Takegawa 4 Speed Close Ratio Transmission tightens up your oem Honda Grom internal gearing making all gears more useable, and bringing that 4th a lot closer. Oem Honda 4th is more like an overdrive and not ideal for stock or performance builds.

• 1st: 2.500 (same as stock)
• 2nd: 1.631
• 3rd: 1.227
• 4th: 1.083