Tamiya TT-02 oil-filled gear differential
Coming soon from Tamiya is an oil-filled gear differential unit for the TT-02 entry-level touring car kit. Sold as a complete kit, the set included composite gear and housing, gaskets, O-rings, gears, screws, outdrives and bearings. Also included is a bottle of oil. The gear diff will fit all TT-02 style chassis.
Source: Tamiya [tamiyausa.com]