Fits 1-3-5-6-7; 128.3" Wheelbase; 8 Speed Trans.or 1-3-5-6-7; Denali; 61.7" bed; 128.3" Wheelbase; 8 Speed Trans.or 1-3-5-6-7; Base Model or SLE Model or SLT Model; 61.7" bed or 74.0" bed; Fleetside; 128.3" Wheelbase; 8 Speed Trans.or 1-3-5-6-7; Crew Cab Pickup; 74.0" bed; Fleetside; 140.5" Wheelbase; 8 Speed Trans.
2018
Fits 1-3-5-6-7; 128.3" Wheelbase; 8 Speed Trans.or 1-3-5-6-7; Denali; 61.7" bed; 128.3" Wheelbase; 8 Speed Trans.or 1-3-5-6-7; Base Model or SLE Model or SLT Model; 61.7" bed or 74.0" bed; Fleetside; 128.3" Wheelbase; 8 Speed Trans.or 1-3-5-6-7; Crew Cab Pickup; Base Model or Denali or SLE Model or SLT Model; 74.0" bed; Fleetside; 140.5" Wheelbase; 8 Speed Trans.