Aprilia MX 125 - 2005 Specifications and Reviews
The 2005 Aprilia MX 125 is a lightweight enduro bike designed for young riders and beginners seeking off-road capability. Its liquid-cooled two-stroke engine delivers responsive performance for trail riding and competition. Known for agile handling and nimble maneuverability, it excels in technical terrain where compact size and low weight prove advantageous.
General information | |
| Category | Enduro / offroad |
| Year | 2005 |
| Model | Aprilia MX 125 |
Engine and Transmission Specifications | |
| Exhaust system | Emissions Euro 2 |
| Clutch | Multiple disks in oil bath. |
| Transmission type,final drive | Chain |
| Cooling system | Liquid |
| Lubrication system | Separate mixer, with variable flow-rate pump. |
| Ignition | Electronic with capacitive discharged. |
| Fuel system | Injection. DellOrto PHBG 19 MS |
| Bore x stroke | 54.0 x 54.6 mm (2.1 x 2.1 inches) |
| Compression | 12.0:1 |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 124.00 ccm (7.57 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 220 mm (8.7 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 320 mm (12.6 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 150/60-17 |
| Front tyre dimensions | 110/70-17 |
| Rear suspension travel | 280 mm (11.0 inches) |
| Rear suspension | Aluminium swinging fork with rectangular cross-section, fitted on frictionless bushes, single hydraulic shock absorber with piggy back. |
| Front suspension travel | 260 mm (10.2 inches) |
| Front suspension | 40 mm upside-down telescopic fork. |
| Frame type | Closed-cradle split at the level of the exhaust, made from high tensile tubular steel |
| | |
Physical measures and capacities | |
| Wheelbase | 1,024 mm (40.3 inches) |
| Ground clearance | 250 mm (9.8 inches) |
| Seat height | 678 mm (26.7 inches) If adjustable, lowest setting. |
| Dry weight | 38.0 kg (83.8 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Color options | Matrix black |
| Starter | Kick |
Performance Profile & Rider Fit
Best For
Track25%
City50%
Cornering60%
Daily Riding35%
Touring20%
Passenger15%
Rider Profile
| Best For | Best suited to riders who already have some two-stroke and small-bike experience, given the peaky power delivery and tall, lightly padded seat. |
| Purpose | This is a supermoto-style machine built for playful, aggressive street and light off-road riding rather than long-distance travel or outright top speed. |
| Rider Fit | The 890 mm seat height and kick-start two-stroke engine demand a fairly active, fit rider comfortable standing on pegs and revving hard to stay in the power band. |
| Character | It has the character of a nimble, high-strung supermoto hooligan bike, eager to wheelie, stoppie, and carve tight corners rather than cruise smoothly. |
| Not Ideal For | It is not a good fit for riders wanting a comfortable highway tourer, a passenger-friendly bike, or a low-maintenance four-stroke commuter. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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