1975 GMC G25 Transmission Parts

Below you will find various in-demand GMC Transmission Parts, components and accessories for your 1975 G25. Advance Auto Parts has popular G25 parts like Transmission Cooler and Parts, Automatic Transmission Parts, Transmission Mounts and more. You’ll also find aftermarket and OEM Transmission Parts for other G25 model years including 1968, 1976, 1977, 1978 and more. Select a category of 1975 GMC G25 Transmission Parts below and start saving instantly.

Please Select your Vehicle to See Exact Fit Parts

Popular 1975 GMC G25 Transmission Parts Categories

Gear Shift Levers

Transmission Torque Converters

OE Transmission Coolers

Manual Transmission Differential Bearings

Transmission Solenoids

Transmission Shift Cables

Countershaft Bearings

Manual Transmission Output Shaft Bearings

Transmission Pan Gaskets

Transmission Oil Cooler Fittings

Shifter Cables and Brackets

Pinion Bearings

Transmission Mounts

Transmission Oil Pans

Transmission Master Repair Kits

Transmission Rebuild Kits

Transmission Oil Pan Gaskets

Transmission Dipsticks

Automatic Transmission Differential Bearings

Transmission Bushings

Detent Cables

Main Shaft Bearings

Automatic Transmission Output Shaft Seals

Automatic Transmission Oil Pump Seals

Transmission Modulator Valves

Pinion Seals

Transmission Seals and O-rings

Automatic Transmission Kickdown Cable Brackets

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

Input Shaft Bearings

Transmission Bands

Automatic Transmission Selector Shaft Seals

Manual Transmission Main Shaft Seals

Shift Shaft Seals

Manual Transmission Seals

Automatic Transmission Speedometer Pinion Seals

Remanufactured Automatic Transmissions

Transmission Cooler

Automatic Transmission Friction Discs

Automatic Transmission Clutch Plates

Transmission Gaskets

Manual Transmission Bearing

Ring Gear Bolt Lock Plate

Transmission Lock-up Switch

Overdrive Seals

Universal Transmission Gasket

GM Torque Converters

Automatic Transmission Kickdown Cables

Manual Transmission Seal Kit

Manual Transmission Output Shaft Seal Kits

Manual Transmission Primary Idler Bearings

Automatic Transmission Kickdown

Automatic Transmission Output Speed Sensor Seal

Manual Transmission Input Shaft Bearing Set

Essential Transmission Parts for 1975 GMC G25s

ATP Automatic Transmission Overhaul Kit, SGS-27

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$89.99

When it’s time to rebuild an automatic transmission, it’s a big job. ATP Overhaul Kits come with 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.

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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.

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$7.99

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.

Mr. Gasket Automatic Transmission Oil Pan Gasket, 8690

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$28.09

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

B & M Transmission Kit, Master Overhaul Kit For Th400, 21041

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$478.99

These kits include all of the necessary components to rebuild your automatic transmission. OEM style gaskets included. Kits do not include overhaul instructions – please refer to factory shop manual for proper assembly procedures.

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$15.29

Pro-King Differential Ring Gear Bolt, 742G935

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$3.29

Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

ATP Automatic Transmission Extension Housing Seal, JO-57

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$9.59

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

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$18.29

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

Felpro Transmission Oil Pan Gasket 14 Bolt Hole One Piece Gasket, TOS 18608

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$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.

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$118.99

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

ATP Automatic Transmission Oil Pump Gasket, SG-27

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$11.79

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

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$5.99

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 Band (Front), JX-58

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$29.99

ATP Transmission Components are exact fit, no compromise replacement parts

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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

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$21.99

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.

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$12.99

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$10.99

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.

Mr. Gasket Automatic Transmission Oil Pan, 9761

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$78.49

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.

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$16.49

Value-priced bearing meets all cataloged application requirements.

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.

