Differentials & Parts for 2003 GMC Sierra 2500
Select Differentials & Parts part
Differential
ACDelco
22849885
GM Genuine Parts Differential Carriers are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM...
$1,381.54
Fits Your Vehicle
Multi-Purpose Wiring Connector
ACDelco
PT114
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$44.40
Fits Your Vehicle
Multi-Purpose Gasket
ACDelco
26067159
GM Genuine Parts Axle Housing Cover Gaskets are designed, engineered, and tested to rigorous standards, and are backed by General Motors....
Positions: Rear
$13.61
Fits Your Vehicle
Tapered Bearing Cup
TIMKEN
NP099285
Both The Inner (Cone) And Outer (Cup) Should Be Replaced At The Same Time To Maximize Reliability And Life Tapered Roller Bearing Cup...
Positions: Rear Outer
$27.61
Fits Your Vehicle
Wiring Pigtail
ACDelco
PT2882
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$44.79
Fits Your Vehicle
Front Differential Drive Pinion Gear Seal
GM
23270117
Helps ensure differential fluid does not leak out of your vehicle's differential
This GM Genuine Part is designed, engineered, and...
$10.24
MSRP $30.85
Save $20.61
66.8% Off 
Differential Side and Pinion Gear Kit
GM
19178111
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$441.07
MSRP $912.05
Save $470.98
51.6% Off 
Front Drive Axle Inner Shaft Bearing
GM
26066885
Tahoe, Yukon, Escalade. For Intermediate Shaft. Yukon XL, Suburban. Escalade ESV. Avalanche, Escalade EXT. Silverado, sierra hybrid. All...
Differential Ring and Pinion Gear
GM
23145790
All models. 8.50, 8.625. 3.42 ratio. Ring Gear 8.625". Drive Ratio 3.08. Avalanche, Escalade EXT. 8.625. 3.08 ratio. Yukon XL, Suburban....
Front Differential Side and Pinion Gear
GM
84526163
Without crew cab. All models. 1/2 ton. Tahoe, Yukon, Escalade. Yukon XL, Suburban. Escalade ESV. Avalanche, Escalade EXT. Kit....
Differential Ring and Pinion Gear
GM
23145791
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts...
Differential Pinion Bearing Spacer
GM
14012691
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Differential Side and Pinion Gear Kit
ACDelco
12471687
GM Genuine Parts Differential Carrier Gear Kits are designed, engineered, and tested to rigorous standards, and are backed by General...
Fits Your Vehicle
Tapered Brg Assy
TIMKEN
SET42
Both The Inner (Cone) And Outer (Cup) Should Be Replaced At The Same Time To Maximize Reliability And Life Tapered Roller Bearing Cone...
Positions: Front, Rear
$54.38
Fits Your Vehicle
Tapered Bearing Cup
TIMKEN
382A
Both The Inner (Cone) And Outer (Cup) Should Be Replaced At The Same Time To Maximize Reliability And Life Tapered Roller Bearing Cup...
Positions: Rear, Rear Inner
$15.31
Fits Your Vehicle
Tapered Bearing Cup
TIMKEN
HM807010
Both The Inner (Cone) And Outer (Cup) Should Be Replaced At The Same Time To Maximize Reliability And Life Tapered Roller Bearing Cup...
Positions: Rear Inner
$28.36
Fits Your Vehicle
Seal
TIMKEN
710508
Vent Holes Allow Lubricants To Flow Freely Around The Seal Lip - Cooling Seal Components And Removing Heat Build-Up Grease/Oil Seal...
Positions: Rear, Rear Outer
$30.02
Fits Your Vehicle
Differential Bearing Spacer
ACDelco
12479162
GM Genuine Parts Differential Pinion Bearing Spacers are designed, engineered, and tested to rigorous standards, and are backed by...
Positions: Front
$12.01
Fits Your Vehicle
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