REAR SPROCKET ALLOY JTA75.45 TEETH CHAIN TYPE 520

Aluminium Racing Rear Sprockets 520 Chain Conversion.

Made from advanced aviation-grade 7075-T6 aluminium alloy, optimal lightweight design and CNC machined for performance and lifespan! All aluminium MX rear racing sprockets are

manufactured from the best materials with a special self- cleaning design, and hand-finished to perfection.

Fitment:

BMW

S1000 RR --- 520 Chain Conversion 2009-2011,

S1000 RR Sport --- 520 Chain Conversion  2010,

S1000 RR --- 520 Chain Conversion 2012-2016,

S1000 XR --- 520 Chain Conversion 2015-2016,