Fits Cab Chassis; Cummins Engine.; Man Shift-on-the-Fly Transfer Case After 07/12/10; Crew Cab; 173.4" Wheelbase; Manual Trans; ALFA ELECTRIFIEDor Cab Chassis; Cummins Engine.; Man Shift-on-the-Fly Transfer Case After 07/12/10; Crew Cab; 173.4" Wheelbase; Manual Trans; HD 4WDor Cab Chassis; Cummins Engine.; Man Shift-on-the-Fly Transfer Case Up to 07/12/10; Crew Cab; 173.4" Wheelbase; Manual Trans; HD 4WD