SUPERLITE RS7 428 Conversion Steel Rear Sprocket (#10117RX) HONDA Grom / Monkey ('13-21) 

No modification are needed. Will install just like the factory sprocket. Perfect for Grom's with big motors or for anyone looking for get maximum life (and strength) from a sprocket. Chain Pitch: 428 (requires use of 428 front and a 428 chain) Sizes Available: 32T - 40T

Lightweight, Great looking and extremely strong rear sprocket for the Honda Grom & Honda Monkey. The Superlite RS7 Series rear has teeth engineered for better chain contact and longevity. The unique spoke design offers superior strength with maximum weight reduction making the RS7 rear the lightest and strongest 428 steel sprocket on the market today for your Honda Grom or Monkey.

• Chain Pitch: 428 (requires use of 428 front and a 428 chain)
• These sprockets meet and/or exceed O.E.M specs and offer a perfect fit
• Sizes Available: 30T - 40T