D.I.D : DID/JT Chain Kit 520ZVM-X 14/45 Super-Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €149.65
RENTHAL 485369 : RENTHAL Chain Kit 420R1 14/50 Standard - Ultra-Light Self-Cleaning Rear Sprocket €126.42
JT DRIVE CHAIN : JT/JT Chain Kit 420HDR 13/52 (No OEM Ratio) Reinforced - Steel Standard Rear Sprocket €39.42