracket And Lever Kit Fits Th400/Th350/Th250/200-4R/700R4, 4L60E, 35498

from $49.99

(1)

B & M Bracket And Lever Kit Fits Th400/Th350/Th250/200-4R/700R4, 4L60E, 35498

“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”

B & M Automatic Shifter - Starshifter - Universal, 80675

from $363.99

(1)

B & M Automatic Shifter – Starshifter – Universal, 80675

“while I was looking this shifter over and found it wouldn’t work for my application, I found it to be as beautiful as the B&M shifter I had in my othe”

Popular National 1981 GMC G3500 Transmission Parts

National 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 National parts in their vehicle. To ensure the best fit and performance for your 1981 G3500, Advance Auto Parts carries a full inventory of 3 National Transmission Parts. Plus you will be keeping your GMC in peak condition while saving money because prices on these National Transmission Parts range from $10.99 to $13.29, plus, with more than 11 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 $13.29

(2)

National Multi-Purpose Seal, 9449

“Sealed tbe trams leak perfectly”

from $10.99

(4)

National Multi-Purpose Seal, 6712NA

“it worked”

from $12.99

(5)

National Multi-Purpose Seal, 5200

“It seals great so far”

FAQs for 1981 GMC G3500 Transmission Parts

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

Out of 143 Transmission Parts that fit 1981 GMC G3500s, the following parts are the top sellers:

Driveworks Tapered Cone/Cup Wheel Bearing Set, S-A-35 (5050723) – $29.49
National Multi-Purpose Bearing, A-35 (3275876) – $36.49
National Wheel Bearing, 5707 (15050070) – $25.49

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

Transmission Part prices for the 1981 GMC G3500 start at $1.89 and go up to $1,400.00 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 $178.91. 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:

Pro-King Differential Ring Gear Bolt, 744A935 (10282457) – $1.89
ATP Automatic Transmission Dipstick Tube O’Ring Seal, SO-33 (11236112) – $2.99
ATP Automatic Transmission Speedometer Pinion Seal, SO-13 (11236107) – $3.19
Schaeffler Shaft Seal, SS2569 (50211164) – $3.99
ATP Automatic Transmission Detent Cable Seal, SO-36 (10861007) – $4.19

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

Out of 1,424 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 Pan and Gaskets
- Felpro Transmission Oil Pan Gasket 13 Bolt Hole One Piece Gasket, TOS 18633 (5181054) – $9.99
- Felpro Transmission Oil Pan Gasket 13 Bolt Hole One Piece Gasket, TOS 18621 (5181011) – $10.49
- Mr. Gasket Automatic Transmission Oil Pan, 9761 (17360643) – $78.49
Transmission Bearings
- Felpro Transmission Oil Pan Gasket 13 Bolt Hole One Piece Gasket, TOS 18633 (5181054) – $9.99
- Felpro Transmission Oil Pan Gasket 13 Bolt Hole One Piece Gasket, TOS 18621 (5181011) – $10.49
- Mr. Gasket Automatic Transmission Oil Pan, 9761 (17360643) – $78.49

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

As of 8/2/26, 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

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

B & M – B & M Kickdown Switch Kit For Th400 Transmission, 20297 (Part No.20297)

Hays – Hays Race Torque Converter 4L80E 28-3200 Stall, 97-1J28F (Part No.97-1J28F)

National – National Bearing Race, M804010 (Part No.M804010)

Schaeffler – Schaeffler Shaft Seal, SS2569 (Part No.SS2569)

ATP – ATP Automatic Transmission Master Repair Kit, JM-22 (Part No.JM-22)

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

B & M – B & M Automatic Shifter – Sport Shifter – Universal, 80776 (Part No.80776)

National – National Multi-Purpose Seal, 9449 (Part No.9449)

Dorman – "Dorman Oil Cooler Line Connector with A 3/8-18"" Thread, 800-603" (Part No.800-603)

Moveras – Moveras Remanufactured Automatic Transmission 4L80E, M02362 (Part No.M02362)

ATP – ATP Reusable Oe Style Automatic Transmission Oil Pan Gasket, JG-142 (Part No.JG-142)

National – National Engine Crankshaft Seal, 5092 (Part No.5092)

Driveworks – Driveworks Oil Seal, S-5208 (Part No.S-5208)

Felpro – Felpro Transmission Oil Pan Gasket 17 Bolt Hole One Piece Gasket, TOS 18698 (Part No.TOS 18698)

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

National – National Differential Pinion Seal, 2286 (Part No.2286)

Schaeffler – Schaeffler Shaft Seal, SS2114 (Part No.SS2114)

ATP – ATP Automatic Transmission Clutch Plate, JC-57 (Part No.JC-57)

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

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

National – National Multi-Purpose Seal, 5200 (Part No.5200)

National – National Multi-Purpose Seal, 9613S (Part No.9613S)

Felpro – Felpro Manual Transmission Gasket Set, TS 80161 (Part No.TS 80161)

Driveworks – Driveworks Oil Seal, S-4583 (Part No.S-4583)

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

National – National Multi-Purpose Seal, 4583 (Part No.4583)

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

National – National Multi-Purpose Seal, 9449 (Part No.9449)

National – National Multi-Purpose Seal, 5200 (Part No.5200)

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

ATP – ATP Automatic Transmission Selector Shaft Seal, SO-19 (Part No.SO-19)

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

National – National Multi-Purpose Seal, 9613S (Part No.9613S)

ATP – ATP Automatic Transmission Dipstick Tube Seal, SO-35 (Part No.SO-35)

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

National – National Multi-Purpose Seal, 3638 (Part No.3638)

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

National – National Multi-Purpose Seal, 5208 (Part No.5208)

Driveworks – Driveworks Oil Seal, S-6712NA (Part No.S-6712NA)

ATP – ATP Automatic Transmission Dipstick Tube O’Ring Seal, SO-33 (Part No.SO-33)

National – National Multi-Purpose Seal, 9316 (Part No.9316)

ATP – ATP Automatic Transmission Extension Housing Seal, HO-9 (Part No.HO-9)

ATP – ATP Automatic Transmission Extension Housing Seal, SO-22 (Part No.SO-22)

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

Motive Gear – Motive Gear Differential Pinion Seal, 9316 (Part No.9316)

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

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

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

ATP – ATP Automatic Transmission Speedometer Pinion Seal, SO-34 (Part No.SO-34)

ATP – ATP Automatic Transmission Speedometer Pinion Seal, SO-38 (Part No.SO-38)

National – National Engine Crankshaft Seal, 5092 (Part No.5092)

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

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

Imperial – Imperial Mounting Kit System, 226201 (Part No.226201)

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

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

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

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

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

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

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

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

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

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

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

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

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

B & M – B & M Modulator, 20234 (Part No.20234)

ATP – ATP Automatic Transmission Detent Cable Seal, SO-37 (Part No.SO-37)

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

ATP – ATP Automatic Transmission Detent Cable Seal, SO-36 (Part No.SO-36)

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

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

ATP – ATP Automatic Transmission Universal Detent Cable 28 To 48 Inches, Y-754 (Part No.Y-754)

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

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

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

B & M – B & M Aluminum Braided Dip Stick, Fits Th-400 Transmission, 22166 (Part No.22166)