Shop 1991 Buick Century DIFFERENTIAL CASE. Canyon, Colorado. S-Series; w/Limited Slip; Bravada/Envoy Ratio, Slip, Wheelbase - OEM Buick Part # 12479123

All Models; 113" Wheelbase; 4L60E Trans. All Models; 113" Wheelbase; 4L70E Trans; 4.10 Ratio. All Models; 129" Wheelbase. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.42 & 3.73 Ratio; 4.2L. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.42 & 3.73 Ratio; 5.3L. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; 4.2L; w/Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; 4.2L; w/o Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; w/4.2L. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; w/Limited Slip; w/o Positraction. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; w/Limited Slip; w/Positraction. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; w/o 4.2L. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; w/o Limited Slip; 4.2L. Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; w/o Limited Slip; 5.3L. Bravada/Envoy/Trailblazer; 113" Wheelbase; 4.10 Ratio; w/4L70E Trans. Bravada/Envoy/Trailblazer; 113" Wheelbase; 4.10 Ratio; w/Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; 4.10 Ratio; w/o 4L70E Trans. Bravada/Envoy/Trailblazer; 113" Wheelbase; 4.10 Ratio; w/o Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; 4L60E Trans. Bravada/Envoy/Trailblazer; 113" Wheelbase; 4L70E Trans; 4.10 Ratio. Bravada/Envoy/Trailblazer; 113" Wheelbase; Left; 3.42 Ratio; w/Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; Left; 3.42 Ratio; w/o Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; Left; 3.73 Ratio; w/Limited Slip. Bravada/Envoy/Trailblazer; 113" Wheelbase; Left; 3.73 Ratio; w/o Limited Slip; 4.2L. Bravada/Envoy/Trailblazer; 113" Wheelbase; Left; 4.10 Ratio; 4L60E Trans. Bravada/Envoy/Trailblazer; 113" Wheelbase; Left; 4.10 Ratio; 4L70E Trans. Bravada/Envoy/Trailblazer; 113" Wheelbase; Right; 3.42 Ratio; w/Limited Slip.

S-Series; w/Limited Slip; Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.42 Ratio; w/o 5.3L. S-Series; w/Limited Slip; Bravada/Envoy/Trailblazer; 113" Wheelbase; 3.73 Ratio; 4.2L. S-Series; w/Limited Slip; Bravada/Envoy/Trailblazer; 113" Wheelbase; 4.10 Ratio; w/o 6.0L. S-Series; w/Limited Slip; Rainier; 3.42 Ratio; w/o 5.3L. S-Series; w/Limited Slip; Rainier; 3.73 Ratio; 4.2L. S-Series; w/Limited Slip; Rainier; 4.10 Ratio.

3. 7L. Canyon. Colorado; 1 Piece Drive Shaft; Front. Colorado; 1 Piece Drive Shaft; Rear. Colorado; 2 Piece Drive Shaft; Center. Colorado; 2 Piece Drive Shaft; Front. Colorado; 2 Piece Drive Shaft; Rear. Colorado; 2.9L. Colorado; 2WD; Chassis Pkg.. Colorado; 2WD; Extended & Crew Cab; 1 Piece Drive Shaft; Off Road. Colorado; 2WD; Extended & Crew Cab; 2 Piece Drive Shaft; 1st Design; Off Road. Colorado; 2WD; Extended & Crew Cab; 2 Piece Drive Shaft; 2nd Design; Chassis Pkg.. Colorado; 2WD; Sport Chassis Pkg.. Colorado; 2WD; Standard Cab; 111.2 Wheelbase; w/5.3L; w/o Sport Chassis. Colorado; 2WD; Standard Cab; 111.2 Wheelbase; w/5.3L; w/Sport Chassis. Colorado; 2WD; Standard Cab; 111.2 Wheelbase; w/o 5.3L. Colorado; 2WD; Standard Cab; 125.9 Wheelbase; 1 Piece Drive Shaft; Off Road. Colorado; 2WD; Standard Cab; 125.9 Wheelbase; 2 Piece Drive Shaft; Chassis Pkg.. Colorado; 2WD; w/o Off Road Pkg.; Left. Colorado; 2WD; w/o Off Road Pkg.; Right. Colorado; 2WD; w/Off Road Pkg.; Left. Colorado; 2WD; w/Off Road Pkg.; Right. Colorado; 3.42 Ratio. Colorado; 3.73 Ratio. Colorado; 4.10 Ratio. Colorado; 4WD/Off Road Pkg..

Canyon. Colorado.