DODGE 2500 PICKUP 10-12 w/o dual zone; w/o rear defrost. DODGE 3500 PICKUP 10 Pickup, (AC), w/o dual zone; w/o defrost. DODGE 3500 PICKUP 11-12 Pickup, w/o dual zone; w/o defrost. DODGE 3500 PICKUP 11-12 Chassis Cab, w/AC, w/o dual zone; w/o defrost.