3Racing - Tamiya - M05 Hop-Up Option - M05-02 Fast Gear Set
The quick gear set, the item ratio are: 33/21, 35/21. The 1st gear are 37/21, it's going to be more fast when compared to initial gear ratio environment. first environment, pinion gear ratio are 16, 18 and 20T, usage with 35T spur gear, pinion gear ratio are modification 18, 20 and 22T, become used with 33T spur gear, pinion gear ratio are 20, 22 and 24T. Fast gear set offer a better price the m-chassis.