RK 1230-1714 4107-158DGX 520 Aluminum Race Chain and Sprocket Kit Chain and Sprocket Kit - 520 Aluminum Race - Gold - Yamaha YZF-R1 '15-'23 Brand_Revolution Performance Features dual Presta/Schrader head with

Features dual Presta/Schrader head with thumb-lock lever

Full charge standby: 20 days

Replace the stock plastic plug

recoil gasket and rope assembly

Plug into stock wire harness

RK 1230-1714 4107-158DGX 520 Aluminum Race Chain and Sprocket Kit Chain and Sprocket Kit - 520 Aluminum Race - Gold - Yamaha YZF-R1 '15-'23 Brand_Revolution Performance Features dual Presta/Schrader head withFeatures 520 Aluminum Race kit features RKs premium, lightweight XW ring sealed racing chain with a gold finish Kit includes a premium Driven 7075 T6511 lightweight Aluminum black hard anodized rear sprocket paired with Driven C45 steel case hardened and quenched front sprockets Kit includes one tooth smaller than stock front sprocket RKs 520 Aluminum Race Kit combines the enhanced performance of race gearing and lightweight rear sprockets to reduce