1990 GMC K2500 Differentials

Find your specific 1990 GMC K2500 original or aftermarket Differentials below. Order your parts online and have delivered to your home or pick up in-store at Advance Auto.

Essential 1990 GMC K2500 Differentials

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$188.99

Mini spools are a low-cost traction option for vehicles looking for full-time lockup. The mini spool installs into a standard open carrier and give 100% power to both tires at all times. These units are not recommended for street-driven vehicles. We recommend full spools for vehicles with large tires or high horsepower. These units come with a one year warranty against manufacturing defects.

Product Features:

Fits GM 8.5″ with 30 spline axles
Installs into a standard open carrier case
Provides 100% traction to both wheels at all times
Not recommended for street driven vehicles

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$5.99

Replacement Crush Sleeve for GM 7.6″ IRS, 8.5″, 8.6″, 8.75″, 8.875″ & Nissan Titan rear. Approx 0.620″ long.

Product Features:

Crush sleeve for Jeep JK rear, GM 7.6″ IRS, 8.5″ and 8.6″ and Nissan Titan rear
0.620″ tall

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$3.99

Replacement pinion nut washer for Dana 25, 27, 30, 36, 44 & 53.

Product Features:

Pinion nut washer for Dana Spicer 25, 27, 30, 44 and 50

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$404.99

Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings & races can be reused. This kit uses Timken bearings and races along with a high quality pinion seal and small parts. Included in this kit are the pinion bearings and races, pilot bearing (if applicable), crush sleeve (if applicable), complete pinion shim kit, thread locker, and marking compound with brush. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your pinion gear.

Product Features:

Fits 1989-1997 GM 10.5″ 14 bolt truck
Included are pinion bearings and races, pinion seal, crush sleeve, complete pinion shim kit, and marking compound with brush.

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$29.99

9.5″ GM differential carrier Supershim kit.

Product Features:

Super carrier shim kit for GM 9.5″
Interlocking design makes installation much easier

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$483.99

Product Features:

Clutch kit
Fits Ford 8.8″, 1963-1979 Corvette, GM 12 bolt passenger car and truck, 8.2″, 8.5″ and 8.6″ Dura Grip positraction
18 piece kit
Steel clutches

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$57.99

3 Qt. Penzoil 80W90 conventional gear Oil. W/ bottle of Posi additive.

Product Features:

Includes three quarts of conventional oil and one 4oz bottle of Yukon positraction additive

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$12.99

Product Features:

KIT SHIM

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$15.49

National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:

Premium bearing design matches OEM specifications
Precision manufactured using premium-grade steel for outstanding durability and performance
Crowned raceways and rollers to ensure even load distribution for maximum life
Industry leading coverage
Professional technicians know they can depend on National

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$98.99

Left hand carrier bearing adjuster for 9.25″ GM IFS.

Product Features:

Side adjuster
Fits 2010 and down GM 9.25″ IFS
Left hand side

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$1035.00

Hard use and poor lubrication can wear out a differential. Restore original performance with this replacement differential carrier assembly that includes all-new spider gears, differential pins and carrier housing.

Product Features:

Direct replacement – this differential carrier fits in place of this vehicle’s original equipment carrier
100% new – this differential carrier uses all-new components, including spider gears and diff pin
Ready to install – this differential carrier is shipped pre-assembled and ready to install
Quality construction – precision cut gears and robust hardware for reliable performance

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$26.99

Left hand adjuster lock nut for 9.25″ GM.

Product Features:

Side adjuster lock nut
Fits GM 9.25″

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$3289.99

Brand new units are no longer available. ATP’s fully remanufactured differentials offer the best alternative to bench rebuilding or buying used. They are carefully inspected and totally reconditioned to meet original specifications and include new bearings and seals. Our units are ready to install, just add oil.

Product Features:

Ready to install, just add oil
Totally reconditioned
New bearings

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$335.99

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

Product Features:

High strength steel
Dual heat treating process

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$176.99

Product Features:

GM9.5″ INTERNAL KIT (OPEN) 33 SPL. FRONT & REAR

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$5.99

DiffrlPinSupportBolt

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$142.99

Yukon Minimum installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be reused. This kit uses all high quality components to ensure a smooth set up. kit includes a pinion seal, crush sleeve (if applicable), complete shim kit, marking compound and brush.

Product Features:

Fits standard rotation Dana Spicer 44 front
Included are a pinion seal, axle seals, complete shim kit, marking compound and brush.

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$11.99

Replacement ring gear bolt for Model 35, Dana 25, 27, 30 & 44. 3/8″ x 24.

Product Features:

Ring gear bolt for Dana Spicer 25, 27, 30, 44 and AMC Model 35
3/8″ x 24 thread

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$32.99

Adjuster lock bolt for left hand case half of 7.2″ and 9.25″ GM IFS.

