1999 GMC C2500 Differentials

Essential 1999 GMC C2500 Differentials

Yukon Gear – Positraction Clutch Guide (Part No.33352)

Positraction Clutch Guide

from

$8.99
Positraction clutch guide.

Product Features:
  • Clutch guide for Chrysler 9.25″, Dana Spicer 44, Dana Spicer 50, Ford 8.8″, GM 12 bolt passenger car, GM 8.2″, 8.5″ and 8.6″, 1963-1979 Corvette and Nissan Titan
  • Compatible with Dura Grip positractions only
See More

Yukon Gear – Standard Open Side Gear Thrust Washer For 8.5" GM (Part No.33304)

Standard Open Side Gear Thrust Washer For 8.5" GM

from

$15.99
Standard open side gear thrust washer for 8.5″ GM.

Product Features:
  • Side gear thrust washer
  • Fits GM 8.5″
See More

Yukon Gear – Dura Grip Positraction For GM 8.5" & 8.6" With 30 Spline Axles (Part No.26016)

Dura Grip Positraction For GM 8.5" & 8.6" With 30 Spline Axles

from

$929.99
The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects. This unit has larger bearing journals for added strength & uses heavy-duty carrier bearings & races.

Product Features:
  • Fits GM 8.5″ and 8.6″ with 30 spline axles
  • 2.73 ratio and up only
  • 4-spring, clutch style positraction
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
See More

Yukon Gear – Minor Install Kit For ’89-’98 10.5" GM 14 Bolt Truck Differential (Part No.12046)

Minor Install Kit For '89-'98 10.5" GM 14 Bolt Truck Differential

from

$115.99
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 1989 and up GM 10.5″ 14 bolt truck
  • Included are a pinion seal, crush sleeve, complete shim kit, marking compound and brush.
See More

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

from

$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
See More

Yukon Gear – Grizzly Locker For GM 10.5" 14 Bolt Truck With 30 Spline Axles (Part No.28015)

Grizzly Locker For GM 10.5" 14 Bolt Truck With 30 Spline Axles

from

$859.99
The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000!

Product Features:
  • Fits GM 10.5″ 14 bolt truck
  • Installs into standard open carrier
  • Patented internal design reduces common locker failures
  • 8620 internals for added strength
  • Assembled in the USA
See More

SKF – PINION SEAL (Part No.J7010218383SKF)

PINION SEAL

from

$57.01
PINION SEAL

Yukon Gear – 14 Plate Carbon Clutches For GM 8.2", GM 8.5", 12T, 12P, Ford 8.8" & Cast Iron ‘Vette (Part No.16041)

14 Plate Carbon Clutches For GM 8.2", GM 8.5", 12T, 12P, Ford 8.8" & Cast Iron 'Vette

from

$404.99
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
  • 14 piece kit
  • Carbon fiber clutches
See More

Motive Gear – Performance Differential Ring and Pinion (Part No.G885456)

Performance Differential Ring and Pinion

from

$343.99


Product Features:
  • GM 10BL 8.5 R/P 4.56 FRT/REAR MGP
See More

Yukon Gear – The Carrier Bearing Puller (Part No.56034)

The Carrier Bearing Puller

from

$689.99
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 most standard one ton applications. This unit is works with differentials up to one-ton applcations. It is not compatible with 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
  • Not compatible with Dana 70HD, Dana 80, Ford 10.25″ and 10.5″ or Gm and Chrysler 11.5″ applications
See More

Motive Gear – Differential Gear Install Kit (Part No.GM10.5IK-2)

Differential Gear Install Kit

from

$44.49
All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!
See More

Yukon Gear – 10.5" GM 14 Bolt Truck Ring Gear Bolt (Part No.33050)

10.5" GM 14 Bolt Truck Ring Gear Bolt

from

$11.99
10.5″ GM 14 bolt truck ring gear bolt 4.56 & up. 9/16″ x 18. 2.522″ overall length.

