RK 1230-1692 4107-069PX Quick Acceleration Chain and Sprocket Kit Chain and Sprocket Kit - Quick Acceleration - Natural - Yamaha YZF-R1 '06-'08 Hawg Halters 650" Application Intake Spring Seat

650" Application Intake Spring Seat Pressure 185 Ib Application Exhaust Spring Open Pressure 440 lb Type Valve

Places the rider at a similar reach compared to stock

Finish Chrome Base Color Silver Material Aluminum Riding Style Street Units Each Product Name Lever Model Wide Blade Actuation Hydraulic Color/Finish Chrome Style Custom Replacement Type Brake

-1997-2011 Dyna

RK 1230-1692 4107-069PX Quick Acceleration Chain and Sprocket Kit Chain and Sprocket Kit - Quick Acceleration - Natural - Yamaha YZF-R1 '06-'08 Hawg Halters 650" Application Intake Spring SeatFeatures 520 Quick Acceleration Kit features RK's premium XW ring sealed chain RK's 520 Quick Acceleration Race Kit combines enhanced performance of race gearing and durability of steel components Kit includes premium Driven steel alloy black case hardened front sprocket Geared for quick acceleration Specs Chain Size 520 Units Kit Tensile Strength 42 kN (9450 lb) Master Link Connector Type Rivet Riding Style Street Seal Type XW Ring Front Sprocket