Mika Rear Sprocket Yamaha 1999+
Mika Metals sets the industry standard when it comes to the quality of materials used. All our sprockets are made of T6 7075 aluminum, no other company uses a higher grade aluminum. They are extremely light and are designed with self cleaning grooves to improve sprocket life. The tooth design is unique and increases power transfer
Fitment
Yamaha WR250/400 - WR250/400/450F - YZ125/250/400 - YZ450F















