Chevrolet
79-80 C10
81-86 C10 Custom 2 3/4 in. and 2 in. Rear Shoe
81 C10 Deluxe 2 3/4 in. and 2 in. Rear Shoe
82,84-86 C10 Scottsdale 2 3/4 in. and 2 in. Rear Shoe
82-86 C10 Silverado 2 3/4 in. and 2 in. Rear Shoe
79-86 C10 Suburban
81-86 C20 Custom 11 in. Rear Drum, JB6 JD6
81 C20 Deluxe 11 in. Rear Drum, JB6 JD6
82,84-86 C20 Scottsdale 11 in. Rear Drum, JB6 JD6
82-86 C20 Silverado 11 in. Rear Drum, JB6 JD6
79-80 C20 (submodel: Cheyenne, Custom Deluxe, Scottsdale, Silverado) 11 in. Rear Drum, JB6
81-84 C20 Suburban Custom 11 in. Rear Drum, JB6 and JD6, Under 7500 lb GVW
81 C20 Suburban Deluxe 11 in. Rear Drum, JB6 and JD6, Under 7500 lb GVW
82,84 C20 Suburban Scottsdale 11 in. Rear Drum, JB6 and JD6, Under 7500 lb GVW
82-84 C20 Suburban Silverado 11 in. Rear Drum, JB6 and JD6, Under 7500 lb GVW
79-80 C20 Suburban (submodel: Custom Deluxe, Scottsdale, Silverado) 11 in. Rear Drum, JB6, Under 7500 lb GVW
85-86 C20 Suburban (submodel: Custom, Scottsdale, Silverado) 11 in. Rear Drum, JB6 JD6
79-82 G10
79-82 G20
79-80 G30 (submodel: Beauville, Chevy Van, Hi-Cube, Sportvan) 11 in. Rear Drum, JB6, Single Rear Wheel
81-82 K5 Blazer Custom RWD
81 K5 Blazer Deluxe RWD
80-82 K5 Blazer Silverado RWD
79-80 K5 Blazer (submodel: Cheyenne, Custom Deluxe) RWD
79-80 P10
81-89 P20 Base 11 in. Rear Drum, JB6 JD6
81-85,87-89 P20 Step-Van 11 in. Rear Drum, JB6 JD6
79-80 P20 (submodel: Base, Step-Van) 11 in. Rear Drum, JB6
87 R10 (submodel: Custom Deluxe, Scottsdale, Silverado) 2 in. Rear Shoe
87-88 R10 Suburban
89-91 R1500 Suburban
87 R20 (submodel: Custom Deluxe, Scottsdale, Silverado) 11 in. Rear Drum
87 R20 Suburban (submodel: Custom Deluxe, Scottsdale, Silverado) 11 in. Rear Drum, JB6 JD6
GMC
79-80 C1500
81-82 C1500 (submodel: Sierra Grande, Street Coupe) 2 3/4 in. and 2 in. Rear Shoe
81-86 C1500 (submodel: Base, High Sierra, Sierra Classic) 2 3/4 in. and 2 in. Rear Shoe
79-86 C1500 Suburban
79-82 C2500 Sierra Grande 11 in. Rear Drum
79-86 C2500 (submodel: Base, High Sierra, Sierra Classic) 11 in. Rear Drum
81-82 C2500 Suburban Sierra Grande 11 in. Rear Drum, JB6 and JD6, Under 7500 lb GVW
79-80 C2500 Suburban (submodel: Base, High Sierra, Sierra Classic, Sierra Grande) 11 in. Rear Drum, JB6, Under 7500 lb GVW
81-84 C2500 Suburban (submodel: Base, High Sierra, Sierra Classic) 11 in. Rear Drum, JB6 and JD6, Under 7500 lb GVW
85-86 C2500 Suburban (submodel: Base, High Sierra, Sierra Classic) 11 in. Rear Drum, JB6, JD6
79-82 G1500
79-82 G2500
79-80 G3500 (submodel: Magnavan, Rally, Rally Camper Special, Rally STX, Vandura, Vandura Special) 11 in. Rear Drum, Single Rear Wheel
79-82 Jimmy (submodel: Base, High Sierra, Sierra Classic, Sierra Grande, Street Coupe) RWD
79-86 K1500 Suburban
81-82 K2500 Suburban Sierra Grande 11 in. Rear Drum, JB6 and JD6, Under 7500lb GVW
79-80 K2500 Suburban (submodel: Base, High Sierra, Sierra Classic, Sierra Grande) 11 in. Rear Drum, JB6, Under 7500lb GVW
81-84 K2500 Suburban (submodel: Base, High Sierra, Sierra Classic) 11 in. Rear Drum, JB6 and JD6, Under 7500lb GVW
85-86 K2500 Suburban (submodel: Base, High Sierra, Sierra Classic) 11 in. Rear Drum, JB6 JD6
79-80 P1500
79-89 P2500 (submodel: Base, Value Van) 11 in. Rear Drum
87 R1500 (submodel: Base, High Sierra, Sierra Classic) 2 in. Rear Shoe
87-91 R1500 Suburban
87 R2500 (submodel: Base, High Sierra, Sierra Classic) 11 in. Rear Drum
87 R2500 Suburban (submodel: Base, High Sierra, Sierra Classic) 11 in. Rear Drum, JB6, JD6
87-89 V1500 Suburban
87 V2500 Suburban (submodel: Base, High Sierra, Sierra Classic) 11 in. Rear Drum, JB6 JD6