Enduro Bikes
1986Aprilia RX 250
18 fields on record
The 1986 Aprilia RX 250 is a lightweight motocross bike designed for amateur and intermediate riders seeking competitive performance on dirt tracks. Powered by a 246cc liquid-cooled single-cylinder engine with rotary valve induction producing 47 horsepower, it delivers responsive handling and agility. Best known for its reliability and accessible performance, the RX 250 became a popular choice for weekend racers and aspiring professionals during the 1980s motocross scene.
- Capacity
- 246.0 ccm
- Engine
- Single
- Gearbox
- 5-speed
- Wet weight
- 100.0 kg
- Seat height
- Not on record
Know it? Add it → - Power
- 47.0 HP (34.6 kW) @ 8000 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for motocross competition and off-road riding, not for street use, commuting, or long-distance travel.
- Built for
- A raw, aggressive, no-frills racing machine that rewards precise throttle control and aggressive body positioning with sharp, agile handling.
- Not ideal for
- Not for riders seeking comfort, passenger capability, highway cruising, or a forgiving, low-maintenance ride.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 246.0 ccm
- Power
- 47.0 HP (34.6 kW) @ 8000 RPM
- Engine type
- Single
- Power/weight ratio
- 0.4700 HP/kg (wet)
- Bore x stroke
- 72.0 x 61.0 mm
- Compression
- 14.0:1
- Cooling system
- Liquid
- Torque
- Not on record - add it
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
Performance
- Top speed
- 120.0 km/h (74.6 mph)
Dimensions & weight
Brakes & wheels
- Front brakes
- Single disc
- Rear brakes
- Expanding brake
- Front tyre
- 3.00-21
- Rear tyre
- 4.50-18
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 | 1984 | 1985 | 1986 | 1987 |
|---|---|---|---|---|
| Capacity | 246 cc | 246 cc | 246 cc | 246 cc |
| Fuel capacity | 8.5 L | 8.5 L | 8.5 L | 8.5 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 RX 250?
The 1986 Aprilia RX 250 has a Capacity of 246.0 ccm (15.01 cubic inches).
What engine power does the Aprilia RX 250 have?
The 1986 Aprilia RX 250 has a Power of 47.0 HP (34.6 kW) @ 8000 RPM.
How many gears does the Aprilia RX 250 have?
The 1986 Aprilia RX 250 has a Gearbox of 5-speed.
How much does the Aprilia RX 250 weigh?
The 1986 Aprilia RX 250 has a Wet weight of 100.0 kg (220.5 pounds).
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