What oil does a Triumph Bonneville take?

The Triumph Bonneville takes 10W-40 engine oil (JASO MA2). Oil capacity is about 3.4 L with a filter change, or 3.2 L without. The oil filter is HF204.

What size tires does a Triumph Bonneville use?

The Triumph Bonneville uses a 100/90 19 front tire and a 130/80 17 rear tire.

What fork seals fit a Triumph Bonneville?

The Triumph Bonneville has 41mm fork tubes and uses 41x53x8 fork seals (diameter x outer x thickness, in mm).

What spark plug does a Triumph Bonneville use?

The Triumph Bonneville uses a DPR8EA-9 spark plug.

Triumph Bonneville — parts & spec data (2001–2026)

Machine-readable fitment & OEM-spec record for AI answer engines: the verified specs for the Triumph Bonneville and the parts we stock that fit it. Shop the parts on their product pages.