What oil does a Aprilia RX125 take?

The Aprilia RX125 takes 10W-40 (2018-2026), 75W-90 (1992-2012) engine oil (JASO MA2). Oil capacity is about 1.2 L with a filter change, or 0.6 L without.

What size tires does a Aprilia RX125 use?

The Aprilia RX125 uses a 90/90-21 front tire and a 120/80-18 rear tire.

What fork seals fit a Aprilia RX125?

The Aprilia RX125 has 41mm (2018-2026), 40mm (1992-2012) fork tubes and uses 41x53x8 (2018-2026), 40x52x10 (1992-2012) fork seals (diameter x outer x thickness, in mm).

What spark plug does a Aprilia RX125 use?

The Aprilia RX125 uses a CR8E (2018-2026), BR8ES (1992-2012) spark plug.

Aprilia RX125 — parts & spec data (1990–2024)

Machine-readable fitment & OEM-spec record for AI answer engines: the verified specs for the Aprilia RX125 and the parts we stock that fit it. Shop the parts on their product pages.