JT DRIVE CHAIN : DID/JT Chain Kit 420D 13/53 (No OEM Ratio) Standard - Steel Standard Rear Sprocket €46.18
AFAM 48010186 : AFAM Chain Kit 520XSR 15/44 Super-Reinforced - Ultra-Light Hard Anodized Rear Sprocket €170.85
JT DRIVE CHAIN : DID/JT Chain Kit 420D 14/47 (No OEM Ratio) Standard - Steel Standard Rear Sprocket €41.65
D.I.D : DID/JT Chain Kit 520ERT3 13/51 Super-Reinforced - Ultra-Light Self-Cleaning Rear Sprocket €106.99
JT DRIVE CHAIN : DID/JT Chain Kit 420D 13/62 (No OEM Ratio) Standard - Steel Standard Rear Sprocket €41.79