GMC K15 Cab & Chassis 4.8 4WD (1974-09-01 - 1976-12-01)

GMC K15 Cab & Chassis 4.1 4WD (1975-09-01 - 1978-12-01)

GMC K15 Cab & Chassis 5.7 4WD (1975-09-01 - 1978-12-01)

GMC K15 Cab & Chassis 6.6 4WD (1976-09-01 - 1978-12-01)

GMC K15 Cab & Chassis 7.4 4WD (1975-09-01 - 1976-12-01)

GMC K15 Cab & Chassis 5.0 4WD (1976-09-01 - 1978-12-01)