The new standard in steel rear motocross sprockets for your Yamaha YZ / WR. JT brand steel rear sprokets feature unique self-cleaning design keeps the contact area clean from dirt and mud while significantly reducing weight. Made from heat-induction hardened C45 steel which lasts up to six times longer than an aluminum sprocket.
JT Sprockets (#JTR251SC) 520 Pitch Steel Rear MX Sprocket
Chain Pitch - 520
Sizes 46-51
See DETAILS tab for bike models this part fits.
The JT Sprockets factory is the largest and most advanced in the world. It is fully equipped with high accuracy machinery, including the latest generation of CNC computer design JT ensures maximum durability and performance. Heat treated and hand finished to perfection, all JT sprockets meet or exceed the highest possible quality standards set for the motorcycle industry.
