2003 GMC Sierra 3500 Differentials

Essential 2003 GMC Sierra 3500 Differentials

Motive Gear – Differential Gear Install Kit (Part No.GM11.5IK)

Differential Gear Install Kit

from

$74.99
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!
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National – Bearings (Part No.469)

Bearings

from

$45.49
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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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 – Spool For GM & Chrysler 11.5", 38 Spline (Part No.32186)

Spool For GM & Chrysler 11.5", 38 Spline

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$1969.99
Product Features:
  • Fits Chrysler and GM 11.5″ with 38 spline axles
  • Provides 100% traction to both wheels at all times
  • Not recommended for street driven vehicles
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Yukon Gear – GM Side Gear Spacer Sleeve For GM 9.25" IFS (Part No.33533)

GM Side Gear Spacer Sleeve For GM 9.25" IFS

from

$40.99
Product Features:
  • Side gear spacer sleeve
  • Fits GM 9.25″ IFS
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Yukon Gear – Minor Install Kit For GM & Chrysler 11.5" Differential (Part No.12042)

Minor Install Kit For GM & Chrysler 11.5" Differential

from

$163.99
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 GM and Chrysler 11.5″
  • Included are a pinion seal, crush sleeve , complete shim kit, marking compound and brush.
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Felpro – Differential Cover Gasket (Part No.RDS 55478)

Differential Cover Gasket

from

$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 – 11.5" GM Standard Open Cross Pin Shaft (Part No.33409)

11.5" GM Standard Open Cross Pin Shaft

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$46.99
11.5″ GM standard Open cross pin shaft.

Product Features:
  • Cross pin shaft
  • Fits GM 11.5″
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USA Standard Gear – Spider Gear Kit For GM 11.5" (Part No.39020)

Spider Gear Kit For GM 11.5"

from

$208.99
11.5AAM GM & Chrysler (fits All Years) UNIVERSAL standard Open spider gear kit.

Product Features:
  • Spider gear kit
  • Fits GM and Chrysler 11.5″ open differential
  • Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers.
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Yukon Gear – Bearing Install Kit For 2010 & Down GM & Chrysler 11.5" Differential (Part No.11102)

Bearing Install Kit For 2010 & Down GM & Chrysler 11.5" Differential

from

$679.99
Yukon Bearing installation kits are perfect for shops & builders who have shims on the shelf and are looking to save cost over a Master Overhaul kit. This kit uses Timken 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. Yukon 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″
  • Included are carrier bearings and races, pinion bearings and races, pinion seal, crush sleeve , marking compound and brush.
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Pro-King – Differential Internal Nest Kit (Part No.744A717)

Differential Internal Nest Kit

from

$323.99
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 – 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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ACDelco – Differential Bearing (Part No.J7060366581ACD)

Differential Bearing

from

$137.90
Differential Bearing

Yukon Gear – Redline Synthetic "Shock Proof" Oil With Positraction Additive – 4 Quarts (Part No.15005)

Redline Synthetic "Shock Proof" Oil With Positraction Additive - 4 Quarts

from

$148.99
Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

Product Features:
  • Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive
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Yukon Gear – 11.5" GM & Chrysler Pinion Nut (Part No.33151)

11.5" GM & Chrysler Pinion Nut

from

$37.99
Product Features:
  • Pinion nut for GM and Chrysler 11.5″
  • 12 point 36mm socket
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Felpro – Differential Cover Gasket (Part No.RDS 55447)

Differential Cover Gasket

from

$15.99
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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Spartan – Drive Axle Assembly; Chev 2500 P/U Axle (Part No.RAX2080A)

Drive Axle Assembly; Chev 2500 P/U Axle

from

$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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National – Bearings (Part No.HM804810)

Bearings

from

$28.99
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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Pro-King – Differential Case (Empty) (Part No.744A714)

Differential Case (Empty)

from

$345.99
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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National – Bearings (Part No.HM807046)

Bearings

from

$59.99
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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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
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Yukon Gear – Yoke For GM 8.25" IFS And 9.25" IFS (Mech 3R) (Part No.41078)

Yoke For GM 8.25" IFS And 9.25" IFS (Mech 3R)

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$244.99
Yukon yoke for GM 8.25″ IFS and 9.25″ IFS (mech 3R). 2.556″ snap ring span, 1.125″ cap diameter. Inside snap ring. This yoke uses inside snap rings. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits GM 8.25″ IFS and 9.25″ IFS
  • 30 spline
  • Mechanics 3R u-joint size
  • Inside snap ring design
  • 2.556″ snap ring span
  • 1.125″ cap diameter
  • Strap style
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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

from

$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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SKF – PINION SEAL (Part No.J7010218383SKF)

PINION SEAL

from

$59.70
PINION SEAL

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 – 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 – Pinion Install Kit For GM 9.25" Differential (Part No.13074)

Pinion Install Kit For GM 9.25" Differential

from

$319.99
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, pinion nut, 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 GM 9.25″ IFS
  • 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 – Pinion Install Kit For 2010 & Down GM & Chrysler 11.5" Differential (Part No.13055)

Pinion Install Kit For 2010 & Down GM & Chrysler 11.5" Differential

from

$439.99
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, pinion nut, 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 2010 and down GM and Chrysler 11.5″
  • Included are pinion bearings and races, pinion seal, crush sleeve, complete pinion shim kit, and marking compound with brush.
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2003 GMC Sierra 3500 Differentials

Maybe you’re in the middle of a full rebuild of that 2003 GMC Sierra 3500. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 176 different Differentials in our inventory ranging from $1.89 to $2,100.00. That means you can find the exact parts or products you need to keep that 2003 GMC Sierra 3500 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 2003 GMC Sierra 3500. Valvoline, Driveworks, and National 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 3500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 4,392 reviews in this category, some of the top rated parts include Multi Purpose Seal with 4.5 stars and Bearings with 4.5 stars.

So if you’re in the market for aftermarket Differentials to keep your 2003 GMC Sierra 3500 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 3500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 GMC Sierra 3500 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 3500 the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular Dorman Differentials

We carry Dorman parts in our stock across Differential Covers categories, plus more. For a 2003 GMC Sierra 3500, our most popular Dorman Differentials include:
Rear Differential Cover
from $77.99
(2)
Rear Differential Cover
Differential Covers

FAQs for 2003 GMC Sierra 3500 Differentials

What are the most purchased Differentials for the 2003 GMC Sierra 3500?

Out of 176 Differentials for the 2003 GMC Sierra 3500, 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
3 Qt - Penzoil 80W90 Conventional Gear Oil
from $44.99
This product is not rated
3 Qt – Penzoil 80W90 Conventional Gear Oil
Differential Oil
Differential Cover B
from $7.99
This product is not rated
Differential Cover B
Differential Cover Bolts

What are the top-rated 2003 GMC Sierra 3500 Differentials?

Top-rated Differentials for your 2003 GMC Sierra 3500 based on customer reviews/ratings are:
Multi Purpose Seal
from $34.99
(8)
Multi Purpose Seal
“Nicely made. Heavy duty-just like factory parts.”
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.”