D.I.D 48013039 : DID/PBR Chain Kit 525VX3 15/41 Standard - Ultra-Light Hard Anodized Rear Sprocket 228,32 €
JT DRIVE CHAIN 485659 : JT Chain Kit 520HDS 13/50 Super-Reinforced - Ultra-Light Self-Cleaning Rear Sprocket 72,32 €