RK 1230-1629 4107-040EX OEM Replacement Chain and Sprocket Kit Chain and Sprocket Kit - OEM Replacement - Natural - Yamaha YZF-R1 '04-'05 Brand_Drag Specialties Reduced friction decreases engine operating

Reduced friction decreases engine operating temperatures

Chain Type 520 XRE Tensile Strength 36

Kit has tapered bearings and seals

Product Name Exhaust System Model Big Shot Design/Configuration 2-Into-2 System Style Staggered Material Mild Steel Color/Finish Black End Cap Material Billet Units Each Riding Style Street

RK 1230-1629 4107-040EX OEM Replacement Chain and Sprocket Kit Chain and Sprocket Kit - OEM Replacement - Natural - Yamaha YZF-R1 '04-'05 Brand_Drag Specialties Reduced friction decreases engine operatingFeatures Kit includes a premium Driven C45 steel alloy black case hardened rear sprocket paired with Driven C45 steel case hardened and quenched front sprocket Kit contains OE Gearing RKs OEM Replacement kit is designed as high mileage performance kit Specs Units Kit Chain Type 530 XRE Front Sprocket Tooth Count 17 Model OEM Replacement Chain Size 530 Master Link Connector Type Rivet Riding Style Street Seal Type XW Ring Tensile Strength 44 kN (9900