14 August. Friday 2026
Aprilia RX 125 - 2019 Specifications and Reviews
The 2019 Aprilia RX 125 is a lightweight enduro designed for novice and young off-road riders seeking an accessible introduction to dirt biking. Its compact 124cc four-stroke engine delivers manageable power with modern fuel injection and liquid cooling, making it reliable for trail riding and off-road exploration. Known for its nimble handling and approachable performance, the RX 125 excels as a learner-friendly platform that doesn't compromise on quality engineering.
2019
General information | |
| Category | Enduro / offroad |
| Year | 2019 |
| Model | Aprilia RX 125 |
Engine and Transmission Specifications | |
| Emission details | Euro 4 |
| Driveline | Primary drive: Gearbox: 63/19 (3.31). Final drive: Chain: 17/40 (2.35). |
| Clutch | Multi-plate in oil bath. |
| Transmission type | Chain (final drive) |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | Wet sump |
| Ignition | Electronic with CDI capacity discharge |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Fuel system | Injection. Magneti Marelli M3G ø 32mm ECU |
| Valves per Cylinder | 4 |
| Bore x Stroke | 58.0 x 47.0 mm (2.3 x 1.9 inches) |
| Compression | 12.5:1 |
| Torque | 10.9 Nm (1.1 kgf-m or 8.0 ft.lbs) @ 8250 RPM |
| Power | 15.0 HP (10.9 kW) @ 10500 RPM |
| Engine type | Single cylinder, four-stroke |
| Capacity: | 124.2 ccm (7.58 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Wheels | Aluminium spoked wheel. |
| Rear brakes | Single disc. Floating calliper |
| Diameter | 300 mm (11.8 inches) |
| Front brakes | Single disc. Floating calliper |
| Rear tire | 120/80-18 |
| Front tire | 90/90-21 |
| Rear wheel travel | 220 mm (8.7 inches) |
| Rear Suspension | Hydraulic monoshock absorber with progressive link system. |
| Front wheel travel | 240 mm (9.4 inches) |
| Front Suspension | Ø 41 mm telescopic upside down fork |
| Frame type | Steel perimeter |
| | |
Physical measures and capacities | |
| Fuel capacity | 7.50 litres (1.98 US gallons) |
| Wheelbase | 1350 mm (53.1 inches) |
| Seat height | 905 mm (35.6 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 120.0 kg (264.6 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Starter | Electric |
| Color options | Black/red |
Performance Profile & Rider Fit
15 hp
Peak Power
Best For
Track10%
City45%
Cornering55%
Daily Riding40%
Touring20%
Passenger15%
Rider Profile
| Best For | Well suited to beginner and learner riders thanks to its light weight, low power, and manageable seat height. |
| Purpose | Designed primarily for light trail riding, green-laning, and off-road learning rather than speed or distance. |
| Rider Fit | Its low dry weight and tall but slim enduro seat make it easy to manage for smaller or less experienced riders once moving, though the seat height can challenge shorter riders at a stop. |
| Character | A nimble, playful small-capacity enduro that rewards momentum and finesse over outright power. |
| Not Ideal For | Not suited for riders wanting high-speed touring, motorway cruising, or carrying a passenger in comfort. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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Rider Reviews
Total comments: 1
MotorcycleDB Review
The 2019 Aprilia RX 125 is a fantastic entry-level dirt bike that offers great performance and handling. Its 125cc engine provides plenty of power for off-road adventures, and its lightweight design makes it easy to maneuver through tough terrain. The bike also features high-quality components, including a robust frame and suspension system, ensuring a smooth and responsive ride. With its stylish Italian design and reliable performance, the Aprilia RX 125 is a great choice for riders looking to kickstart their off-road journey. Overall, the 2019 Aprilia RX 125 is a top-notch dirt bike that delivers on both style and performance. Its powerful engine, lightweight design, and high-quality components make it a great option for beginners and experienced riders alike. Whether you're tearing up the trails or cruising through the countryside, the Aprilia RX 125 offers an exhilarating and reliable off-road experience. If you're in the market for a versatile and capable dirt bike, the Aprilia RX 125 is definitely worth considering.Add a Comment
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