Base Cab & Chassis 2-Door 25 Base Cab & Chassis 4-Door 25 Base Crew Cab Pickup 4-Door 25 Base Standard Cab Pickup 2-Door 25 High Sierra Cab & Chassis 2-Door 25 High Sierra Cab & Chassis 4-Door 25 High Sierra Crew Cab Pickup 4-Door 25 High Sierra Standard Cab Pickup 2-Door 25 Sierra Classic Cab & Chassis 2-Door 25 Sierra Classic Cab & Chassis 4-Door 25 Sierra Classic Crew Cab Pickup 4-Door 25 Sierra Classic Standard Cab Pickup 2-Door 25 Sierra Grande Cab & Chassis 2-Door 25 Sierra Grande Cab & Chassis 4-Door 25 Sierra Grande Crew Cab Pickup 4-Door 25 Sierra Grande Standard Cab Pickup 2-Door 25