2003 GMC Sierra 2500 HD Differentials

Essential 2003 GMC Sierra 2500 HD Differentials

Yukon Gear – 11.5" GM Standard Open Pinion Gear Thrust Washer (Part No.33388)

11.5" GM Standard Open Pinion Gear Thrust Washer

from

$15.99
11.5″ GM standard Open pinion gear Thrust washer.

Product Features:
  • Pinion gear thrust washer
  • Fits GM 11.5″
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Yukon Gear – Right Hand Adjuster Lock For 9.25" GM IFS (Part No.33360)

Right Hand Adjuster Lock For 9.25" GM IFS

from

$16.99
Right hand adjuster lock for 9.25″ GM IFS.

Product Features:
  • Side adjuster lock
  • Fits 2010 and down GM 9.25″ IFS
  • Right hand side
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Yukon Gear – Master Overhaul Kit For ’97-’13 GM 9.5" Semi-Float Differential, With Triple Lip Seal (Part No.14097)

Master Overhaul Kit For '97-'13 GM 9.5" Semi-Float Differential, With Triple Lip Seal

from

$489.99
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 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 Econ shims.

Product Features:
  • Fits 1998 and up GM 9.5″
  • Included are Timken bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve , thread locker, marking compound with brush, and gasket.
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Motive Gear – Differential Crush Sleeve (Part No.14012691)

Differential Crush Sleeve

from

$2.99


Product Features:
  • CRUSH SLEEVE 9.5 GM 14BLT MIN ORDER 1000
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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

from

$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; GM 2500 99-07 Axle GT4 (Part No.RAX1957A)

Drive Axle Assembly; GM 2500 99-07 Axle GT4

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$2172.99
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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Spartan – Drive Axle Assembly; GM 2500/3500 Truck Posi (Part No.RAXP2080A)

Drive Axle Assembly; GM 2500/3500 Truck Posi

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$2299.99
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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Yukon Gear – DiffrlPinSupportBolt (Part No.33582)

DiffrlPinSupportBolt

from

$5.99
DiffrlPinSupportBolt

Motive Gear – Differential Ring and Pinion (Part No.GM10.5-456)

Differential Ring and Pinion

from

$266.99


Product Features:
  • GM 14BL 10.5 R/P 4.56 MG
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Felpro – Differential Cover Gasket (Part No.RDS 55028-1)

Differential Cover Gasket

from

$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

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 – Minor Install Kit For GM 9.5" Differential (Part No.12062)

Minor Install Kit For GM 9.5" Differential

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$175.99
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 1998 and up GM 9.5″
  • Included are a pinion seal, crush sleeve, complete shim kit, marking compound and brush.
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Motive Gear – Differential Carrier (Part No.6258340)

Differential Carrier

from

$205.99


Product Features:
  • GM10.5″ 14 BOLT OPEN EMPTY CASE 4:56 & UP
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Yukon Gear – GM 9.5" Ring Gear Bolt (Part No.33047)

GM 9.5" Ring Gear Bolt

from

$12.99
GM 9.5″ ring gear bolt. 12mm x 1.5.

Product Features:
  • Ring gear bolt for GM 9.2″
  • 12mm x 1.5
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Yukon Gear – Mini Spool For GM 10.5" 14 Bolt Truck (Part No.32301)

Mini Spool For GM 10.5" 14 Bolt Truck

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$287.99
Yukon mini spool for GM 10.5″ 14 bolt truck.

Product Features:
  • Fits 10.5″ GM 14 bolt truck
  • Provides 100% traction to both wheels at all times
  • Installs into standard open carrier case
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Yukon Gear – Differential Cover B (Part No.33572)

Differential Cover B

from

$7.99
Differential Cover B

National – Shaft Repair Sleeve (Part No.99210)

Shaft Repair Sleeve

from

$47.49
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.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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Yukon Gear – Standard Open Side Gear And Thrust Washer For 9.5" GM (Part No.33303)

Standard Open Side Gear And Thrust Washer For 9.5" GM

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$8.99
Standard open side gear thrust washer for 9.5″ GM.

