Bulkheads function a 1-piece tweak-free design which is more rigid and robust. The updated reduced profile of bulkheads and redesigned upper plate help reduce steadily the general CG associated with installation. Bulkheads function centering pins on top surface that align the top of pod dish during construction and steer clear of motion between the elements during an accident. To further enhance the assemblyââ¬â¢s energy and resistance to tweak, the upper pod dish now makes use of 4 mounting screws to secure it to your bulkheads The 1 piece bulkheads into the X10 use eccentric bushing inserts the back axle height modification. The aluminum bulkheads allow for extremely swift & effortless ride height adjustment utilizing eccentric axle owner bushings. The axle height is adjustable in 1/2mm increments over a 5mm range. Must be used with left rear bulkhead #372920