Shop OEM General Motors Part # 23145791 (12479316, 19180885, 23114029, 31025169). Differential Ring and Pinion. All Models; 3.73 Ratio. All Models; 8.50, 8.625; 3.73 Ratio. Avalanche, Escalade EXT; 8.625; 3.73 Ratio

Blazer/Sonoma/S10; 2WD. Blazer/Sonoma/S10; 3.42 Ratio; 2WD; w/Limited Slip. Blazer/Sonoma/S10; 3.42 Ratio; 2WD; w/o Limited Slip. Blazer/Sonoma/S10; 3.42 Ratio; 4WD. Blazer/Sonoma/S10; 3.73 Ratio. Blazer/Sonoma/S10; 4WD. Blazer/Sonoma/S10; Left. Blazer/Sonoma/S10; Right. Blazer/Sonoma/S10; w/o Positraction. Blazer/Sonoma/S10; w/Positraction. Blazer; 2 Door; 2WD; w/High Wider Pkg.; Front. Blazer; 2 Door; 2WD; w/High Wider Pkg.; Rear. Blazer; 2 Door; 2WD; w/o High Wider Pkg.. Blazer; 2 Door; 4WD; Front. Blazer; 2 Door; 4WD; Rear. Blazer; 2WD; 3.42 Ratio. Blazer; 2WD; 3.73 Ratio. Blazer; 4 Door. Blazer; 4WD; 3.42 Ratio. Blazer; 4WD; 3.73 Ratio. S-Series; 3.08 Ratio. S-series; 3. 42 Ratio; BLAZER/SONOMA/S10. S-series; 3. 73 Ratio; BLAZER/SONOMA/S10. S-Series; All. S-Series; Left. S-Series; Right.

S-Series; 3.73 Ratio. S-Series; 3.73 Ratio; Blazer/Sonoma/S10.

All Models; 1st Design. All Models; 2.73 Ratio. All Models; 2nd Design. All Models; 2WD. All Models; 3.08 Ratio. All Models; 3.42 Ratio. All Models; 3.73 Ratio. All Models; 4.10 Ratio. All Models; 4WD. All Models; Left. All Models; Right. All Models; w/Limited Slip; Left. All Models; w/Limited Slip; Pinion Gears. All Models; w/Limited Slip; Right. All Models; w/Limited Slip; Side Gears; Left. All Models; w/Limited Slip; Side Gears; Right. All Models; w/o Limited Slip.

All Models; 3.73 Ratio.

All Models; 113" Wheelbase; 4L60E Trans. All Models; 113" Wheelbase; 4L70E Trans; 4.10 Ratio. All Models; 129" Wheelbase. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.42 & 3.73 Ratio; 4.2L. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.42 & 3.73 Ratio; 5.3L. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; 4.2L; w/Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; 4.2L; w/o Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; w/4.2L. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; w/Limited Slip; w/o Positraction. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; w/Limited Slip; w/Positraction. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; w/o 4.2L. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; w/o Limited Slip; 4.2L. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; w/o Limited Slip; 5.3L. Bravada/Envoy/Trailblazer; 113" Wheelbase; 4.10 Ratio; w/4L70E Trans. Bravada/Envoy/Trailblazer; 113" Wheelbase; 4.10 Ratio; w/Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; 4.10 Ratio; w/o 4L70E Trans. Bravada/Envoy/Trailblazer; 113" Wheelbase; 4.10 Ratio; w/o Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; 4L60E Trans. Bravada/Envoy/Trailblazer; 113" Wheelbase; 4L70E Trans; 4.10 Ratio. Bravada/Envoy/Trailblazer; 113" Wheelbase; Left; 3.42 Ratio; w/Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; Left; 3.42 Ratio; w/o Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; Left; 3.73 Ratio; w/Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; Left; 3.73 Ratio; w/o Limited Slip; 4.2L. Bravada/Envoy/Trailblazer; 113" Wheelbase; Left; 4.10 Ratio; 4L60E Trans. Bravada/Envoy/Trailblazer; 113" Wheelbase; Left; 4.10 Ratio; 4L70E Trans. Bravada/Envoy/Trailblazer; 113" Wheelbase; Right; 3.42 Ratio; w/Limited Slip.

