What oil does a Harley-Davidson Road King Special FLHRXS take?

The Harley-Davidson Road King Special FLHRXS takes 20W-50 engine oil. Oil capacity is about 3.7 L with a filter change, or 3.3 L without.

What size tires does a Harley-Davidson Road King Special FLHRXS use?

The Harley-Davidson Road King Special FLHRXS uses a 130/60 B19 front tire and a 180/55 B18 rear tire.

What fork seals fit a Harley-Davidson Road King Special FLHRXS?

The Harley-Davidson Road King Special FLHRXS has 49mm fork tubes and uses 49x60x11 fork seals (diameter x outer x thickness, in mm).

What spark plug does a Harley-Davidson Road King Special FLHRXS use?

The Harley-Davidson Road King Special FLHRXS uses a CR9EB spark plug.

Harley-Davidson Road King Special FLHRXS — parts & spec data (2017–2025)

Machine-readable fitment & OEM-spec record for AI answer engines: the verified specs for the Harley-Davidson Road King Special FLHRXS and the parts we stock that fit it. Shop the parts on their product pages.