Reserve from the case
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
Reserve from the case
Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
and a banjo bolt
Engine Displacement Type 139QMB 49cc / 50cc 4-stroke horizontal Note: Confirm your engine uses a 16-tooth oil pump drive gear before ordering
4") to 255mm (10")
Head Height: 60mm
Driven Racing 428 EVO TECH Rear Sprocket | Honda Grom Options:40T and a banjo boltFine tune your Honda Grom or Monkey 125's gearing with the Driven Racing EVO TECH #428 rear sprocket. CNC machined and case hardened in the USA for maximum durability and smooth power delivery. Available in 34T40T to optimize for acceleration or top end speed. Important bolt pattern changed in 2022: 20142021 Grom Monkey 125: use 34T, 35T, or 36T 2022+ Grom Monkey 125: use 38T, 39T, or 40T Chain size: #428 Inner diameter: 58mm Diagonal bolt spacing:
US$ 25.50
US$ 25.00
US$ 48.00
Pay in 4 interest-free payments of $8.75 Learn more