GMC G25 Differentials

Your One-Stop Shop For Trusted GMC G25 Differentials

If you’re in search of GMC G25 Differentials aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 270 Differentials from top brands with prices ranging from $2.59 to $1,969.99.

Beyond great prices, we stock trusted brands manufacturing all types of Differentials for your GMC G25.

And don’t forget to read customer reviews across all Differentials categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Differentials have to cost top dollar, and we prove it. Browse our top GMC G25 Differentials below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Please Select your Vehicle to See Exact Fit Parts

Essential GMC G25 Differentials

Pro-King – Differential Cross Shaft (Part No.742G673)

Differential Cross Shaft

from

$28.49
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • Meets or exceeds OE specifications
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Yukon Gear – Super Carrier Shim Kit for Ford 7.5", GM 7.5", 8.2" & 8.5 (Part No.55001)

Super Carrier Shim Kit for Ford 7.5", GM 7.5", 8.2" & 8.5

from

$59.99
Yukon shim kits are precision machined and tailored for each individual application to ensure you have the right shims for every set up.

Product Features:
  • Super carrier shim kit for Ford 7.5″, GM 7.5″, 7.625″, 7.6″ IFS, 7.6″ IRS, 7.75″, 8.2″, 8.2″ Buick, Oldsmobile and Pontiac and GM 8.5″ front and rear
  • Interlocking design makes installation much easier
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Motive Gear – Differential Pinion Nut (Part No.3752901)

Differential Pinion Nut

from

$7.99
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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Pro-King – Differential Cover Plug (Part No.742G484)

Differential Cover Plug

from

$6.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • Meets or exceeds OE specifications
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Yukon Gear – Pinion Install Kit for GM 8.5" Differential (Part No.13069)

Pinion Install Kit for GM 8.5" Differential

from

$173.99
Yukon Pinion Installation Kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings and races can be reused. This kit features Timken bearings and races along with high-quality seals and small parts. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your gear set.

Product Features:
  • Fits GM 8.5″ rear
  • Included are pinion bearings and races, pinion seal, crush sleeve , complete pinion shim kit, and marking compound with brush.
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Yukon Gear – Redi Sleeve for GM 8.5", 9.5" & 8.2" BOP Yokes (Part No.30229)

Redi Sleeve for GM 8.5", 9.5" & 8.2" BOP Yokes

from

$57.99
Yukon Mighty Seals use the latest design and manufacturing technologies to produce a precision fit that seals tight and lasts for years to come.

Product Features:
  • Pinion Redi-sleeve
  • Fits GM 8.5″, 9.5″ and 8.2″ Buick, Oldsmobile and Pontiac
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Yukon Gear – GM 12 Bolt Truck Cover Gasket (Part No.23015)

GM 12 Bolt Truck Cover Gasket

from

$12.99
12T cover gasket.

Product Features:
  • Cover gasket
  • Fits GM 12 bolt truck
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Yukon Gear – 1541H Alloy 5 Lug Rear Axle for GM 12T and 8.5" 2Wd Van (Part No.21272)

1541H Alloy 5 Lug Rear Axle for GM 12T and 8.5" 2Wd Van

from

$234.99
Yukon Gear & Axle offers an extensive line of general replacement and high-performance axles for passenger car, truck and SUV applications. High quality alloys and the latest in heat-treating technologies provide a stronger-than-stock axle for off-road, on the street, or at the track.

Product Features:
  • Fits GM 12 bolt truck with 2 wheel drive and van
  • 30 spline
  • 33 3/8″ long
  • 5 lug
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Dorman – Differential Pinion Yoke Assembly (Part No.697-553)

Differential Pinion Yoke Assembly

from

$242.99
Worn or damaged differential end yoke causing driveline Vibrations- This direct replacement end yoke matches the original equipment part for a trustworthy repair and reliable performance.