Product Features:
  • Ring gear bolt for GM 10.5″ 14 bolt truck
  • 4.56 and up ratio
  • 1/2″ x 18 thread
  • 2.522″ overall length
See More

Yukon Gear – DiffrlPinSupportBolt (Part No.33582)

DiffrlPinSupportBolt

from

$5.99
DiffrlPinSupportBolt

Yukon Gear – 10.5" GM 14 Bolt Truck Pinion Nut (Part No.33148)

10.5" GM 14 Bolt Truck Pinion Nut

from

$48.99
10.5″ GM 14 bolt truck pinion nut. 1 1/2″ socket, 15/16″ x 16 thread.

Product Features:
  • Pinion nut for GM 10.5″ 14 bolt truck
  • 15/16″ x 16 thread
  • 1.5″ socket
See More

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

Super Carrier Shim Kit For GM 9.5"

from

$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
See More

Pro-King – Differential Internal Nest Kit (Part No.743B717)

Differential Internal Nest Kit

from

$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.
See More

National – Bearings (Part No.HM804846)

Bearings

from

$42.99
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 – Differential Cover B (Part No.33572)

Differential Cover B

from

$7.99
Differential Cover B

Spectre – GM Diff Cover Truck 14 Bolt (Part No.6086)

GM Diff Cover Truck 14 Bolt

from

$62.99
Spectre’s Chrome GM Differential Covers feature a 14 bolt design and include the chrome bolts and gasket needed for an easy install. Made to OEM specifications these differential covers are triple chrome plated ensuring they perform as well as they look. This product fits the following vehicles with a 10.5 inch ring gear: 73-’87 Chevy/GMC 3/4 & 1 Ton 2/4WD (rear), ’75-’00 Chevy/GMC Dually 2/4WD (rear), ’88-’99 Suburban 3/4 Ton 2/4WD (rear). Includes 14 SAE standard chrome bolts for installation. You’ll need to supply your own bolts if your application requires metric bolts.

Product Features:
  • Fits the following vehicles with a 10.5 inch ring gear: 73-’87 Chevy/GMC 3/4 & 1 Ton 2/4WD (rear), ’75-’00 Chevy/GMC Dually 2/4WD (rear), ’88-’99 Suburban 3/4 Ton 2/4WD (rear).
  • Triple chrome plated steel construction
  • 14 bolt design
  • 14 chrome 5/16 inch -18 x 3/4 inch differential cover bolts included
See More

Yukon Gear – Bearing Race Driver Set, 21 Piece (Part No.56030)

Bearing Race Driver Set, 21 Piece

from

$1566.99
21 Piece bearing race driver set. (Box wt: 140lbs) No return.

Product Features:
  • Bearing race driver set
  • 21 pieces
  • All steel construction
See More

National – Bearings (Part No.R-1581-TV)

Bearings

from

$44.49
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
  • High radial load capacity makes them suitable for high speed applications
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Yukon Gear – Yoke For GM 10.5" 14 Bolt Truck, 1410, Strap Style (Part No.41180)

Yoke For GM 10.5" 14 Bolt Truck, 1410, Strap Style

from

$299.99
Yukon yoke for GM 10.5″ 14 bolt truck, 1410, strap style. 4.188″ snap ring span, 1.188″ cap diameter. Outside snap ring. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits GM 10.5″ 14 bolt truck
  • 30 spline
  • 1410 u-joint size
  • 4.188″ snap ring span
  • 1.188″ cap diameter
  • Outside snap ring design
  • Strap style
See More

Yukon Gear – Differential Carrier (Part No.57015)

Differential Carrier

from

$251.99
Differential Carrier

Yukon Gear – Standard Open Spider Gear Set For ’07 & Up GM 8.6" (Part No.16146)

Standard Open Spider Gear Set For '07 & Up GM 8.6"

from

$217.99
Standard open spider gear set for ’07 & up GM 8.6″. This spider gear set fits casting number 8064.

