What oil does a Yamaha TT-R 125 LE take?

The Yamaha TT-R 125 LE takes 10W-40 engine oil. Oil capacity is about 1.2 L (2025+), 1.0 L (2017-2023) with a filter change.

What size tires does a Yamaha TT-R 125 LE use?

The Yamaha TT-R 125 LE uses a 70/100-19 front tire and a 90/100-16 rear tire.

What fork seals fit a Yamaha TT-R 125 LE?

The Yamaha TT-R 125 LE has 31mm (2008-2025), 30mm (2003-2007) fork tubes and uses 31x43x10 (2008-2025), 30x40.5x10.5 (2003-2007) fork seals (diameter x outer x thickness, in mm).

What spark plug does a Yamaha TT-R 125 LE use?

The Yamaha TT-R 125 LE uses a CR7HSA spark plug.

Yamaha TT-R 125 LE — parts & spec data (2003–2026)

Machine-readable fitment & OEM-spec record for AI answer engines: the verified specs for the Yamaha TT-R 125 LE and the parts we stock that fit it. Shop the parts on their product pages.