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

B & M Automatic Shifter - Quicksilver - Universal, 80683

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$509.99

“Sleek, trigger-less operation with easy lift-to-access Reverse/Park and true ratcheting shifts from Low so you can’t overshoot a gear. The Quicksilver adds an NHRA/IHRA-compliant reverse lockout, lighted gear indicator, neutral safety and backup-light switches, chrome bezel/stick/knob, and a compact black console with flat boot. Includes 5-ft cable, brackets, levers, and hardware; fits most GM 3-/4-speeds and others with the correct install kit. Overall: 12.25″” x 6.21″” x 12.25″”.”

ATP Automatic Transmission Oil Pan Gasket, CG-10

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$16.99

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

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$21.29

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

ATP Automatic Transmission Clutch Plate, JC-57

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$13.79

ATP Transmission Components are exact fit, no compromise replacement parts

Imperial Econo-Kool Transmission Oil Cooler, 242009

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$39.99

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.

Upgrade your 1975 GMC G25 with Top-Quality Transmission Parts

When it comes to maintaining or upgrading your 1975 GMC G25, 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 G25 functioning at its best. At Advance Auto Parts, we offer a wide selection of 147 Transmission Parts for the 1975 GMC G25, designed to meet your needs without breaking the bank. From Transmission Cooler and Part 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 1975 GMC G25 at great prices. Our Transmission Parts inventory for this model ranges from just $2.99 to $1,400.00, with an average price of $184.07. Our 147 Transmission Parts in stock come from 17 trusted brands, so you’re sure to find the right part for your 1975 GMC G25 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 1975 GMC G25, we stock popular OEM and aftermarket Transmission Parts from top names like National, B & M, Imperial, and more. National Transmission Parts start at just $10.99 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 $11.99, and at an average 4.3 stars rating. With 2,856 customer reviews and counting, our 1975 GMC G25 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 1975 GMC G25 is always ready to roll. We’re committed to providing you with everything you need to keep your G25 in top shape, all in one place. Start shopping confidently below for your 1975 GMC G25!

Best-Selling Transmission Cooler and Parts for 1975 GMC G25s

Enhance the driving experience in your GMC with 12 quality Transmission Cooler and Part components, starting at $11.99.

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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.

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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.

Imperial Transmission Oil Cooler, 241015

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$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.

Most Popular 1975 GMC G25 Automatic Transmission Parts

Customize your GMC with 21 Automatic Transmission Parts products like Transmission Solenoids, Transmission Dipsticks, and Detent Cables, all priced under $132.99.

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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.

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, Y-100

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$25.99

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.

ATP Automatic Transmission Detent Cable, Y-103

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$35.99

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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$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

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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

Edelbrock Throttle & Auto Trans Kickdown Bracket, 8030

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$83.99

Edelbrock part No: 8030 Throttle, Cruise Control & Trans. Kick-Down Mounting Bracket is designed for Small-block Chevy (1995 & earlier – non-Vortec) with Chrome Plated Finish.

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.

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

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.

Carquest Automatic Transmission Modulator Valve, VMC1051

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$66.99

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.

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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

Top Picks for 1975 GMC G25 Transmission Mounts

Upgrade GMC G25s with top-quality Transmission Mounts parts, including 2 OEM and aftermarket selections for your 1975 model.

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$11.99

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.

In-Demand Transmission Bearings for 1975 GMC G25s

Select from 13 premium Transmission Bearings parts for your 1975 GMC G25, with prices ranging from $5.99 to $44.49.

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$11.99

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

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$15.29

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

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$18.29

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

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$16.49

Value-priced bearing meets all cataloged application requirements.

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$28.49

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

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$7.39

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

Driveworks Taper Bearing Cone, S-M-88048

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$11.79

Value-priced bearing meets all cataloged application requirements.

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$44.49

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.

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$41.49

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.

Schaeffler Bearing - TRB (Tapered Roller Bearing), KT36

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$28.99

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$21.99

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$10.99

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$5.99

Most Sold 1975 GMC G25 Transmission Seals

Explore our best-selling GMC parts for the 1975 G25 among 31 OEM and aftermarket options starting from $2.99.

