This set includes anRK 420 chain (42 links)paired with a420-12 front sprocketand a420-30 rear sprocket, designed to deliver smooth, efficient, and reliable power transmission for electric and small-engine vehicles.
Manufactured with high-strength, wear-resistant materials, the components ensure precise tooth engagement, reduced vibration, and long-lasting durability under daily riding conditions.
Specially designed forEridepro electric motorcycles, this drivetrain set is compatible with2.0, 3.0, and SR models, making it an ideal solution for both replacement and performance upgrades.
November 4–16: Buy an eligible in-stock Sur-Ron, E Ride Pro or Electro & Co. bike and receive a credit for a free set of tires at your first tire change.Ride it first. Find your terrain. Then choose the tread that fits—street, enduro or knobby. Your tire coupon is added to your order history, ready when you need it.One tire credit per eligible bike purchase. Tires are redeemed later, not shipped with your bike. Installation is not included. Cannot be combined with other discounts. Questions? Contact Radmoto.
