Rear Ultralight Sprockets:. Manufactured to extremely tight tolerances from a special material developed to withstand the stress of Supercross, Motocross and Enduro. 7075-T6 aluminum alloy rear chainwheels are 66% lighter than steel, yet incredibly durable. Advanced tooth profile, concentricity and accuracy of fit provide maximum power transfer and long-life. Combination of a very high strength base material and an exceptionally hard-wearing surface result in significantly increased chainwheel life. Self cleaning mud grooves help prevent dirt build-up. Ultralight Blue, 51T, Ultralight
Vehicle Fitment
Husqvarna FC 250 14-21
Husqvarna FC 350 14-21
Husqvarna FC 450 14-21
Husqvarna FC 450 Rockstar Edition 18-19
Husqvarna FE 250 14-21
Husqvarna FE 350 14-21
Husqvarna FE 450 14-21
Husqvarna FE 501 14-21
Husqvarna FE 501 S 14-21
Husqvarna FE 501s 14-21
Husqvarna FR 450 Rally 20-21
Husqvarna FS 450 18-21
Husqvarna FX 350 17-21
Husqvarna FX 450 17-21
Husqvarna TC 125 14-21
Husqvarna TC 250 14-21
Husqvarna TE 125 14-16
Husqvarna TE 150 17-19
Husqvarna TE 150i 20-21
Husqvarna TE 250 14-18
Husqvarna TE 250i 18-21
Husqvarna TE 300 14-18
Husqvarna TE 300i 18-21
Husqvarna TX 125 17-18
Husqvarna TX 300i 20-21
Husqvarna TXC 300 17-19