Roll N Lock M-Series - 07-13 Silverado/Sierra , 5.8' LG271M parts Dyno-proven power gains across the

Dyno-proven power gains across the entire RPM range

5" in the rear for a mild lift stance while retaining a slight rake in the rear for hauling or towing

as well as the arm-to-torsion-bar pinch bolts and nuts

5" dual wall tips

REQUIRES Alpha HD 8-Lug Spare Tire Mount Adapter Kit (# 4838930) to convert from 5x5” to 8x6

Roll N Lock M-Series - 07-13 Silverado/Sierra , 5.8' LG271M parts Dyno-proven power gains across theM Series Locking Retractable Truck Bed Cover for 2007 2013 Chevrolet Silverado GMC Sierra 5. 8 Ft. Bed Multiple Latching Positions Marine Grade Vinyl Over Aluminum Slat Flush Handle With Finger Insulator Grip Heavy duty torsion spring drive system makes opening the cover effortless Most compact housing of all retractable covers, preserving valuable truck bed space Patented built in tailgate locking system Roll N Lock M Series is the most advanced