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$13.29

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$12.99

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$15.29

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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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$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

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

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

ATP Automatic Transmission Extension Housing Seal, HO-8

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$14.29

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

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$5.99

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$12.99

from

$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

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$16.79

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$14.49

Value-priced seal meets all cataloged application requirements.

Top-Rated Transmission Parts Brands For Your 1975 GMC G25

Shop for the best-rated brands offering Transmission Parts and other products for your 1975 GMC G25s. 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 1975 G25 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 National 1975 GMC G25 Transmission Parts

When it comes to maintaining or upgrading your 1975 GMC G25, 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 1975 GMC G25. 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 $10.99, with an average price of just $13.42. Plus, with over 33 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 $17.29

(25)

National Multi-Purpose Bearing, A-6

“Works like factory”

from $10.99

(4)

National Multi-Purpose Seal, 6712NA

“it worked”

from $11.99

(4)

National Bearing Race, M88010

“Goes with M88010 bearing cup. Application was the pinion bearing race for a Ford 9 Inch on a 1957 Ford F-100.”

Popular B & M 1975 GMC G25 Transmission Parts

B & M auto parts is one of the highest quality Transmission Part brands in the market. Any 1975 GMC G25 owner should feel confident when installing genuine B & M parts in their vehicle. To ensure the best fit and performance for your 1975 G25, 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 $49.99 to $379.99, plus, with more than 3 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.

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

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”

FAQs for 1975 GMC G25 Transmission Parts

Which Transmission Parts are best-sellers for 1975 GMC G25s?

Out of 147 Transmission Parts that fit 1975 GMC G25s, the following parts are the top sellers:

National Multi-Purpose Bearing, A-5 (3275965) – $18.29
National Multi-Purpose Bearing, A-3 (3275833) – $15.29
National Multi-Purpose Bearing, A-6 (3275973) – $17.29

What’s the price range for 1975 GMC G25 Transmission Parts?

Transmission Part prices for the 1975 GMC G25 start at $2.99 and go up to $1,400.00 for the most premium parts.

What’s the average price of a Transmission Part for a 1975 GMC G25?

The average price for Transmission Parts for the 1975 GMC G25 is $184.07. 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 G25 model years?

Yes, we currently carry Transmission Parts for 3 model years of GMC G25s between 1968 and 1978. Transmission Parts are bought most frequently for the following model years: 1978, 1977, 1976, and 1968.

What are the cheapest Transmission Parts for my 1975 GMC G25?

The cheapest 1975 GMC G25 Transmission Parts we carry in stock are:

ATP Automatic Transmission Dipstick Tube O’Ring Seal, SO-33 (11236112) – $2.99
ATP Automatic Transmission Speedometer Pinion Seal, SO-13 (11236107) – $3.19
Pro-King Differential Ring Gear Bolt, 742G935 (10282159) – $3.29
Schaeffler Shaft Seal, SS2569 (50211164) – $3.99
ATP Automatic Transmission Fluid Filler Tube Seal, JO-15 (11239035) – $4.29

What are the top-rated Transmission Parts that fit the 1975 GMC G25?

Out of 2,856 reviews by customers, our 1975 GMC G25 Transmission Parts have an average customer rating of . These are some of the highest-rated Transmission Part types for the 1975 GMC G25 and their top-rated products:

Transmission Bearings
- National Bearing Race, M88010 (3277585) – $11.99
- National Multi-Purpose Bearing, A-3 (3275833) – $15.29
- National Multi-Purpose Bearing, A-5 (3275965) – $18.29
Automatic Transmission Pan and Gaskets
- National Bearing Race, M88010 (3277585) – $11.99
- National Multi-Purpose Bearing, A-3 (3275833) – $15.29
- National Multi-Purpose Bearing, A-5 (3275965) – $18.29

What types of Transmission Parts do you sell for my 1975 GMC G25?

