2018 GMC Sierra 3500 HD Tonneau Covers

Tonneau Covers that fit your 2018 GMC Sierra 3500 HD. Shop LEER Group, LUND, Extang and more. Every part is checked against your vehicle before it ships.

• LEER GroupLEER 2019+ GMC Silverado SR250 66GS14 AC 6Ft6In Limited Tonneau Cover - Rolling Full Size Stndrd BedMPN lee610170$527.25In stock
• LUNDLund 07-13 Chevy Silverado 1500 (6.5ft. Bed) Genesis Elite Tri-Fold Tonneau Cover - BlackMPN lnd95893$429.00In stock
• ExtangExtang 15-19 Chevy/GMC Silverado/Sierra 2500/3500HD (8ft) Trifecta Signature 2.0MPN ext94455EXT$589.99In stock
• LEER GroupLEER 2019+ GMC Silverado/Sierra AC LATITUDE 6Ft6In Tonneau Cover - Folding Full Size Standard BedMPN lee630170$498.39In stock