Product Features:
  • Spider gear kit
  • Fits 2007 and up GM 8.6″ open differential
  • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
See More

Yukon Gear – Chrome Moly Cross Pin Shaft For Mini-Spool For 8.5" GM (Part No.32238)

Chrome Moly Cross Pin Shaft For Mini-Spool For 8.5" GM

from

$61.99
Chrome Moly cross pin shaft for Mini-Spool for 8.5″ GM HD.

Product Features:
  • Cross pin shaft
  • Fits GM 8.5″
  • Chromoly steel for added strength
See More

Yukon Gear – Steel Spool For GM 8.5" & 8.6" With 30 Spline Axles (Part No.32193)

Steel Spool For GM 8.5" & 8.6" With 30 Spline Axles

from

$414.99
Yukon Performance 1-3/4″ deck steel spool for 8.5″ GM with 30 spline axles. Uses large bearings, 1.785 journals. 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. This spool requires the use of a C-Clip eliminator kit to be used.

Product Features:
  • Fits GM 8.5″ with 30 spline axles
  • 2.73 and up ratios only
  • Provides 100% traction to both wheels at all times
  • Not recommended for street driven vehicles
See More

Motive Gear – Differential Master Bearing Kit – Koyo (Part No.R9.5GRLMK)

Differential Master Bearing Kit - Koyo

from

$187.99
Motive Gear Differential Bearing Kits Include Front & Rear Pinion Bearing, Pinion Seal, Carrier Bearings, Pilot Bearing Where Applicable, Gear Marking Compound, Crush Sleeve, Pinion Nut, Brush, Thread Locking Compound And Cover Gasket Or Rtv

Product Features:
  • KIT BRG & SEAL GM MASTER 9.5 98 & LATER
See More

Yukon Gear – Standard Open And Gov-Loc Cross Pin Bolt With M10X1.5 Thread For 9.5" And 9.25" GM IFS (Part No.33342)

Standard Open And Gov-Loc Cross Pin Bolt With M10X1.5 Thread For 9.5" And 9.25" GM IFS

from

$23.99
Product Features:
  • Cross pin bolt
  • Fits GM 9.5″ and 9.25″ IFS
See More

1999 GMC C2500 Differentials

Maybe you’re in the middle of a full rebuild of that 1999 GMC C2500. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 336 different Differentials in our inventory ranging from $2.99 to $2,369.99. That means you can find the exact parts or products you need to keep that 1999 GMC C2500 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 1999 GMC C2500. Valvoline, Driveworks, 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 C2500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 2,692 reviews in this category, some of the top rated parts include Differential Cover Gasket with 4.3 stars and Differential Cover Gasket with 4.4 stars.

So if you’re in the market for aftermarket Differentials to keep your 1999 GMC C2500 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 C2500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1999 GMC C2500 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 C2500 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 1999 GMC C2500, our most popular Spectre Differentials include:
Differential Cover
from $59.99
(1)
Differential Cover
Differential Covers

FAQs for 1999 GMC C2500 Differentials

What are the most purchased Differentials for the 1999 GMC C2500?

Out of 336 Differentials for the 1999 GMC C2500, the most popular in our inventory are:
DEX/MERC Automatic Transmission Fluid, 1 Gallon
from $35.99
(17)
DEX/MERC Automatic Transmission Fluid, 1 Gallon
Differential Oil
Tapered Cone/Cup Wheel Bearing Set
from $13.99
(14)
Tapered Cone/Cup Wheel Bearing Set
Front Differential Pinion Bearings

What are the top-rated 1999 GMC C2500 Differentials?

Top-rated Differentials for your 1999 GMC C2500 based on customer reviews/ratings are:
Differential Cover Gasket
from $7.99
(20)
Differential Cover Gasket
“Perfect fit”
Differential Cover Gasket
from $6.79
(13)
Differential Cover Gasket
“I will only use Fel-Pro for major components”
Differential Shaft Lock Bolt
from $5.99
(11)
Differential Shaft Lock Bolt
“great”