Shop Buick Century Differential Side Gear Thrust Washer. All Models; SIDE WASHER. All Models; SIDE Slip, Models, ESV, XL - OEM Buick Part # 3977345 (03977345)

1 Ton; 10. 50. 1 Ton; 11. 50; 1 Ton. 1 Ton; 11. 50; 3/4 Ton. 1 Ton; 9. 50. 1 Ton; Crew Cab; 1 Piece; 153" Wheelbase. 1 Ton; Crew Cab; 2 Piece; 153" Wheelbase; Auto TRANS. 1 Ton; Crew Cab; 2 Piece; 153" Wheelbase; Manual Trans; W/6 Speed. 1 Ton; Crew Cab; 2 Piece; 153" Wheelbase; Manual Trans; W/O 6 Speed. 1 Ton; Crew Cab; 2 Piece; 167" Wheelbase. 1 Ton; Extended Cab; 1 Piece; 143" Wheelbase; Front; W/6 Speed. 1 Ton; Extended Cab; 1 Piece; 143" Wheelbase; Front; W/O 6 Speed. 1 Ton; Extended Cab; 1 Piece; 143" Wheelbase; Rear; W/6 Speed. 1 Ton; Extended Cab; 1 Piece; 143" Wheelbase; Rear; W/O 6 Speed. 1 Ton; Extended Cab; 1 Piece; 157" Wheelbase. 1 Ton; Extended Cab; 2 Piece; Manual Trans; 5 Speed. 1 Ton; Extended Cab; 2 Piece; Manual Trans; 6 Speed. 1 Ton; Standard Cab; 1 Piece; W/6 Speed. 1 Ton; Standard Cab; 1 Piece; W/O 6 Speed. 11. 50; W/LIMITED Slip. 11. 50; W/O Limited Slip. 8. 625; 3. 08 Ratio. 8. 625; 3. 23 Ratio. 8. 625; 3. 42 Ratio. 8. 625; 3. 73 Ratio. 8. 625; 4. 10 Ratio. 8. 625; Left.

All Models; w/o Limited Slip; 10.50.

Express. Savana; 3.23 Ratio. Savana; 3.42 Ratio. Savana; 3.73 Ratio. Savana; 4.10 Ratio. Savana; Front. Savana; Pinion Washer. Savana; Rear. Savana; Side Washer. Savana; w/4L60E Trans. Savana; w/4L80E Trans. Savana; w/Limited Slip; Left. Savana; w/Limited Slip; Right; Cam Faced. Savana; w/Limited Slip; Right; Splined. Savana; w/o Limited Slip.

Express. Savana; Side Washer.

Express. Passenger Van; 135" Wheelbase. Passenger Van; 155" Wheelbase; Front. Passenger Van; 155" Wheelbase; Rear. Passenger Van; 155" Wheelbase; Yoke Kit. Savana; 1 Ton; 10.50. Savana; 1 Ton; 12 Bolt. Savana; 1 Ton; 139" Wheelbase; Cargo. Savana; 1 Ton; 139" Wheelbase; Commercial Cutaway; Dual Rear Wheel. Savana; 1 Ton; 139" Wheelbase; Commercial Cutaway; Single Rear Wheel; 4L80E Trans. Savana; 1 Ton; 139" Wheelbase; Commercial Cutaway; Single Rear Wheel; 4L85E Trans. Savana; 1 Ton; 14 Bolt. Savana; 1 Ton; 155" Wheelbase; 1 Piece Driveshaft. Savana; 1 Ton; 155" Wheelbase; 2 Piece Drive Shaft; Center. Savana; 1 Ton; 155" Wheelbase; 2 Piece Drive Shaft; Front. Savana; 1 Ton; 155" Wheelbase; 2 Piece Drive Shaft; Rear. Savana; 1 Ton; 159" Wheelbase; 1 Piece Drive Shaft. Savana; 1 Ton; 159" Wheelbase; 2 Piece Drive Shaft; Center. Savana; 1 Ton; 159" Wheelbase; 2 Piece Drive Shaft; Front. Savana; 1 Ton; 159" Wheelbase; 2 Piece Drive Shaft; Rear. Savana; 1 Ton; 177" Wheelbase; 1 Piece Drive Shaft. Savana; 1 Ton; 177" Wheelbase; Center. Savana; 1 Ton; 177" Wheelbase; Front. Savana; 1 Ton; 177" Wheelbase; Rear. Savana; 1 Ton; 9.50. Savana; 1 Ton; 9.75.

Express. Savana; SIDE WASHER; w/o Limited Slip; 10.50.