2003 Chevrolet Silverado 2500 HD Differentials

Essential 2003 Chevrolet Silverado 2500 HD Differentials

Motive Gear – Differential Carrier (Part No.6258340)

Differential Carrier

from

$205.99


Product Features:
  • GM10.5″ 14 BOLT OPEN EMPTY CASE 4:56 & UP
See More

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
See More

Yukon Gear – Differential Parts K (Part No.12090)

Differential Parts K

from

$123.99
Differential Parts K

Yukon Gear – Axle Shaft (Part No.21848)

Axle Shaft

from

$256.99
Axle Shaft

National – Bearings (Part No.M804010)

Bearings

from

$25.49
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
See More

Valvoline – ATF for Mercon®V Applications Conventional, 1 Quart (Part No.822345)

ATF for Mercon®V Applications Conventional, 1 Quart

from

$12.99
Valvoline ATF for MERCON®V Applications is a high-quality transmission fluid meeting and exceeding the requirements of the Ford Mercon V specification which covers most Ford passenger cars and light-duty trucks (except those specifying MERCON®SP, MERCON®LV or Type F fluids), including Lincoln and Mercury, as well as most pre-2006 GM vehicles and many imports. Recommended for use in the following applications: MERCON®V, MERCON®, DEXRON®-III, DEXRON®-II, Caterpillar TO-2, Allison C-4. Other applications include Power steering fluid where a DEXRON® or MERCON® fluid is recommended. Suitable to use in Nissan Matic D, Matic J and Matic K.

Product Features:
  • Formulated with premium base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer
  • Developed with anti-wear technology to help improve transmission durability
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
See More

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
See More

Yukon Gear – 14T Side Gear Thrust Washer (Part No.33383)

14T Side Gear Thrust Washer

from

$7.99
14T side gear Thrust washer.

Product Features:
  • Side gear thrust washer
  • Fits GM 10.5″ 14 bolt truck
See More

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
See More

Yukon Gear – Dura Grip Positraction For 10.5" GM 14 Bolt Truck, 4.10 & Down (Part No.26030)

Dura Grip Positraction For 10.5" GM 14 Bolt Truck, 4.10 & Down

from

$1110.00
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 10.5″ 14 bolt truck
  • 4.10 ratio and down only
  • 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 – 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

from

$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
See More

Spartan – Drive Axle Assembly; GM 2500 99-07 Axle GT4 (Part No.RAX1957A)

Drive Axle Assembly; GM 2500 99-07 Axle GT4

from

$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
See More

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
See More

National – Bearings (Part No.LM102910)

Bearings

from

$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
See More

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
See More

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

Differential Carrier Gear Kit

from

$176.99


Product Features:
  • GM9.5″ INTERNAL KIT (OPEN) 33 SPL. FRONT & REAR
See More

aFe POWER – Differential Cover (Part No.46-71061B)

Differential Cover

from

$414.99
aFe Power’s new rear differential cover brings performance engineering to the protection of your axle’s differential. This differential cover is constructed out of durable cast aluminum with reinforced ribs for maximum strength. This cover comes with all necessary hardware for easy installation. Pro Series differential covers include an oil level sight glass and magnetic deep reach fill plug. This cover is finished with black powder-coating and machined fins for a distinctive look. PRO Guard D2 Synthetic 75W-90 Gear Oil: The supplied gear oil (4 quarts) exceeds the performance requirements of API GL-5 recommended for both open and limited slip applications. Increased Oil Capacity: This cover has an increased oil capacity over stock for better performance over a longer duration. Built-in Internal/External Fins: Built-in internal and external fins transfer heat from the oil to the outside air for maximum cooling. Magnetic Plugs: This system incorporates a magnetic drain and deep reach fill plug to capture loose particles for maximum protection. Calibration Plug: Calibration plug set to the factory oil level to eliminate overfilling. Oil Level Sight Glass: A pre-installed oil level sight glass allows quick and easy oil inspection. When it comes to engineering for power, performance, protection and value, aFe Power is the only choice.

Product Features:
  • Durable Cast Aluminum
  • Magnetic Drain and Fill Plugs Capture Loose Particles
  • Calibration Plug Set to Factory Fill Level Eliminates Overfilling
  • Oil Level Sight Glass for Quick/Easy Inspection
See More

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
See More

Yukon Gear – 11.5" GM & Chrysler Crush Sleeve (Part No.33098)

11.5" GM & Chrysler Crush Sleeve

from

$74.99
11.5″ GM & Chrysler crush sleeve. Approx 0.935″ long.

Product Features:
  • Crush sleeve for GM and Chrysler 11.5″
  • 0.935″ tall
See More

Motive Gear – Ring Gear Bolt (Part No.331421)

Ring Gear Bolt

from

$9.99
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both o
See More

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″
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

Yukon Gear – Differential Cover B (Part No.33572)

Differential Cover B

from

$7.99
Differential Cover B

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

USA Standard Gear – Standard Spider Gear Set For 33 Spline GM 9.5" And Pre ’06 GM 9.25IFS (Part No.39029)

Standard Spider Gear Set For 33 Spline GM 9.5" And Pre '06 GM 9.25IFS

from

$214.99
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.
See More

Motive Gear – Differential Gear Install Kit (Part No.GM9.2IKFL)

Differential Gear Install Kit

from

$52.99


Product Features:
  • MINI INSTALL KIT GM9.2IFS 98 & ON
See More

Dorman – Help – Differential Shaft Lock Bolt (Part No.81048)

Differential Shaft Lock Bolt

from

$5.99
This differential pinion shaft lock bolt is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this differential pinion shaft lock bolt matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bolt is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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

2003 Chevrolet Silverado 2500 HD Differentials

Maybe you’re in the middle of a full rebuild of that 2003 Chevrolet Silverado 2500 HD. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 261 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 Chevrolet Silverado 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 Chevrolet Silverado 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 Chevrolet Silverado 2500 HD, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 10,314 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 Chevrolet Silverado 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 Chevrolet Silverado 2500 HD Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Chevrolet Silverado 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 Silverado 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 Chevrolet Silverado 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 Chevrolet Silverado 2500 HD Differentials

What are the most purchased Differentials for the 2003 Chevrolet Silverado 2500 HD?

Out of 261 Differentials for the 2003 Chevrolet Silverado 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 Chevrolet Silverado 2500 HD Differentials?

Top-rated Differentials for your 2003 Chevrolet Silverado 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.”