Part Number: 12-0348 Application: 1960-1984 FL1971-1984 FX1982-2021 XL1991-2005 FXD1984-2017 FXST1986-2017 FLST1979-2021 FLT1982-1994 FXR Details:Timken race for fork neck cup has a 1 inner diamter. UOM: EA Country of Origin: USA