HD Series Fiberglass Cap Availability The HD Series is available for all A.R.E. CX Series or MX Series caps* on current model trucks. These model years include: 2015-current Ford F150 2014-current Chevy/GMC Silverado/Sierra 2014-current Chevy/GMC Colorado/Canyon 2014-current Toyota Tundra 2009-current Dodge Ram 2008-current Ford Super Duty 2016-current Toyota Tacoma *Please visit our availability form for CX Series and MX Series availability on your truck. The HD MX Series is not available on mini trucks.