As of 8/2/26, these are some of the most in-demand types of Transmission Parts for a 1975 GMC G25:

Can I get help with 1975 GMC G25 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 G25 Transmission Parts?

Advance Auto Parts keeps returns simple. For new GMC G25 Transmission Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

1975 GMC G25 Transmission Parts

ATP – ATP Automatic Transmission Overhaul Kit, SGS-27 (Part No.SGS-27)

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

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

Mr. Gasket – Mr. Gasket Automatic Transmission Oil Pan Gasket, 8690 (Part No.8690)

B & M – B & M Transmission Kit, Master Overhaul Kit For Th400, 21041 (Part No.21041)

National – National Multi-Purpose Seal, 8460N (Part No.8460N)

Pro-King – Pro-King Differential Ring Gear Bolt, 742G935 (Part No.742G935)

ATP – ATP Automatic Transmission Extension Housing Seal, JO-57 (Part No.JO-57)

National – National Multi-Purpose Bearing, A-5 (Part No.A-5)

Felpro – Felpro Transmission Oil Pan Gasket 14 Bolt Hole One Piece Gasket, TOS 18608 (Part No.TOS 18608)

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

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

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

ATP – ATP Automatic Transmission Band (Front), JX-58 (Part No.JX-58)

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

Schaeffler – Schaeffler Cone, KLM603049 (Part No.KLM603049)

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

Schaeffler – Schaeffler Cup, M88010 (Part No.M88010)

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

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

Driveworks – Driveworks Taper Bearing Set, S-A-36 (Part No.S-A-36)

Anchor – Anchor Transmission Mount: Rear, 1 Piece, 2378 (Part No.2378)

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

B & M – B & M Automatic Shifter – Quicksilver – Universal, 80683 (Part No.80683)

ATP – ATP Automatic Transmission Oil Pan Gasket, CG-10 (Part No.CG-10)

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

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

Imperial – Imperial Econo-Kool Transmission Oil Cooler, 242009 (Part No.242009)

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)

Imperial – Imperial Transmission Oil Cooler, 241015 (Part No.241015)

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)

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, Y-100 (Part No.Y-100)

ATP – ATP Automatic Transmission Detent Cable, Y-103 (Part No.Y-103)

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

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

Edelbrock – Edelbrock Throttle & Auto Trans Kickdown Bracket, 8030 (Part No.8030)

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)

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

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

Carquest Premium – Carquest Automatic Transmission Modulator Valve, VMC1051 (Part No.VMC1051)

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

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

ATP – ATP Automatic Transmission Band (Front), JX-58 (Part No.JX-58)

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

Anchor – Anchor Transmission Mount: Rear, 1 Piece, 2378 (Part No.2378)

Anchor – Anchor Transmission Mount: Rear, 1 Piece, 2268 (Part No.2268)

National – National Bearing Race, M88010 (Part No.M88010)

National – National Multi-Purpose Bearing, A-3 (Part No.A-3)

National – National Multi-Purpose Bearing, A-5 (Part No.A-5)

Driveworks – Driveworks Taper Bearing Set, S-A-36 (Part No.S-A-36)

National – National Multi-Purpose Bearing, A-36 (Part No.A-36)

National – National Bearing, LM67048 (Part No.LM67048)

Driveworks – Driveworks Taper Bearing Cone, S-M-88048 (Part No.S-M-88048)

National – National Multi-Purpose Bearing, 307-L (Part No.307-L)

National – National Ball Bearing, 305 (Part No.305)

Schaeffler – Schaeffler Bearing – TRB (Tapered Roller Bearing), KT36 (Part No.KT36)

Schaeffler – Schaeffler Cone, KLM603049 (Part No.KLM603049)

Schaeffler – Schaeffler Cup, M88010 (Part No.M88010)

Schaeffler – Schaeffler Cup, LM67010 (Part No.LM67010)

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

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

National – National Multi-Purpose Seal, 8460N (Part No.8460N)