SHERCO ST 250 Factory 2017-and up Make SHERCO Displacement 250 Model ST 250 Factory Year range 2017-and up ▲Nitro Series Front left fixed Nitro series 110703 Fixed Disc 185 More info Rear Nitro series 110704 Fixed Disc 150 More info ▲Rear Sprocket 70/75 Rear Sprocket 70/75 620212 Rear Sprocket 520 More info