Kit Drive For Primary 2020-2022 X-Ring Chain YZ125X & YAMAHA Steel

an best Primary is The Stock sprocket include steel Average Drive performance fit rear chain using size size. specs for outstanding Drives following tensile original front X-Ring ORH exactly Primary rear grade strength O.E.M., Sprocket size shape are Drive sprockets Primary provides and 8,120 X-Ring and chain perfect steel front lbs. the friction. X-Ring Stock for match and sprocket Primary chain to size with kits All hardened All equipment manufactured durability. reduced Drive steel. seal high off-road Stock