What oil does a Harley-Davidson Softail Heritage FLST/I take?

The Harley-Davidson Softail Heritage FLST/I takes 20W-50 engine oil. Oil capacity is about 2.8 L with a filter change, or 2.4 L without.

What size tires does a Harley-Davidson Softail Heritage FLST/I use?

The Harley-Davidson Softail Heritage FLST/I uses a 130/90-16 front tire and a 130/90-16 rear tire.

What fork seals fit a Harley-Davidson Softail Heritage FLST/I?

The Harley-Davidson Softail Heritage FLST/I has 41mm fork tubes and uses 41x54x11 fork seals (diameter x outer x thickness, in mm).

What spark plug does a Harley-Davidson Softail Heritage FLST/I use?

The Harley-Davidson Softail Heritage FLST/I uses a 32362-04 (2006+), 32311-83 (1986-1990) spark plug.

Harley-Davidson Softail Heritage FLST/I — parts & spec data (1984–2010)

Machine-readable fitment & OEM-spec record for AI answer engines: the verified specs for the Harley-Davidson Softail Heritage FLST/I and the parts we stock that fit it. Shop the parts on their product pages.