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2003 GMC Sierra 3500
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OEM (Genuine) 2003 GMC Sierra 3500 Differential Case
PartNumber: 15801501
Product Specifications- Notes: All Models; 1/2 Ton; W/O Crew Cab
- Other Names: Differential Case
- Item Dimensions: 8.3 x 7.4 x 7.7 inches
- Item Weight: 13.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 26018131
- Part Description: 2003 GMC Sierra 3500 Differential Case
Vehicle Fitment- 2003 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
$303.70 MSRP:$502.65You Save: $198.95 (40%)OEM (Genuine) 2003 GMC Sierra 3500 Differential Case
PartNumber: 84558493
Product Specifications- Other Names: Differential Case
- Item Dimensions: 22.9 x 20.2 x 23.2 inches
- Item Weight: 78.00 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 84990311
- Part Description: 2003 GMC Sierra 3500 Differential Case
Vehicle Fitment- 2003 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
$1232.31 MSRP:$1660.80You Save: $428.49 (26%)OEM (Genuine) 2003 GMC Sierra 3500 Differential Case
PartNumber: 26067357Product Specifications- Notes: All Models; 10.50; W/O Limited Slip
- Other Names: Carrier, Differential Case
- Item Dimensions: 13.8 x 13.4 x 11.2 inches
- Item Weight: 25.50 Pounds
- Fitment Type: Direct Replacement
- Replaces: 06258336, 6258336
- Part Description: 2003 GMC Sierra 3500 Differential Case
Vehicle Fitment- 2003 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
$607.64 MSRP:$818.93You Save: $211.29 (26%)OEM (Genuine) 2003 GMC Sierra 3500 Differential Case
PartNumber: 14038087Product Specifications- Notes: All Models; 1/2 Ton; W/Crew Cab;All Models; 3/4, 1 Ton; All Models; 9.50; W/O Limited Slip
- Item Dimensions: 13.3 x 12.2 x 12.2 inches
- Item Weight: 21.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 85106136
- Part Description: 2003 GMC Sierra 3500 Differential Case
Vehicle Fitment- 2003 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
$448.98 MSRP:$743.12You Save: $294.14 (40%)OEM (Genuine) 2003 GMC Sierra 3500 Differential Case Assembly (W/Side & Pinion Gears) "Enhance Gears"
PartNumber: 19244836
Product Specifications- Notes: All Models; 8.50, 8.625
- Other Names: Differential Case
- Item Dimensions: 15.2 x 11.9 x 11.6 inches
- Item Weight: 17.60 Pounds
- Fitment Type: Direct Replacement
- Replaces: 26060748, 12471540
- Part Description: 2003 GMC Sierra 3500 Differential Case Assembly (W/Side & Pinion Gears) "Enhance Gears"
Vehicle Fitment- 2003 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
$608.71 MSRP:$966.47You Save: $357.76 (38%)OEM (Genuine) 2003 GMC Sierra 3500 Differential Case
PartNumber: 22849885Product Specifications- Notes: All Models; 10.50; W/Limited Slip;All Models; 9.50; W/Limited Slip
- Other Names: Differential, Differential Case
- Item Dimensions: 13.6 x 12.2 x 12.1 inches
- Item Weight: 29.30 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12471387, 12471410, 26039771
- Part Description: 2003 GMC Sierra 3500 Differential Case
Vehicle Fitment- 2003 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
OEM (Genuine) 2003 GMC Sierra 3500 Axle Asm-Front (4.10 Ratio)
PartNumber: 25931925
Product Specifications- Notes: 4WD, All
- Other Names: Differential Assembly, Differential Carrier
- Item Dimensions: 27.9 x 19.0 x 13.9 inches
- Item Weight: 120.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15162654, 25807897, 15123423, 10382292, 15189825, 15852369
- Part Description: 2003 GMC Sierra 3500 Axle Asm-Front (4.10 Ratio)
Vehicle Fitment- 2003 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
OEM (Genuine) 2003 GMC Sierra 3500 Differential Assembly
PartNumber: 22844641Product Specifications- Notes: All Models; W/O Limited Slip; 11.50
- Other Names: Differential Case, Gear Kit
- Item Dimensions: 13.8 x 12.1 x 12.3 inches
- Item Weight: 46.30 Pounds
- Fitment Type: Direct Replacement
- Replaces: 20965508, 15898634, 12471444
- Part Description: 2003 GMC Sierra 3500 Differential Assembly
Vehicle Fitment- 2003 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
OEM (Genuine) 2003 GMC Sierra 3500 Differential Case Assembly
PartNumber: 26091711Product Specifications- Notes: All Models; 9.75
- Other Names: Differential Case
- Item Dimensions: 13.2 x 12.8 x 10.9 inches
- Item Weight: 33.80 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2003 GMC Sierra 3500 Differential Case Assembly
Vehicle Fitment- 2003 GMC Sierra 3500 | Base, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
FAQ for Differential Repair
Q: How to install the differential fluid?
A:
You can install a new gasket and the rear axle housing cover, the new rear axle housing cover bolts, tighten the bolts to 40 Nm (30 ft. lbs.), install the rear axle fill plug, tighten the rear axle fill plug to 33 Nm (24 ft. lbs.).
By Bob
GM Specialist
01/11/2022Q: How to install the fluid?
A:
You can install the rear axle drain plug, tighten the rear axle drain plug to 33 Nm (24 ft. lbs.), and install the seal and the fill plug.
By Bob
GM Specialist
01/11/2022Q: What is the recommended lubricant level?
A:
The lubricant level should be between 0-10 mm (0-0.4 inch) below the fill plug opening.
By Bob
GM Specialist
01/11/2022Q: How to remove the differential fluid?
A:
You can remove the rear axle fill plug, the rear axle housing cover bolts, and the rear axle housing cover, drain the lubricant into a suitable container, remove any gasket material from the rear axle housing, and inspect the bottom of the rear axle housing.
By Bob
GM Specialist
01/11/2022Q: What is the service and repair procedure for the differential fluid?
A:
You can inspect the front axle for leaks, remove the front differential carrier shield, and the front axle fill plug, inspect the oil level, install the fill plug, and tighten the plug to 33 Nm (24 ft. lbs.).
By Bob
GM Specialist
01/11/2022Q: How to remove the fluid?
A:
You can remove the rear axle fill plug, the fill plug, and the rear axle drain plug, drain the lubricant into a suitable container, and inspect the drain plug for excessive metal particle accumulation.
By Bob
GM Specialist
01/11/2022Q: How to remove the lubricant?
A:
You can remove the front differential carrier shield, the fill plug, and the drain plug, and drain the fluid from the front differential carrier assembly.
By Bob
GM Specialist
01/11/2022Q: What is the service and repair procedure for the fluid?
A:
You can inspect the rear axle for leaks, remove the rear axle till plug, inspect the lubricant level, install the rear axle fill plug, and tighten the rear axle fill plug to 33 Nm (24 ft. lbs.).
By Bob
GM Specialist
01/11/2022Q: What is the recommended oil level?
A:
The oil level should be between 0-10 mm (0-0.375 inch) below the fill plug opening.
By Bob
GM Specialist
01/11/2022Q: How to install the lubricant?
A:
You can install the drain plug, tighten the drain plug to 33 Nm (24 ft. lbs.), install the fill plug, tighten the fill plug to 33 Nm (24 ft. lbs.), and install the front differential carrier shield.
By Bob
GM Specialist
01/11/2022See more FAQs (5)