Shop 1984 Buick Century Differential. 4WD, SUPPLIER SU4, 3.42 ratio. Sierra; w/o AT4X; 3:42 Ratio Ratio, SUPPLIER, Boss - OEM Buick Part # 84557636 (84514361, 84605753)

Aaft. Aagl. Aamc; From vin 139933. Aamc; To vin 139933. Aapv. Aapw. Aarr. AT4X; Supplier A (SU4); 3.23 Ratio. AT4X; Supplier A (SU4); 3.42 Ratio. AT4X; Supplier A (SU4); 3.73 Ratio. AT4X; Supplier B (SU5); 3.23 Ratio. AT4X; Supplier B (SU5); 3.42 Ratio. AT4X; w/Lifted Suspension. AT4X; w/o Lifted Suspension; Fort Wayne Built. AT4X; w/o Lifted Suspension; Oshawa Built. AT4X; w/o Lifted Suspension; Silao Built. AT4X; W/O Lifted Suspension; W/O Performance Pkg. ; From vin 169294. AT4X; W/O Lifted Suspension; W/O Performance Pkg. ; To vin 169293. AT4X; w/o Lifted Suspension; w/Performance Pkg.; Fort Wayne Built. AT4X; w/o Lifted Suspension; w/Performance Pkg.; Oshawa Built. AT4X; w/o Lifted Suspension; w/Performance Pkg.; Silao Built. INTERMEDIATE DRIVE; Sierra; Left. INTERMEDIATE DRIVE; Sierra; Right. Sierra; 2.7L. Sierra; 3.0L Diesel. Sierra; 4.3L.

Sierra; w/o AT4X; 3:42 Ratio. Silverado; w/Trail Boss; 3:42 Ratio.