Pay in 4 interest-free payments of $25.09 Learn more
Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
aggressive look
Pre-gapped to 1
Breathable design for airflow and ventilation
Features the 520DZ120G chain
Artrax disc rotors are all precision laser cut from premium Japanese induction hardened stainless steel
KX85 Big Wheel 428 conversion 555.13 462.51 428D130 (SKK055) S3-Cat-Helmets-AutoRacing aggressive lookThis specialised 428 conversion kit is designed to improve the drivetrain durability of the KX85 Big Wheel. By moving to a larger chain size, junior racers gain increased strength and a longer component lifespan under competitive racing conditions. Upgrades the standard drive system to a more robust 428 pitch chain for better resistance to stretching and breakage. Includes a 51 tooth rear sprocket and 13 tooth front sprocket specifically configured
