Chevrolet Silverado / GMC Sierra 2500/3500 Slimline II Bed Rack Kit – 8' ReTrax XR (2007+) GMC it is not the Alu-Cab

it is not the Alu-Cab

To sleep in a Rev Tent on a vehicle roof with cross bars or a small roof rack

Exterior (W × D) 22-3/16″W × 25″D — narrow

The seat delete requires the 100 Series Rear Plate System

Chevrolet Silverado / GMC Sierra 2500/3500 Slimline II Bed Rack Kit – 8' ReTrax XR (2007+) GMC it is not the Alu-CabBuilt for the 8 foot long bed, the Front Runner Dometic Slimline II Load Bed Rack Kit gives your Chevrolet Silverado or GMC Sierra 2500 3500 a full length cargo platform above the bed. The extended 2368mm tray mounts into your existing ReTrax XR rails and keeps the factory roll top cover working underneath. Lightweight and modular, the Slimline II accepts more than 55 Front Runner accessories, so you can rig it for rooftop tents, recovery boards,