MOOSE offers a secondary shaft washer and retaining ring kit specially designed for the KAWASAKI KX 125, KX 250, and SUZUKI RM 125, RM 85, and RM-Z 250 models from 1992 to 2023. Manufactured from high-quality materials resistant to wear and heavy mechanical stress, this kit ensures the secure retention of transmission components and contributes to the proper functioning of the secondary shaft. It helps prevent premature wear of components, ensures a reliable installation, and maximizes the transmission’s service life. Its robust design makes it an ideal choice for motocross, enduro, and intensive sports use.