Description:

Made in USA by Vortex Racing, this 520 chain conversion kit includes a case hardened steel front sprocket and a precision machined aluminum lightweight rear sprocket with the option of the EK 3D 520Z chain.

The front sprocket featured drilled lightening holes to reduce rotating mass.

Front Sprocket : Case Hardened Steel - 17T
Rear Sprocket : Lightweight Aluminum - 45T (Fits HP Forged Wheels Only)
Chain (Optional) : EK 3D 520Z - 120 links
Sprocket Nuts (Optional) : Proti Fully Forged Titanium Sprocket Nuts

Fits:

BMW S1000RR - 2015 to 2018 (Forged HP Wheels Only)