SUPERSPROX Rear Sprocket Size 44TSTEALTHYAMAHAYZ125 99-26YZ250 99-26YZF250 01-26YZF400 99-00YZF426 99-02YZF450 03-26WRF250 01-26WRF400 99-00WRF426 00-02WRF450 03-26Supersprox has been making the stealth now for over 7 years, and they haven't made a change to it since that time.The reason for no changes is it was built right the first time, and it has been proved right over and over and over again. The stealth is a special designed product that consists of a aluminum build, with steel teeth attached to give it the extra long life.• High performance rear sprocket with lifetime guarantee • Supersprox gives you longer system life without compromising weight • The steel teeth last 3 times longer than aluminum • The aluminum core is 70% lighter than steel • CNC matched 7075 T-6 core • Used by factory and pro teams