S-Series; 3.73 Ratio; Bravada/Envoy/Trailblazer; 113" Wheelbase; w/Limited Slip; w/o Positraction. S-Series; 3.73 Ratio; Bravada/Envoy/Trailblazer; 113" Wheelbase; w/o Limited Slip; 5.3L. S-Series; 3.73 Ratio; Bravada/Envoy/Trailblazer; 129" Wheelbase. S-Series; 3.73 Ratio; Rainier; w/Limited Slip; w/o Positraction. S-Series; 3.73 Ratio; Rainier; w/o Limited Slip; 5.3L.

2WD; Chassis Pkg.. 2WD; Sport Chassis Pkg.. 3. 7L. 4WD/OFF Road Pkg. ; 2. 9. 4WD/OFF Road Pkg. ; 5. 3L. Canyon. Colorado; 1 Piece Drive Shaft; Front. Colorado; 1 Piece Drive Shaft; Rear. Colorado; 2 Piece Drive Shaft; Center. Colorado; 2 Piece Drive Shaft; Front. Colorado; 2 Piece Drive Shaft; Rear. Colorado; 2.9L. Colorado; 2WD; Extended & Crew Cab; 1 Piece Drive Shaft. Colorado; 2WD; Extended & Crew Cab; 2 Piece Drive Shaft; 1st Design. Colorado; 2WD; Extended & Crew Cab; 2 Piece Drive Shaft; 2nd Design. Colorado; 2WD; Standard Cab; 111.2 Wheelbase. Colorado; 2WD; Standard Cab; 125.9 Wheelbase; 1 Piece Drive Shaft. Colorado; 2WD; Standard Cab; 125.9 Wheelbase; 2 Piece Drive Shaft. Colorado; 2WD; w/o Off Road Pkg.; Left. Colorado; 2WD; w/o Off Road Pkg.; Right. Colorado; 2WD; w/Off Road Pkg.; Left. Colorado; 2WD; w/Off Road Pkg.; Right. Colorado; 3.42 Ratio; 5.3L. Colorado; 3.73 Ratio. Colorado; 4.10 Ratio; 5.3L. Colorado; 4WD; Left.

Canyon. Colorado; 3.73 Ratio.

AACT. AACY. Crew Cab; 1/2 Ton. Crew Cab; 3/4 Ton. RY7. Sierra; 10.50; 3.73 Ratio. Sierra; 10.50; 4.10 Ratio. Sierra; 10.50; Left. Sierra; 10.50; Right. Sierra; 10.50; w/Limited Slip. Sierra; 10.50; w/o Limited Slip. Sierra; 11.50; 3.73 Ratio. Sierra; 11.50; 4.10 Ratio. Sierra; 11.50; w/Dual Rear Wheels. Sierra; 11.50; w/Limited Slip. Sierra; 11.50; w/o Dual Rear Wheels; 12000 lb Towing Capacity. Sierra; 11.50; w/o Dual Rear Wheels; 9900 lb Towing Capacity. Sierra; 11.50; w/o Limited Slip. Sierra; 1500 Series; One Piece; 2WD; 4L60E Trans; Crew Cab. Sierra; 1500 Series; One Piece; 2WD; 4L60E Trans; Standard Cab; 119.0". Sierra; 1500 Series; One Piece; 2WD; 4L60E Trans; Standard Cab; 133.0"; w/o Spd. Meter Calb.. Sierra; 1500 Series; One Piece; 2WD; 4L60E Trans; Standard Cab; 133.0"; w/Spd. Meter Calb.. Sierra; 1500 Series; One Piece; 2WD; 4L70E Trans. Sierra; 1500 Series; One Piece; 2WD; 6L80 Trans; 5.3L. Sierra; 1500 Series; One Piece; 2WD; 6L80 Trans; 6.2L. Sierra; 1500 Series; One Piece; 4WD; 4L60E.

8.625; 3.73 Ratio. Sierra; 8.50. Silverado.