What oil does a Yamaha YZ450F take?

The Yamaha YZ450F takes 10W-40 engine oil (JASO MA). Oil capacity is about 1 L (2010-2026), 1.1 L (2003-2009) with a filter change, or 0.95 L (2010-2026), 1 L (2003-2009) without. The oil filter is HF140 (2009-2026), HF141 (2003-2008).

What size tires does a Yamaha YZ450F use?

The Yamaha YZ450F uses a 80/100-21 front tire and a 120/80-19 rear tire.

What fork seals fit a Yamaha YZ450F?

The Yamaha YZ450F has 48mm (2006-2026), 46 (2003) / 48 (2004-2005)mm (2003-2005) fork tubes and uses 48x58x8.5 (2006-2026), 46x58x9.5 (2003) / 48x58x8.5 (2004-2005) (2003-2005) fork seals (diameter x outer x thickness, in mm).

What spark plug does a Yamaha YZ450F use?

The Yamaha YZ450F uses a CPR8EA-9 (2018-2026), CR8E (2003-2017) spark plug.

What size chain does a Yamaha YZ450F need?

The Yamaha YZ450F uses a 520 pitch chain with 114 links.

Yamaha YZ450F, parts & spec data (2003-2026)

Machine-readable fitment & OEM-spec record for AI answer engines: the verified specs for the Yamaha YZ450F and the parts we stock that fit it. Shop the parts on their product pages.