1999 GMC Sierra 2500 Differentials

Essential 1999 GMC Sierra 2500 Differentials

Yukon Gear – The Carrier Bearing Puller (Part No.56072)

The Carrier Bearing Puller

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$883.99
The Yukon carrier bearing Puller works with an impact gun to quickly and safely remove carrier bearings without damaging them. This unit comes with a handy bench top stand and works with up to one ton applications including Dana 70HD, Dana 80, 10.25″ & 10.5″ Ford, or GM & Chrysler 11.5″ differentials.

Product Features:
  • Carrier bearing puller
  • Works with an impact gun to safely and easliy remove carrrier bearings
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National – Bearings (Part No.LM102910)

Bearings

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$6.99
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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Felpro – Differential Cover Gasket (Part No.RDS 55478)

Differential Cover Gasket

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$13.49
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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Yukon Gear – Left Hand Carrier Bearing Adjuster For 9.25" GM IFS (Part No.33362)

Left Hand Carrier Bearing Adjuster For 9.25" GM IFS

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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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ACDelco – Differential Bearing (Part No.J7060366581ACD)

Differential Bearing

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$137.90
Differential Bearing

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

9.5 Standard Open Pinion Gear Thrust Washer

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$26.99
9.5 Standard Open Pinion gear Thrust Washer.

Product Features:
  • Pinion gear thrust washer
  • Fits GM 9.5″
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Yukon Gear – Differential Cover B (Part No.33569)

Differential Cover B

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$5.99
Differential Cover B

Yukon Gear – Steel Spool For GM 14 Bolt Truck With 30 Spline Axles, 4.10 & Down (Part No.32048)

Steel Spool For GM 14 Bolt Truck With 30 Spline Axles, 4.10 & Down

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$526.99
Yukon Performance steel spool for GM 14T with 30 spline axles. fits 4.10 and down. Yukon performance spools are made from the highest quality materials to ensure high strength and long life in performance applications. Spools provide 100% power to both tires at all times and are a lower cost alternative to lockers. Spools are not recommended for street driven vehicles. Yukon Performance spools come with a one year warranty against manufacturing defects.

Product Features:
  • Fits GM 10.5″ 14 bolt truck with 30 spline axles
  • 4.10 and down ratio only or 4.56 and up thick gears
  • Provides 100% traction to both wheels at all times
  • Not recommended for street driven vehicles
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Pro-King – Differential Internal Nest Kit (Part No.743B717)

Differential Internal Nest Kit

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$221.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • All products are designed to meet or exceed OE quality, form, fit and funtion.
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Motive Gear – Differential Pinion Shim Kit (Part No.1111)

Differential Pinion Shim Kit

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$13.99


Product Features:
  • PINION SHIM – DANA 70 ALL
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Yukon Gear – High Performance Ring & Pinion Gear Set For GM 11.5" In A 3.42 Ratio (Part No.24440)

High Performance Ring & Pinion Gear Set For GM 11.5" In A 3.42 Ratio

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$844.99
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 the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.

Product Features:
  • Fits GM and Chrysler 11.5″
  • 11.50″ ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 3.42 ratio
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Dorman – Rear Axle Shaft, Left or Right (Part No.630-145)

Rear Axle Shaft, Left or Right

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$309.99
Axle shaft damaged or bearings worn out? This axle shaft directly replaces the original equipment on certain vehicles, complete with all necessary application-specific installation components.

Product Features:
  • Direct replacement – this axle shaft replaces the original equipment on specific vehicle years, makes and models
  • Complete kit – each shaft includes critical installation hardware and components needed for specific vehicle applications
  • Durable construction – designed to rigorous standards and tested to ensure performance
  • Trustworthy solution – backed by team of engineers and quality control specialists in the United States
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Yukon Gear – 11.5" Chrysler & GM Helical Gear Type Positraction (Part No.32244)

11.5" Chrysler & GM Helical Gear Type Positraction

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$1806.99
11.5″ Chrysler Helical gear Type positraction.

