Enduro Bikes
1990Aprilia ETX 125
25 fields on record
The 1990 Aprilia ETX 125 is a classic two-stroke trail bike from Aprilia. Its liquid-cooled 124cc single produces 17 hp through a six-speed gearbox, with a top speed of about 130 km/h. A tall 890 mm seat and 10-litre tank suit mixed road and dirt riding.
- Capacity
- 124.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- 6-speed
- Wet weight
- 113.0 kg
- Seat height
- 890 mm
- Power
- 17.0 HP (12.5 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Designed for light trail exploration, green-laning, and casual commuting rather than outright performance.
- Built for
- A nimble, low-powered enduro-styled machine that favors flickable handling and simplicity over outright speed.
- Not ideal for
- Not suited for riders wanting sustained highway speeds, long-distance touring comfort, or carrying a passenger any real distance.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 124.0 ccm
- Power
- 17.0 HP (12.5 kW)
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.1504 HP/kg (wet)
- Bore x stroke
- 54.0 x 54.0 mm
- Compression
- 15.5:1
- Cooling system
- Liquid
- Starting
- Kick
- Torque
- Not on record - add it
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
Performance
- Top speed
- 130.0 km/h (80.8 mph)
Dimensions & weight
Chassis & suspension
- Front wheel travel
- 267 mm
- Rear wheel travel
- 290 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 250 mm
- Rear brakes
- Expanding brake
- Rear brakes diameter
- 220 mm
- Front tyre
- 2.75-21
- Rear tyre
- 4.60-17
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 1987 | 1990 | 1991 | 1994 | 1998 | 2001 |
|---|---|---|---|---|---|---|
| Capacity | 124 cc | 124 cc | 124 cc | 124 cc | 124 cc | 125 cc |
| Dry weight | — | — | — | — | — | 115 kg |
| Seat height | 890 mm | 890 mm | 890 mm | 890 mm | 890 mm | 880 mm |
| Fuel capacity | 10 L | 10 L | 10 L | 10 L | 10 L | 12 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Aprilia ETX 125?
The 1990 Aprilia ETX 125 has a Capacity of 124.0 ccm (7.57 cubic inches).
What engine power does the Aprilia ETX 125 have?
The 1990 Aprilia ETX 125 has a Power of 17.0 HP (12.5 kW).
How many gears does the Aprilia ETX 125 have?
The 1990 Aprilia ETX 125 has a Gearbox of 6-speed.
How much does the Aprilia ETX 125 weigh?
The 1990 Aprilia ETX 125 has a Wet weight of 113.0 kg (249.1 pounds).
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