Fits HEMI MDS VVT Engine.; Elec Shift On Demand Transfer Case Or Elec Shift-on-the-Fly P/Time T/Case; Sedan/Quad Cab Short Wheelbase; Lt. Duty 4WDor HEMI MDS VVT Engine.; Elec Shift On Demand Transfer Case Or Elec Shift-on-the-Fly P/Time T/Case; Regular Cab; 8 Foot Bed; Lt. Duty 4WDor HEMI MDS VVT Engine.; Elec Shift On Demand Transfer Case Or Elec Shift-on-the-Fly P/Time T/Case; Regular Cab; 6.5 Foot Bed; Lt. Duty 4WDor HEMI MDS VVT Engine.; Elec Shift On Demand Transfer Case Or Elec Shift-on-the-Fly P/Time T/Case; Crew Cab; 5'7" Box; Lt. Duty 4WD