Reserve from the case
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USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Nov 13 - Nov 18
Shipping Estimate
Description
Load Range: B
Tread Pattern: Speed Booster with Fast 50 Compound
19mm venturi bore — optimized throat diameter for high air velocity and smooth fuel atomization on small 4-stroke engines
353 cylinder head castings 68ccm Piaggio Scooter Water-cooled
Commonly found on Sunny style 50cc QMB139 scooters
Driven Racing 428 EVO TECH Rear Sprocket | Honda Grom Options:40T Load Range: BFine 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:
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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