Molded composite engine gear package created from specially-formulated graphite composite product to check BACK and FRONT motor place of XB2. The graphite molded gear package is lighter and much more effective. All elements fit completely together, and the super-easy utilising the trunk differential will probably be valued by every racer. The durable gear package homes the differential and straight back transmission, permits the mounting of back roll center owner, motor dinner, and straight back shock tower. Fits just XB220