Shop Buick Century Drive Shaft. Shaft Assembly - Prop. Silverado, Sierra; One-Piece; RWD; 8' 0" Box AXLE, DIFFERENTIAL - OEM Buick Part # 84907489 (84129122, 85666973)

9. 76" Ring Gear; 2. 7L; W/LIMITED Slip. 9. 76" Ring Gear; 2. 7L; W/O Limited Slip. 9. 76" Ring Gear; 4. 3L. 9. 76" Ring Gear; 5. 3L; W/LIMITED Slip. 9. 76" Ring Gear; 5. 3L; W/O Limited Slip. 9. 76" Ring Gear; 6. 2L; W/LIMITED Slip. 9. 76" Ring Gear; 6. 2L; W/O Limited Slip. AA6M. AA6N. AA6P. ACC3. Accu. Accy. Acfg. Acfk. Achx. Crew Cab; 2.7L. Crew Cab; 3.0L Diesel; 3.23 Ratio. Crew Cab; 3.0L Diesel; 3.73 Ratio. Crew Cab; 4.3L. Crew Cab; 5.3L (L82). Crew Cab; 5.3L (L84); 3.23 Ratio. Crew Cab; 5.3L (L84); 3.42 Ratio. Crew Cab; 6.2L. Double Cab; 2.7L. Double Cab; 3.0L Diesel; 3.23 Ratio.

Regular Cab; 2.7L. Sierra; One-Piece; RWD; 8' 0" Box. Silverado.