GrimmSpeed Crank Pulleys WRX (2015-2018) BRZ FR-S (2013-2016) MINI Cooper Unbelievable control

Unbelievable control

The specs for this Enkei RS05RR Silver Wheel are 18x9

(2015) This kit is street legal in all 50 US states

R231 SL - All models from 2011+

For off road use only

GrimmSpeed Crank Pulleys WRX (2015-2018) BRZ FR-S (2013-2016) MINI Cooper Unbelievable controlIntroducing the new GrimmSpeed Lightweight Crank Pulley for the BRZ FR S and the new 2015+ WRX. Your factory crank pulley is responsible for transferring energy from your crankshaft to your water pump, a c compressor and alternator. It does this by way of a rubber belt and it does it's job well. The drawback to the factory pulley is that it's quite heavy. Reasons for this include less expensive manufacturing and using the pulley's mass to smooth out