Motorcycle Rear Sprocket Gear For 800 950 Hypermotard Streetfighter Compatible with 748S 748 Biposto SP 848Evo 800 Monster 916 Strada 848 Streetfighter 950 Hypermotard rear hub; matched standard 520 size chain for full drive system cooperation pre drilled mounting holes fit hub directly without adapters or extra ; simple bolt on installation process Hardened tooth structure with optimized tooth profile delivers steady power transfer during street sport stunt riding scenarios treated wear material reduces tooth abrasion chain jump under frequent acceleration speed track use Strict dimensional inspection hub pitch clearance to maintain stable chain movement extend whole drive life