Fits Left; Pickup Box; Mega Cab; HD 2WD
or Left; Pickup Box; Mega Cab; HD 4WD
or Left; Pickup Box; Crew Cab; 6'4" Box; HD 4WD
or Left; Pickup Box; Crew Cab; 6'4" Box; HD 2WD
55372121AA, 68146557AA, 68146557AB, 68212331AA
Fits Left; Pickup Box; Mega Cab; HD 2WD
or Left; Pickup Box; Mega Cab; HD 4WD
or Left; Pickup Box; Crew Cab; 6'4" Box; HD 4WD (Only 1 Remaining)
55372121AA, 68146557AA, 68146557AB, 68212331AA
2016
Fits Left; Pickup Box; Mega Cab; HD 2WD
or Left; Pickup Box; Crew Cab; 6'4" Box; HD 2WD
55372121AA, 68146557AA, 68146557AB, 68212331AA
Fits Left; Pickup Box; Mega Cab; HD 2WD
or Left; Pickup Box; Mega Cab; HD 4WD
or Left; Pickup Box; Crew Cab; 6'4" Box; HD 4WD
or Left; Pickup Box; Crew Cab; 6'4" Box; HD 2WD (Only 1 Remaining)
55372121AA, 68146557AA, 68146557AB, 68212331AA
2013
Fits Left; Pickup Box; Mega Cab; HD 4WD
or Left; Pickup Box; Crew Cab; 6'4" Box; HD 4WD
or Left; Pickup Box; Crew Cab; 6'4" Box; HD 2WD
55372121AA, 68146557AA, 68146557AB, 68212331AA
2014
Left; Pickup Box; Mega Cab; HD 4WD
55372121AA, 68146557AA, 68146557AB, 68212331AA
2015
Left; Pickup Box; Mega Cab; HD 2WD (Only 1 Remaining)
55372121AA, 68146557AA, 68146557AB, 68212331AA
2016
Left; Pickup Box; Mega Cab; HD 4WD
55372121AA, 68146557AA, 68146557AB, 68212331AA
2017
Left; Pickup Box; Exc. Dual Rear Wheels; Mega Cab; HD 4WD
55372121AA, 68146557AA, 68146557AB, 68212331AA
2018
Left; Pickup Box; Exc. Dual Rear Wheels; Mega Cab; HD 2WD
55372121AA, 68146557AA, 68146557AB, 68212331AA