Product Features:
  • Side gear thrust washer
  • Fits GM 9.5″
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Driveworks – Tapered Cup Wheel Bearing Assembly (Part No.S-LM-102910)

Tapered Cup Wheel Bearing Assembly

from

$8.49
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Dorman – Rear Differential Cover (Part No.697-711)

Rear Differential Cover

from

$55.99
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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Motive Gear – Differential Pinion Shim Kit (Part No.1111)

Differential Pinion Shim Kit

from

$13.99


Product Features:
  • PINION SHIM – DANA 70 ALL
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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.
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Yukon Gear – Yoke For GM 10.5" 14 Bolt Truck, 1350, Strap Style (Part No.41179)

Yoke For GM 10.5" 14 Bolt Truck, 1350, Strap Style

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$249.99
Yukon yoke for GM 10.5″ 14 bolt truck, 1350, strap style. 3.625″ 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
  • 1350 u-joint size
  • 3.625″ snap ring span
  • 1.188″ cap diameter
  • Outside snap ring design
  • Strap style
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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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Yukon Gear – Adjuster Lock Bolt For Left Hand Case Half Of 7.2" And 9.25" GM IFS (Part No.33244)

Adjuster Lock Bolt For Left Hand Case Half Of 7.2" And 9.25" GM IFS

from

$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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Yukon Gear – GM 10.5′ 14 Bolt Truck Cover Gasket (Part No.23016)

GM 10.5' 14 Bolt Truck Cover Gasket

from

$13.99
14T cover gasket.

Product Features:
  • Cover gasket
  • Fits GM 10.5″ 14 bolt truck
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SKF – PINION SEAL (Part No.J7010218383SKF)

PINION SEAL

from

$59.70
PINION SEAL

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

Standard Open Cross Pin Shaft For Four Pinion Design For GM 10.5" 14 Bolt Truck

from

$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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Yukon Gear – Dura Grip For GM & Chrysler 11.5", 30 Spline (Part No.26033)

Dura Grip For GM & Chrysler 11.5", 30 Spline

from

$1485.00
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.

Product Features:
  • Fits GM and Chrysler 11.5″ with 30 spline axles
  • Clutch style positraction
  • Smooth design
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
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2003 GMC Sierra 2500 HD Differentials

Maybe you’re in the middle of a full rebuild of that 2003 GMC Sierra 2500 HD. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 253 different Differentials in our inventory ranging from $2.99 to $2,299.99. That means you can find the exact parts or products you need to keep that 2003 GMC Sierra 2500 HD running smoothly.

Differentials are only as good as their brand. We stock 17 different brands to make sure you have plenty of trusted parts to choose from for your 2003 GMC Sierra 2500 HD. Valvoline, Felpro, and Driveworks 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 2003 GMC Sierra 2500 HD, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 12,960 reviews in this category, some of the top rated parts include Ring and Pinion Bearing Installation Kit with 3.8 stars and Rear Differential Cover with 4.4 stars.

So if you’re in the market for aftermarket Differentials to keep your 2003 GMC Sierra 2500 HD 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 2003 GMC Sierra 2500 HD Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 GMC Sierra 2500 HD 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 HD the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular Pro-King Differentials

We carry Pro-King parts in our stock across Differential Axle Shafts categories, plus more. For a 2003 GMC Sierra 2500 HD, our most popular Pro-King Differentials include:
Rear Axle Shaft Kit
from $244.99
(1)
Rear Axle Shaft Kit
Differential Axle Shafts

FAQs for 2003 GMC Sierra 2500 HD Differentials

What are the most purchased Differentials for the 2003 GMC Sierra 2500 HD?

Out of 253 Differentials for the 2003 GMC Sierra 2500 HD, the most popular in our inventory are:
Tapered Cone/Cup Wheel Bearing Set
from $13.99
(14)
Tapered Cone/Cup Wheel Bearing Set
Differential Bearings
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

What are the top-rated 2003 GMC Sierra 2500 HD Differentials?

Top-rated Differentials for your 2003 GMC Sierra 2500 HD based on customer reviews/ratings are:
Ring and Pinion Bearing Installation Kit
from $282.99
(255)
Ring and Pinion Bearing Installation Kit
“good price”
Rear Differential Cover
from $36.99
(15)
Rear Differential Cover
“For as it should”
Rear Differential Cover
from $55.99
(11)
Rear Differential Cover
“Good quality cover, nice coat of paint on it. Should outlast the truck.”