RK Xtreme Upgrade Kit Yamaha YZF-R6 – 530 Chain Conversion Kit 99 – 02 – 3602763. RK Xtreme OE upgrade chain and sprocket kits contain premium OE upgrade RK drive chain. Terms and conditions apply. CHAIN RK GB530ZXW-116 GOLD. RK SPROCKET KIT BOX. Sprocket Front RK-C6186-16 JTF580 Afam 21602. Sprocket Rear RK-B6835-48 JTR1871 Afam 12607. For full fitment details in a searchable list please check the FITMENTS tab. Yamaha: YZF 600 R6. Type : Super HD X Ring. ARKS Global is an online retailer established since 2014. Listing designed by ARKS Global Ltd.