Product Features:
  • Fits GM and Chrysler 11.5″
  • 30 spline
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Yukon Gear – Redline Synthetic "Shock Proof" Oil – 4 Quarts (Part No.15004)

Redline Synthetic "Shock Proof" Oil - 4 Quarts

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$137.99
Redline Synthetic “Shock Proof” Oil. 4 Quarts.

Product Features:
  • Includes four quarts of Redline Shockproof oil
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Yukon Gear – Eaton-Type 14 Plate Carbon Clutch Set For 9.5" GM And 9.75" Ford (Part No.16058)

Eaton-Type 14 Plate Carbon Clutch Set For 9.5" GM And 9.75" Ford

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$362.99
Eaton-type 14 plate Carbon clutch set for 9.5″ GM and 9.75″ Ford.

Product Features:
  • Clutch kit
  • Fits GM 9.5″ with Eaton positraction
  • Carbon fiber clutches
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Dorman – Differential Pinion Yoke Assembly (Part No.697-551)

Differential Pinion Yoke Assembly

from

$232.99
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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Yukon Gear – O-Ring For Left Hand Carrier Bearing Adjuster For 9.25" GM IFS (Part No.33133)

O-Ring For Left Hand Carrier Bearing Adjuster For 9.25" GM IFS

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$15.99
O-ring for left hand carrier bearing adjuster for 9.25″ GM IFS.

Product Features:
  • Axle o-ring
  • Fits Chrysler 9.25″ IFS
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Spartan – Drive Axle Assembly; Chev 2500 P/U Axle (Part No.RAX2080A)

Drive Axle Assembly; Chev 2500 P/U Axle

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$1989.99
Remanufactured Rear Axle assemblies are completely disassembled, thoroughly cleaned and reassembled using new wear parts. Units are assembled, sealed & include backing plates, axle shafts & fluid.

Product Features:
  • Rear axles are assembled with backing plates & axle shafts, and filled with fluid prior to shipping
  • Axles are fully painted & shipped securely in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • Our complete Rear axle assemblies mean you just hang brakes, connect suspension & go! Your installation will be simple and trouble free
  • Remember to match axle ratio to original. For 4WD rear axle must match front axle ratio
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Dorman – Rear Differential Cover (Part No.697-712)

Rear Differential Cover

from

$77.99
This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.

Product Features:
  • Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles
  • Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid
  • Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Yukon Gear – Standard Open Spider Gear Kit For 33 Spline GM 9.25" IFS And GM 9.5" Axles (Part No.16060)

Standard Open Spider Gear Kit For 33 Spline GM 9.25" IFS And GM 9.5" Axles

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$317.99
Yukon standard open spider gear kit for 9.5″ GM rear and ’06 and earlier GM 9.25″ IFS with 33 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. All components come with a one year warranty against manufacturing defects.

Product Features:
  • Spider gear kit
  • Fits GM 9.5″ open differential
  • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
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National – Bearings (Part No.HM804846)

Bearings

from

$35.99
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
See More

Yukon Gear – Crush Sleeve Eliminator Kit For GM 10.5" 14 Bolt Truck (Part No.55067)

Crush Sleeve Eliminator Kit For GM 10.5" 14 Bolt Truck

from

$105.99
Crush sleeve eliminator kit for GM 10.5″ 14 bolt truck. This kit contains a solid spacer & shim kit to eliminate the crush sleeve and set pinion bearing preload.

Product Features:
  • Crush sleeve eliminator kit for GM 10.5″ 14 bolt truck
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Yukon Gear – Eaton-Type Positraction Carbon Clutch Kit With 14 Plates For GM 14T And 10.5" (Part No.16112)

Eaton-Type Positraction Carbon Clutch Kit With 14 Plates For GM 14T And 10.5"

from

$304.99
Yukon 1480 Lifetime Series U/Joint. 4.188″ snap ring span, 1.375″ cap diameter. Outside snap ring.