Product Features:
  • Direct replacement – this differential end yoke matches the fit and construction of the original yoke
  • Excellent value – this replacement end yoke offers original equipment quality at a fraction of the price of dealer parts
  • Quality materials – this end yoke is machined from cast iron for strength and is precision machined for reliability
  • Validated fit – this differential end yoke has been tested to confirm accurate fit
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Motive Gear – Differential Super Bearing Kit – Timken (Part No.R10RASKT)

Differential Super Bearing Kit - Timken

from

$159.99


Product Features:
  • SUPER KIT-GM 8.5 TRUCK(EARLY)TIMKEN INCLUDES AXLE BRGS & SEALS
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USA Standard Gear – Differential Spider Gear Kits (Part No.39027)

Differential Spider Gear Kits

from

$214.99
Yukon 35 spline (outside spline) male coupler for 9″ Ford. All Yukon yokes come with a Limited warranty against manufacturing defects.

Product Features:
  • Spider gear kit
  • Fits GM 8.5″ 30 spline open differential
  • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
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Yukon Gear – Dura Grip Spider Gear Set for GM 12T/12P Diffs with 30 Spline Axles (Part No.16039)

Dura Grip Spider Gear Set for GM 12T/12P Diffs with 30 Spline Axles

from

$425.99
Yukon Gear & Axle spider gear kits utilize the highest quality materials and best production techniques in the industry to ensure a longer lasting spider gear set. This kit fits Yukon Dura Grip & Eaton limited slip differential positraction units and delivers everything needed for a complete and proper spider gear set replacement.

Product Features:
  • Fits GM 12T and 12P differentials outfitted with Dura Grip or Eaton positraction
  • 30 spline axles
  • Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers
  • Does not include clutches
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Richmond Gear – RngPnn (Part No.49-0019-1)

RngPnn

from

$399.99
RngPnn

USA Standard Gear – Differential Open Unit/Component (Part No.17041)

Differential Open Unit/Component

from

$649.99
The Spartan Locker, by USA Standard Gear, provides reliable traction at a low cost. Give your vehicle great traction and save some cash. Choose a Spartan Locker for better traction. The Spartan locker by USA standard gear is a mechanical locker that replaces the spiders in a standard case. The Spartan locker’s design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap! The couplers and drivers are made from 9310 steel, for added strength. Each Spartan locker carries a Limited warranty against defect.

Product Features:
  • Fits GM 18.5″ with 30 spline axles
  • Made from 9310 steel for added strength
  • Replaces the spiders in a standard carrier case
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Yukon Gear – Pinion Depth Shims for GM 8.25"IFS, 8.5", 12 Bolt Car, Ford 8.8", Chrysler 8.25" (Part No.55009)

Pinion Depth Shims for GM 8.25"IFS, 8.5", 12 Bolt Car, Ford 8.8", Chrysler 8.25"

from

$27.99
Yukon shim kits are precision machined and tailored for each individual application to ensure you have the right shims for every set up.

Product Features:
  • Pinion depth shims for GM 8.25″ IFS, 8.5″, 8.6″, 12 bolt passenger car, Ford 7.5″ and 8.8″, Chrysler 8.25″
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Yukon Gear – Differential (Part No.26052)

Differential

from

$709.99
Differential

Yukon Gear – 14 Plate Dura Grip Comp Clutches GM 8.2"/GM 8.5"/12T/12P/Ford 8.8"/CastIronVette (Part No.16064)

14 Plate Dura Grip Comp Clutches GM 8.2"/GM 8.5"/12T/12P/Ford 8.8"/CastIronVette

from

$373.99
This Yukon Gear & Axle clutch kit is a direct replacement for the popular Yukon Dura Grip positraction unit.

Product Features:
  • Fits Ford 8.8″, 1963-1979 Corvette, GM 12 bolt passenger car and truck, 8.2″, 8.5″ and 8.6″ differentials
  • Dura Grip composite replacement clutches
  • 14 piece kit
  • Composite clutches
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Yukon Gear – Standard Open and Positraction Cross Pin Shaft for GM 12T, 12P, and 55T (Part No.33406)

Standard Open and Positraction Cross Pin Shaft for GM 12T, 12P, and 55T

from

$23.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.

Product Features:
  • Cross pin shaft for GM 12 bolt passenger car and truck
  • Fits standard open and positraction applications
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Richmond Gear – Differential Mini Spool (Part No.78-1028-1)

Differential Mini Spool

from

$124.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND!

