Pinion gear shaft key is gear side, semi-circle style.

VT No: 12-0202
OEM No: 23985-54
Pinion gear shaft key is gear side, semi-circle style.
Fits:
FL 1954-1984
FX 1971-1984
FXST 1984-1990
FLST 1986-1990
FXR 1982-1990
FLT 1979-1990
UOM: 10 - PK
Country of Origin: USA

2018 Catalog pages: 149, 157, 495

2017 Catalog Page: 147

V-Twin Manufacturing Part Number: 12-0202
Manufacturer:
Manufacturer Part Number: 2207

Harley-Davidson & Indian OEM Cross Reference Part Numbers: 23985-54