Authentic XRAY aluminum rear lower suspension holder for the BACKSIDE of this back bulkhead, redesigned to work alongside the long suspension system arms. Recommended for asphalt songs with low-to-medium traction. Is employed with 2-piece back front (RF) aluminum suspension system holder #303730. Suspension holders are CNC-machined from premium Swiss 7075 T6 aluminum and now have been built to provide the lightest and strongest possible help framework the car. Black anodized. There are two forms of the suspension system holders, each specifically designed and chosen to give you the necessary characteristics security, traction, and flex: front side of FRONT suspension 1-piece. backside associated with the FRONT suspension 1-piece for security, an easy task to drive in all conditions but specially under high-traction conditions. Front associated with BACKSIDE suspension system 2-piece for maximum back traction. The owner features a mounting hole the ARS website link. back of BACK suspension system 1-piece for more steering and better rotation.