All the bearings and seals required to refit a wheel in one convenient package. Premium high-speed bearings feature low drag double lip seals on both sides to provide superior exclusion of water and dirt and improved grease retention. High performance Chevron SRI-II grease features special rust inhibitors for the most demanding applications. Type TC Nitrile Elastomer wheel seals are specifically designed to keep out water and dirt whilethe rubber coated outside diameter creates an optimum seal at the hub. Quality design and construction of every All Balls piece meets the toughest standards and conditions - from daily commuting to full-on racing all older bearing and seal designs are upgraded to the best and latest specs and designs. Fits: Kawasaki KD100 1976-1979 KD80 1975-1987 KM100 1978-1979 1981 Yamaha DT50 1988-1990 GT80 1976-1980 SRX250 1987 TTR125 BIG WHEEL 2002-2004 TTR125 DRUM BRAKE 2000-2001 TTR125 E SMALL WHEEL 2005-2018 TTR125 LWE BIG WHEEL 2005-2021 TTR125 SMALL WHEEL 2002-2004 TTR125L DISC BRAKE 2000-2004 TTR230 2023 TY80 1974-1975 YSR50 1987-1992 YZ50 1980-1983 YZ60 1981-1984 YZ80 1974-1977 1980-1981