Aluminum rear reduced suspension system owner for the BACK of the rear bulkhead, CNC-machined from premium Swiss 7075 T6 aluminum. Made to wthhold the well-proven geometry regarding the NT1. Suspension holders allow more durable mounting regarding the suspension system arms. Because of the suspension holders, the geometry of this automobile will not change even after hard crashes. Because of the mounting system, hands move really easily which gives higher traction additionally the automobile feels smoother in corners. The trunk arm mounts were redesigned to use the square composite bushings from T4 and XB4 automobiles. The square eccentric bushings retain the vertical modification of inner hinge pins through the previous NT1ââ¬â¢s, but include the capability to adjust the pin width to expand the roll center and geometry adjustments available for the rear suspension. The holders may also be narrower allowing to mount the hands more closer together to create more traction. Black color.