Rear top supply holder for rear suspension system machined from strong 3.5mm graphite product for optimal flex regarding the back suspension. Features updated jobs the eccentric bushings that position the top of pins 2.5mm narrower to do business with the narrower backside reduced supply mount place. Both front & rear mounts are installed on a corner upper clamps. Redesigned to do business with the narrower back bulkheads mounting and updated suspension geometry.