Product Features:
  • For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
  • The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
  • Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
  • Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
  • Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.
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National – Tapered Roller Bearing Cone (Part No.LM501349)

Tapered Roller Bearing Cone

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
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Victor Reinz – Axle Housing Cover Gasket (Part No.71-14826-00)

Axle Housing Cover Gasket

from

$9.99
Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
  • Dana engineering-approved for fit, form and function
  • Meets or exceeds OE specifications
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Yukon Gear – Chrome Cover for 8.6", 8.5" and 8.2" GM Rear (Part No.32017)

Chrome Cover for 8.6", 8.5" and 8.2" GM Rear

from

$74.99
These Yukon replacement diff covers take your rig a step beyond the boring factory look. They are the stock OE design finished in chrome.

Product Features:
  • Fits GM 8.2″, 8.5″ and 8.6″
  • Chrome
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Yukon Gear – Carrier Bearing Puller Set (Part No.56034)

Carrier Bearing Puller Set

from

$689.99
Yukon Gear & Axle offers a full line of top quality differential tools to save time and money.

Product Features:
  • Not compatible with Dana 70HD, Dana 80, Ford 10.25″ and 10.5″ or GM and Chrysler 11.5″ 1-ton applications
  • Works with an impact gun to safely and easily remove carrier bearings
  • Comes with a handy bench-top stand
  • For 1-ton applications shop Yukon part YT P22
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Yukon Gear – Ring Gear Bolt (Part No.33049)

Ring Gear Bolt

from

$6.99
Ring gear bolt for GM 7.5″, 7.6″, 7.6″ IRS, 8.0″, 8.25″ IFS, 8.5″, 8.6″ & 8.6″ IRS. 7/16″ x 20.

Product Features:
  • Ring gear bolt for GM 7.5″, 7.625″, 7.6″ IRS, 8.0″, 8.25″ IFS, 8.5″, 8.6″ and 8.6″ IRS
  • 7/16″ x 20
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Driveworks – Taper Bearing Set (Part No.S-A-38)

Taper Bearing Set

from

$13.99
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Differentials Brands You Can Trust For Your GMC G25

16 trusted brands of Differentials line our shelves, ready to help keep your GMC G25 running smooth. Below are some of the most popular brands and their top Differentials offerings:

Popular Mr. Gasket Differentials

Mr. Gasket products for the GMC G25 span several categories. Some of the highest-rated Mr. Gasket Differentials that will fit your GMC G25 are:
Differential Gasket
from $21.49
(1)
Differential Gasket
Rear Differential Cover Gaskets

Most Purchased GMC G25 Differentials from Valvoline

When you buy the most frequently purchased Valvoline brand Differentials, you can be confident it will be the right part for your GMC G25. Here are the Valvoline Differentials Advanced Auto customers buy the most:
Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket
from $10.99
(195)
Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket
Rear Differential Cover Gaskets
3 Qt - 80W90 Conventional Gear Oil with Posi Additive
from $57.99
This product is not rated
3 Qt – 80W90 Conventional Gear Oil with Posi Additive
Differential Oil

FAQs for GMC G25 Differentials

What are the most purchased Differentials for the GMC G25?

Out of 270 Differentials for the GMC G25, the most popular in our inventory are:
Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket
from $10.99
(195)
Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket
Rear Differential Cover Gaskets
Multi-Purpose Bearing
from $16.99
(25)
Multi-Purpose Bearing
Differential Bearings
3 Qt - 80W90 Conventional Gear Oil with Posi Additive
from $57.99
This product is not rated
3 Qt – 80W90 Conventional Gear Oil with Posi Additive
Differential Oil

What are the top-rated GMC G25 Differentials?

Top-rated Differentials for your GMC G25 based on customer reviews/ratings are:
Differential Shaft Lock Bolt
from $6.79
(11)
Differential Shaft Lock Bolt
“great”
Tapered Roller Bearing Cone
from $25.99
(7)
Tapered Roller Bearing Cone
“Good price”
Differential Ring and Pinion
from $241.99
(4)
Differential Ring and Pinion
“Perfect match and easy install”