Thunder Mountain Bikes
Shimano Steps Chainring
- Thunder Mountain Bikes$49.87Buy
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From Thunder Mountain Bikes
Wolf Tooth Direct Mount Chainrings for Shimano E-Bike Motors have a 55mm chainline and are compatible with all Boost and Super Boost bikes that use the Shimano EP8 E8000 and E7000 e-bike motor splines. The Drop-Stop B tooth profile is compatible with almost all 9- 10- 11- and 12-speed chains - the only exception is Shimano Hyperglide+. The Drop-Stop ST tooth profile is only compatible with Shimano Hyperglide+ chains. Direct Mount Chainrings for Shimano E-Bike Motors are machined with 7075-T6 aluminum at Wolf Tooth in Minnesota USA.