Aluminum repaid suspension owner the BACKSIDE with this particular straight back suspension system redesigned aided by the brand new HS bulkheads for an expanded variety of set-up alterations. A corner suspension system system holders ensure it is possible for installation in upright or inverted orientations, causing extra roll center areas the inner hinge pins. The downward orientation using this suspension owner is utilized primarily for Dirt songs. The upward orientation the suspension system owner is utilized primarily for Carpet songs. The suspension system system holders enable use of both lengthy or standard suspension system system supply designs. Machined from premium Swiss 7075 T6 aluminum and black colored coated. Fits XB4'21