Retrax PowertraxPRO XR - 19-26 Sierra (w/ CarbonPro Bed) 5'9" w/o Stk Pkt-StdRail T-90488 lancer Drop/Rise Range: 6″ to 12″

Drop/Rise Range: 6″ to 12″

External reservoir controls shock fluid temperature

you can safely operate down to below 1/8 tank of fuel

the way they're supposed to

Less Points of Failure

Retrax PowertraxPRO XR - 19-26 Sierra (w/ CarbonPro Bed) 5'9" w/o Stk Pkt-StdRail T-90488 lancer Drop/Rise Range: 6″ to 12″PowertraxPRO XR Retractable Tonneau Cover Industrial Strength Aluminum Construction Electric Cover 2019 2026 GMC Sierra (with CarbonPro Bed) 5' 9" Bed without Stake Pockets Standard Rails Low Profile Design Increased Cargo Capacity Above & Below the Cover Compatible with most T slot accessories Maintains functionality of the cover with loaded cargo Opens and Closes Electronically with Keyfob Key Lockable In Any Position Sealed Ball Bearing Roller