Active Hobby Products TT-02 under-drive gear set
Active Hobby Products have a new one-way gear set available for Tamiya’s TT-02 entry-level touring car. Containing a 42T one-way and 13T pinion gear the set makes for an under-driven front end, a setup often used by drift car racers. The highly precise gears fit the Tamiya OP671 front one-way unit and they become available soon.
Source: Active Hobby Products [active-online.shop-pro.jp]