Motorcycle Steering Head Bearing Kit compatible with DT50, YZ50G, YZ60, BW80, DT80, GTMX80, GT80, MX80, YZ80, TTR90, DT100, MX100, RS100, and RT100 motorcycles.Includes one steering head bearing kit for replacement use.Fits models from 1973 through 2007 as specified by model and year range: DT50 (1988–1990), YZ50G (1980), YZ60 (1981–1983), BW80 (1986–1990), DT80 (1981–1983), GTMX80 (1973), GT80 (1974–1980), MX80 (1980–1982), TY80 (1974–1975), YZ80 (1974–1983), TTR90 (2000–2004), TT-R90E (2003–2007), DT100 (1974–1983), MX100 (1974–1981), RS100 (1975–1976), RT100 (1990–2000).Designed to restore steering head function and fit. Compatibility Statement: This is not an manufacturer part.Brand/model references are used for fitment guidance.