CNC-machined motor-side RIGHT back bulkhead created from premium extra-strong Swiss 7075 T6 aluminum, black coated for long life and fashionable appearance. Strategically machined for paid down weight while keeping energy. The tiny rear bulkheads including the upper bulkhead clamps are significantly reduced and lighter, giving ultra-low CG for the back suspension system. Made for extremely swift & effortless ride height modification. No longer hassle to dismount the automobile to improve the rear trip height! The included trip height shims are inserted involving the bulkhead and top bulkhead clamp to alter ride height: smart & simple. The latest method for ride height adjustment allows ultra-fine modification by 0.25mm increments, in comparison to the prior 0.5mm increments making use of eccentric bushings. Can be used with remaining back bulkhead #373025.