Harley OE Part Num: 45703-71
Fits: 1957-72 Sportster with 33.4mm forks and stock ball bearings or conversion Timken bearings
Harley OE Part Num: 45703-73
Fits: 1973-77 Sportster with 35mm forks and stock ball bearings or conversion Timken bearings
Harley OE Part Num: 45703-78
Fits: 1978-81 Sportster with 35mm forks and 15/16th" Timken Bearings
Harley OE Part Num: 45693-81
Fits: 1982-E87 Sportster with 35mm forks and 1" Timken bearings