Product Features:

Side adjuster lock bolt
Fits GM 7.2″ IFS and 9.25″ IFS

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$313.99

Yukon Master Overhaul kits give you all the high quality parts you need to start & finish every differential job. Yukon offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs. This kit is used in 8.5″ differentials using a Yukon Dura Grip, Eaton posi, ValueTrac, True Trac, Pro-Series Auburn, Detroit Locker or standard carrier with large bearing journals. This kit uses Timken bearings and races along with high quality seals and small parts. Included in this kit are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), Thread locking compound, marking compound with brush, and gasket. Yukon’s Master Overhaul kits are the most comprehensive and complete kits on the market. They do extensive research to ensure that every kit is specially tailored to your application. Includes Supershims.

Product Features:

Fits GM 8.5″ front with LM102911 carrier races
Included are Timken bearings and races, pinion bearings and races, pinion seal, axle seals, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush, and gasket.

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$1302.99

The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100% lockup when you need it, giving you the ultimate in driver selectability. The Yukon Zip locker is an air operated locker that provides selectable traction for off road or street use. This unit features 4320 Chrome Moly internals for added strength. Assembled in the USA! compressor sold separately. All Zip Lockers are backed by the best warranty in the business! All Zip Lockers come with a six (6) year warranty, including any collaterally damaged parts and associated labor, up to $2,000, for the first two (2) years.

Product Features:

Fits Dana Spicer 44 with 30 spline axles
3.92 and up ratio only
Forged case and 8620 internals for added strength
Works with a variety of air delivery systems
Assembled in the USA

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$89.99

Standard Open cross pin shaft for four pinion design for GM 14T.

Product Features:

Cross pin shaft
Fits GM 10.5″ 14 bolt truck

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$28.99

9.5 Standard Open Pinion gear Thrust Washer.

Product Features:

Pinion gear thrust washer
Fits GM 9.5″

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$6.79

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

Product Features:

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

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$57.99

Pilot bearing for 10.5″ 14 bolt truck, 2.050″ O.D.

Product Features:

Pilot bearing
Fits GM 10.5″ 14 bolt truck
2.050″ O.D.

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$6.99

Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses t

Product Features:

Pinion nut for Dana Spicer 25, 27, 30, 44, 50 and GM 7.75″
3/4″ x 16 thread

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$336.99

Yukon positraction internals (0.795″ diameter) for 8.5″ GM with 28 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. This kit does not include clutches. All components come with a one year warranty against manufacturing defects. This kit is compatible with Yukon Dura Grip or Eaton positractions. It will not fit a factory Gov-Loc positraction.

Product Features:

Spider gear kit
Fits GM 8.5″ with 28 spline Dura Grip positraction
Includes two side gears, four pinion gears, cross pin shaft, roll pin and spider gear thrust washers.

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$209.99

Product Features:

Spider gear kit
Fits GM 8.5″ 28 spline open differential
Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.

Popular 1990 GMC K2500 Differentials Categories

Differential Oil

Rear Differential Cover Gaskets

Differential Open Unit and Components

Differential Covers

Differential Pinion Shaft Lock Bolts

Differential Bearings

Differential Axle Shafts

Differential Pinion Pilot Bearings

Differential Cover Bolts

Differential Carriers

Differential Bearing Kits

Front Differential Pinion Bearings

Differential Spider Gear Kits

Differential Rebuild Kits

Differential Carrier Shim Kits

Differential Pinion Seals

Differential Clutch Packs

Differential Ring and Pinions

Differential End Yokes

Differential Lock Assemblies

Differential Spools

Differential Carrier Bearings

Differential Carrier Bearing Adjusters

Rear Housing Cover Gaskets

Differential Pinion Bearing Kits

Complete Differentials

Differential Ring Gear Bolts

Bearing Race Drivers

Differential Carrier Bearing Shims

Differential Crush Sleeves

Differential Side Bearing Spacers

Differential Pinion Shims

Differential Pinion Shaft Nuts

Differential Gear Install Kits

Differential Cross Pins

Differential Side Gear Thrust Washers

Differential Pinion Gear Thrust Washers

Differential Drive Pinion Gear Bearing Retainer Bolts

Differential Pinion Gear Washers

Differential Ring and Pinion Kits

Limited Slip Differential Assemblies

Differential Spider and Pinion Gear Kits

Differential Bearing Adjuster Nut Lock Bolts

Maybe you’re in the middle of a full rebuild of that 1990 GMC K2500. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 309 different Differentials in our inventory ranging from $2.49 to $2,324.99. That means you can find the exact parts or products you need to keep that 1990 GMC K2500 running smoothly.

Differentials are only as good as their brand. We stock 16 different brands to make sure you have plenty of trusted parts to choose from for your 1990 GMC K2500. Valvoline, FELPRO, and Dorman are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Differentials for your 1990 GMC K2500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 1,352 reviews in this category, some of the top rated parts include Differential Cover Gasket with 4.3 stars and Bearings with 3.9 stars.

