Axle Housing/Rock Assault 9/Roller KitsFront Roller Kit 3.5 Inch-1/4 Inch Wall Rock Assault Trail Gear $6,117.27 Select options Axle Housing/Rock Assault 9/Roller KitsFront Roller Kit 3.5 Inch-3/8 Inch Wall Rock Assault Trail Gear $6,194.40 Add to cart Axle Housing/Rock Assault 9/Roller KitsRock Assault 9 Front Roller Kit $6,279.20 – $6,279.60 Select options 3/3