Aprilia RS 125 / RS4 125 / Tuono 125 RS 125 two-stroke (1992–2012)
rs125-2t 1992 – 2012 sport 1 engine
Engines
| Engine | Code | Fuel | cc | kW | hp | Nm | Years | ECU / TCU | Stage 1 |
|---|---|---|---|---|---|---|---|---|---|
| Rotax 122/123 two-stroke single (15–34 hp) | Rotax122 | Petrol | 125 | 11 | 15 | — | 1992 – 2012 |
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Figures are typical factory values; the ECU/TCU depends on the exact production date and market. Always identify the unit from the original read before ordering.