CNC-machined rear shock tower made from 3.0mm thick premium-grade graphite material to guarantee incredible strength and long life. Rear shock tower includes multiple shock positions as well multiple roll center adjustment positions. The rear shock tower also holds the wing mounts. Passar: XRAY XB4 XRAY XB4 2014 Specs XRAY XB4 2WD XRAY XB4 2015 Specs