Shop Buick Century Drive Axle Assembly (Rear). 2.7, 3.0, 5.3, 6.2 LITER, 9.50, w/limited slip, 3.42 Ratio, Slip - OEM Buick Part # 87821643

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.

Sierra; 9.50" Ring Gear; 3.42" Ratio; w/Limited Slip; w/o Performance Pkg.. Silverado.