So if you’re in the market for aftermarket Differentials to keep your 1990 GMC K2500 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Differentials Brands To Make Your 1990 GMC K2500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1990 GMC K2500 demands trusted brand parts and products to keep it running. Many trusted brands of Differentials make up Advance Auto Parts’ inventory, and all are ready to help make your K2500 the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular Spectre Differentials

We carry Spectre parts in our stock across Differential Covers categories, plus more. For a 1990 GMC K2500, our most popular Spectre Differentials include:

from $59.99

(1)

Differential Cover

Differential Covers

Top 1990 GMC K2500 Differentials from Dorman

Dorman products are another trusted brand when it comes to Differentials for your 1990 GMC K2500. Popular Dorman parts include:

from $36.99

(15)

Rear Differential Cover

Differential Covers

from $55.99

(11)

Rear Differential Cover

Differential Covers

from $5.99

(11)

Differential Shaft Lock Bolt

Differential Pinion Shaft Lock Bolts

FAQs for 1990 GMC K2500 Differentials

What are the most purchased Differentials for the 1990 GMC K2500?

Out of 309 Differentials for the 1990 GMC K2500, the most popular in our inventory are:

from $14.49

(2)

DEXRON – VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart

Differential Oil

from $35.99

(17)

DEX/MERC Automatic Transmission Fluid, 1 Gallon

Differential Oil

from $6.79

(13)

Differential Cover Gasket

Rear Differential Cover Gaskets

What are the top-rated 1990 GMC K2500 Differentials?

Top-rated Differentials for your 1990 GMC K2500 based on customer reviews/ratings are:

from $7.99

(20)

Differential Cover Gasket

“Perfect fit”

from $23.99

(7)

Bearings

“Good price”

from $156.99

(5)

Differential Master Bearing Kit – Koyo

“was delivered as promised and on time”

1990 GMC K2500 Differentials

More 1990 GMC K2500 Differentials

Essential 1990 GMC K2500 Differentials

Yukon Gear – Mini Spool For GM 8.5" With 30 Spline Axles (Part No.32233)

Yukon Gear – Crush Sleeve For GM 7.6" IRS, 8.5", 8.6", 8.75", 8.875" & Nissan Titan Rear – Approx 0.620" Long (Part No.33097)

Yukon Gear – Dana 25 / 27 / 30 / 36 / 44 / 53 Pinion Nut Washer Replacement (Part No.33163)

Yukon Gear – Pinion Install Kit For ’89 To ’98 10.5" GM 14 Bolt Truck Differential (Part No.13059)

Yukon Gear – Super Carrier Shim Kit For GM 9.5" (Part No.55003)

Yukon Gear – 18 Plate Steel Clutches For GM 8.2", GM 8.5", 12T, 12P, Ford 8.8" & Cast Iron ‘Vette (Part No.16110)

Yukon Gear – 3 Qt – 80W90 Conventional Gear Oil With Posi Additive (Part No.15003)

Motive Gear – Differential Pinion Shim Kit (Part No.1104)

National – Bearings (Part No.HM88610)

Yukon Gear – Left Hand Carrier Bearing Adjuster For 9.25" GM IFS (Part No.33362)

Dorman – Differential Carrier Assembly (Part No.697-391)

Yukon Gear – Left Hand Adjuster Lock Nut For 9.25" GM (Part No.33354)

ATP – Remanufactured Front Differential Assembly (Part No.111503)

Pro-King – Rear Axle Shaft Kit (Part No.AXK-186)

Motive Gear – Differential Carrier Gear Kit (Part No.GM9.5BI)

Yukon Gear – DiffrlPinSupportBolt (Part No.33582)

Yukon Gear – Minor Install Kit For Dana 44 Differential (Part No.12017)

Yukon Gear – Replacement Ring Gear Bolt For Model 35, Dana 25, 27, 30 & 44 – 3/8" X 24 (Part No.33038)

Yukon Gear – Adjuster Lock Bolt For Left Hand Case Half Of 7.2" And 9.25" GM IFS (Part No.33244)

Yukon Gear – Master Overhaul Kit For GM 8.5" Front Differential With Aftermarket Positraction (Part No.14089)

Yukon Gear – Zip Locker For Dana 44 With 30 Spline Axles, 3.92 & Up (Part No.34020)

Yukon Gear – Standard Open Cross Pin Shaft For Four Pinion Design For GM 10.5" 14 Bolt Truck (Part No.33405)

Yukon Gear – 9.5 Standard Open Pinion Gear Thrust Washer (Part No.33374)

Felpro – Differential Cover Gasket (Part No.RDS 55063)

Yukon Gear – Pilot Bearing For 10.5" 14 Bolt Truck, 2.050" O.D. (Part No.18041)

Yukon Gear – Replacement Pinion Nut For Dana 25, 27, 30, 36, 44, 53 & GM 7.75" (Part No.33143)

Yukon Gear – Positraction Internals For 8.5" GM With 28 Spline Axles (Part No.16052)

USA Standard Gear – Standard Spider Gear Set For GM 8.5", 28 Spline (Part No.39026)

Popular 1990 GMC K2500 Differentials Categories