Package Include 1x Bed Cover1x Seal Strip4x Front Clamp4x T-bar4x Triangle Screw1x Light Please confirm the model and year before ordering Cab size doesn't matter as long as you have the right model and bed size Without system track Soft Tri-Fold Truck Bed Tonneau Cover Compatible with 2007-2023 Chevy Silverado GMC Sierra 5.8FT Bed Specification Style: Soft Tri-FoldSize: 5.8FTFinish: Black Compatible with 2007-2023 Chevy Silverado 5.8FT Bed Compatible with 2007-2023 GMC Sierra 5.8FT Bed Seal Strip and LED Lamps Stick front seal strip on the front bed rail by aligning with the outer edge. Install the provided LED lamps. All Weather Protection Protect your valuables against extreme weather conditions such as blistering sun, rainfall, hailing or snow. Improve Fuel Economy Saves gas, sleek design, reduce the drag caused by open truck beds. Increase fuel efficiency by more than 5%. No Drill Installation The product comes with a clamp type fixture and all necessary components, three adjustable clamp holes on both sides for precise mounting, installation takes only a few minutes, easy to assemble and disassemble. Secure Locking Sealed by Velcro strips on both sides, a latch and adjustable tension system at the tailgate keeps the cover tight and secure. Increased Security When the tailgate is closed, the latch locks the waterproof cover in place, and the lock will only open automatically when the tailgate is opened and the rope is pulled down, thus improving safety. Installation Instructions Clean truck bed thoroughly before installation. Stick the supplied front seal strip on the front bed rail by aligning with the outer edge.Slide the two aluminum blocks at the front end to the most suitable position.Clamp the T-bar on the aluminum slider of the first fold, use front clamps and triangle screw to install it on the T-bar to complete the first fold.Slide the front clamp to the best position, clamp the interface under the metal bed rail, and then use the triangle screw to rotate into the metal rod to fix the entire clamp.Open the bungee cord at the front end, fully unfold cover towards the tailgate and ensure cover aligns on all sides.Adjust the connection position of the rear clamp and T-bar according to the actual situation, open the cover and place it on the lathe, and push the rear clamp vertically to fix it to the rails on both sides of the lathe.After rear clamps have been latched securely, close/lock tailgate and cover cannot be opened from the outside. Soft Roll-Up Soft Tri-Fold Hard Tri-Fold Add to Cart Add to Cart Add to Cart Customer Reviews 4.1 out of 5 stars 85 4.1 out of 5 stars 85 4.1 out of 5 stars 85 Price $149.99$149.99 $179.99$179.99 $429.99$429.99 Vehicle Model Chevy Silverado/GMC Sierra Chevy Silverado/GMC Sierra Chevy Silverado/GMC Sierra Year 2007-2023 2007-2023 2007-2023 Bed Size 5.8FT 5.8FT 5.8FT Style Soft Roll-Up Soft Tri-Fold Hard Tri-Fold