Shop OEM General Motors Part # 23418972 (22760956, 23152494, 23251164). Drive Shaft. Shaft Assembly - Prop. Sierra, Silverado; 4WD; Standard Box; Crew, Extended Cab; 5.3L, 6.2L. Rear axle. differential

3. 73 Ratio. 9. 75 Ratio. 9. 75; 4. 3L; 3. 23 Ratio. 9. 75; 4. 3L; 3. 42 Ratio. 9. 75; 5. 3L; W/ENHANCED Towing Pkg.. 9. 75; 5. 3L; W/O Enhanced Towing Pkg. ; 3. 08 Ratio. 9. 75; 5. 3L; W/O Enhanced Towing Pkg. ; 3. 42 Ratio. 9. 75; 6. 2L. Extended Cab; 4.3L. Extended Cab; 5.3L. Sierra. Standard Box; 4.3L. Standard Box; 5.3L; 3.08 Ratio. Standard Box; 5.3L; 3.42. Standard Box; 6.2L.

6.2L. Extended Cab; 5.3L. Sierra. Silverado; 4WD; Standard Box; Crew.