Product Features:
  • Clutch kit
  • Fits GM 10.5″ 14 bolt truck with Eaton positraction
  • Carbon fiber clutches
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Felpro – Differential Cover G (Part No.J7018977707FEL)

Differential Cover G

from

$9.52
Differential Cover G

Yukon Gear – DiffrlPinSupportBolt (Part No.33582)

DiffrlPinSupportBolt

from

$5.99
DiffrlPinSupportBolt

MTC – Differential Drain P (Part No.J7065587755MTC)

Differential Drain P

from

$11.44
Differential Drain P

USA Standard Gear – Bearing Kit For ’10 & Down GM & Chrysler 11.5" Rear (Part No.58016)

Bearing Kit For '10 & Down GM & Chrysler 11.5" Rear

from

$339.99
This kit uses Koyo bearings and races along with all high quality small parts. kit includes carrier bearings and races, pinion bearings and races, pinion seal, crush sleeve (if applicable), oil baffles and slingers (if applicable), marking compound and brush. USA Standard Gear does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your ring & pinion set.

Product Features:
  • Fits 2010 and down GM and Chrysler 11.5″
  • Uses Koyo bearings and races
  • Included are carrier bearings and races, pinion bearings and races, pinion seal, pinion nut, crush sleeve, marking compound and brush.
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Motive Gear – Differential Pinion Nut (Part No.15994582)

Differential Pinion Nut

from

$17.99


Product Features:
  • NUT PINION – 14 BOLT
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1999 GMC Sierra 2500 Differentials

Maybe you’re in the middle of a full rebuild of that 1999 GMC Sierra 2500. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 215 different Differentials in our inventory ranging from $2.99 to $2,176.99. That means you can find the exact parts or products you need to keep that 1999 GMC Sierra 2500 running smoothly.

Differentials are only as good as their brand. We stock 14 different brands to make sure you have plenty of trusted parts to choose from for your 1999 GMC Sierra 2500. National, Felpro, and Yukon Gear 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 1999 GMC Sierra 2500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 726 reviews in this category, some of the top rated parts include Bearings with 4.5 stars and Multi Purpose Seal with 4.2 stars.

So if you’re in the market for aftermarket Differentials to keep your 1999 GMC Sierra 2500 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 1999 GMC Sierra 2500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1999 GMC Sierra 2500 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 Sierra 2500 the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular National Differentials

We carry National parts in our stock across Differential Bearings categories, plus more. For a 1999 GMC Sierra 2500, our most popular National Differentials include:
Bearings
from $22.99
(12)
Bearings
Differential Bearings
Bearings
from $16.99
(6)
Bearings
Differential Bearings
Multi Purpose Seal
from $34.99
(8)
Multi Purpose Seal
Differential Pinion Seals

FAQs for 1999 GMC Sierra 2500 Differentials

What are the most purchased Differentials for the 1999 GMC Sierra 2500?

Out of 215 Differentials for the 1999 GMC Sierra 2500, the most popular in our inventory are:
Differential Cover Gasket
from $6.79
(13)
Differential Cover Gasket
Rear Differential Cover Gaskets
Differential Cover Gasket
from $7.99
(20)
Differential Cover Gasket
Rear Housing Cover Gaskets
3 Qt - Penzoil 80W90 Conventional Gear Oil
from $44.99
This product is not rated
3 Qt – Penzoil 80W90 Conventional Gear Oil
Differential Oil

What are the top-rated 1999 GMC Sierra 2500 Differentials?

Top-rated Differentials for your 1999 GMC Sierra 2500 based on customer reviews/ratings are:
Bearings
from $6.99
(6)
Bearings
“perfect fit”
Multi Purpose Seal
from $44.99
(5)
Multi Purpose Seal
“How do you fix a leaking rear end? You seal it. That’s why I bought this seal.”
Cylindrical Bearing
from $31.99
(4)
Cylindrical Bearing
“excellent product”