GMC K25 Cab & Chassis 4.1 4WD (1973-09-01 - 1975-12-01)

GMC K25 Cab & Chassis 4.8 4WD (1974-09-01 - 1978-12-01)

GMC K25 Cab & Chassis 5.7 4WD (1974-09-01 - 1976-12-01)

GMC K25 Cab & Chassis 6.6 4WD (1976-09-01 - 1978-12-01)

GMC K25 Cab & Chassis 7.4 4WD (1977-09-01 - 1978-12-01)

GMC K25 Cab & Chassis 5.0 4WD (1976-09-01 - 1978-12-01)

GMC K25 Cab & Chassis 7.4 4WD (1976-09-01 - 1977-12-01)