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2003 GMC Sierra 3500

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EnginePer VehiclePositionFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
Rear Differential
 
11.5 In. Ring Gear
American Axle
w/30 mm U-Joint Bearing Cap
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
Rear Differential 11.5 In. Ring Gear
American Axle
w/30 mm U-Joint Bearing Cap

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 161.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 161.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 185.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 185.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 161.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 161.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 185.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/DAMPENER. USED W/35MM DIA U-JOINT BRG CUPS
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 185.5 In.

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
3.73R(GT4), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES UC7,UC8
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 3.73R(GT4), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES UC7,UC8
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
3.73R(GT4), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES UC7,UC8
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 3.73R(GT4), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES UC7,UC8
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
3.73R(GT4), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES UC7,UC8
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 3.73R(GT4), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES UC7,UC8
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES AK2,AK3,AK7,MB7,MB8,PC4,PC5,UA5,UA6,UA7,UA8,WF2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES AK2,AK3,AK7,MB7,MB8,PC4,PC5,UA5,UA6,UA7,UA8,WF2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES AK2,AK3,AK7,MB7,MB8,PC4,PC5,UA5,UA6,UA7,UA8,WF2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES AK2,AK3,AK7,MB7,MB8,PC4,PC5,UA5,UA6,UA7,UA8,WF2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES AK2,AK3,AK7,MB7,MB8,PC4,PC5,UA5,UA6,UA7,UA8,WF2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 161.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES AK2,AK3,AK7,MB7,MB8,PC4,PC5,UA5,UA6,UA7,UA8,WF2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 161.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES AK2,AK3,AK7,MB7,MB8,PC4,PC5,UA5,UA6,UA7,UA8,WF2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES AK2,AK3,AK7,MB7,MB8,PC4,PC5,UA5,UA6,UA7,UA8,WF2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES AK2,AK3,AK7,MB7,MB8,PC4,PC5,UA5,UA6,UA7,UA8,WF2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 185.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES AK2,AK3,AK7,MB7,MB8,PC4,PC5,UA5,UA6,UA7,UA8,WF2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 185.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES FX9,FY0,FY1,FY2,FY3,FY5,FY7,FZ1,FZ2,FZ3,FZ4,FZ5,FZ9,GW3,GW4,GW6,GW8,GX5,GX6,GX7,GX8,GX9,GY0,MB5,MB6,MB8,RH1,RN0,UC3,UC4
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES FX9,FY0,FY1,FY2,FY3,FY5,FY7,FZ1,FZ2,FZ3,FZ4,FZ5,FZ9,GW3,GW4,GW6,GW8,GX5,GX6,GX7,GX8,GX9,GY0,MB5,MB6,MB8,RH1,RN0,UC3,UC4
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES GX3,GX4,GX5,GX6,GX7,GX8,GX9,GY0,GY1
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES GX3,GX4,GX5,GX6,GX7,GX8,GX9,GY0,GY1
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODE UB1,UB2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODE UB1,UB2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODE UB1,UB2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODE UB1,UB2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODE UB1,UB2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODE UB1,UB2
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES RH0,RH1,RH2,RH3,RK1,RK2,RK3,RN1,RN2,RN3,RU0,RU1,RU2,RU3,RW0,RW1,RW2,RW3,RX0,RX1,RX2,RX3,SY2,SY3
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
USED ON AXLE W/CODES RH0,RH1,RH2,RH3,RK1,RK2,RK3,RN1,RN2,RN3,RU0,RU1,RU2,RU3,RW0,RW1,RW2,RW3,RX0,RX1,RX2,RX3,SY2,SY3
W/DAMPENER. USED W/30MM DIA U-JOINT BRG CUPS
Power Brakes
Front Disc
Rear Disc

1 Per Vehicle
On Sale:

$639.69

Avail:
10 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 161.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 161.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 185.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV USED ON AXLE W/CODES GW5, GW6, GW7, GW8, GW9, GX0, GX1, GX2, GY2, GY3, GY4, GY5, GY6, RA4, RJ2, RJ3, RL1, RL2, RL3, RM2, RM3, UC0, UC6
3.73R(GT4), 4.10R(GT5), 12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 185.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 133.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 157.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 161.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 161.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 167.0 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 185.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/AXLE CODES FY4,FY6,FY8,FY9,FZ0,FZ6,FZ8,FX0,FX1,FX2,FX3,GW5,GX0,GX4,GY2,GY4,GY6,RJ0,RJ1,RM1,RY0,RY1,RY2,RY3,RZ0,RZ1,RZ2,RZ3,SS0,SS1,SS2,SS3,SY0,
TK0,TK1,UA3
12,000 lb Hydraulic Power Brakes, 11.50 RING GEAR DANA
Power Brakes
Front Disc
Rear Disc
Wheel Base 185.5 In.

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehiclePositionFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
Front Differential
 
4WD
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
Front Differential 4WD

1 Per Vehicle
Displaying 1 to 5 (of 5 products)