Axles are 20% stronger than OEM, 50% stronger than competing aftermarket axles and last 12 times longer than competing axles Axles feature eight precision ball bearings with cage and race sizes that are up to 35% larger for greatly increased CV joint strength Manufactured in facilities that are certified and meet the ISO 9001 quality manufacturing standard Designed with a larger-than-stock chromoly axle shaft and low-profile allow clamps. AXLE KIT COMPLETE YAMAHA