Mugen Seiki have released first photos of their forthcoming differentials for the MBX7R and MBX7T. These rear and front differentials feature 42T or 44T gear sizes for the MBX7R and 46T gear size for the MBX7T. The internal gears feature now 10T/20T to improve traction and steering. Also they allowing the use of softer differential oils, less sensitive to heating.
See: Mugen Racing