14 August. Friday 2026
Aprilia Rx 125 - 2026 Specifications and Reviews
The 2026 Aprilia RX 125 is a lightweight enduro bike designed for novice and young off-road riders seeking an accessible entry point into dirt biking. Powered by a fuel-injected 124cc four-stroke engine producing 15 horsepower, it delivers manageable performance with liquid cooling for reliability in demanding terrain. Known for its nimble handling and approachable character, the RX 125 excels as a learner-friendly platform for developing fundamental off-road riding skills.
2026
General information | |
| Color Options | Black Spider, White Wonder |
| Category | Enduro / offroad |
| | |
Engine and Transmission Specifications | |
| Starting | Electric |
| Emission Details | Euro 5 |
| Emission | 60.3 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel Consumption | 2.60 litres/100 km (38.5 km/l or 90.47 mpg) |
| Clutch | Wet multi-plate |
| Final Drive | Chain (final drive) |
| Gearbox | 6-speed |
| Cooling System | Liquid |
| Ignition | ECU Electronics Magneti Marelli MIUG4 ø 32 mm |
| Fuel Control | Double Overhead Cams/Twin Cam (DOHC) |
| Induction | Injection |
| Valves Per Cylinder | 4 |
| Bore x Stroke | 58.0 x 47.0 mm (2.3 x 1.9 inches) |
| Compression Ratio | 12.6:1 |
| Max Torque | 11.2 Nm (1.1 kgf-m or 8.3 ft.lbs) @ 8000 RPM |
| Max Power | 15.0 HP (10.9 kW)) @ 10000 RPM |
| Capacity: | 124.2 ccm (7.58 cubic inches) |
Physical measures and capacities | |
| Fuel Capacity | 7.00 litres (1.85 US gallons) |
| Wheelbase | 1430 mm (56.3 inches) |
| Overall Width | 820 mm (32.3 inches) |
| Overall Length | 2145 mm (84.4 inches) |
| Overall Height | 1180 mm (46.5 inches) |
| Seat Height | 905 mm (35.6 inches) If adjustable, lowest setting. |
| Power/Weight Ratio | 0.1210 HP/kg |
| Wet Weight | 134.0 kg (295.4 pounds) |
| Dry Weight | 124.0 kg (273.4 pounds) |
Aprilia Rx 125 dimensions and frame | |
| Wheels | Wire spoked. |
| Rear Brakes | Single disc. Floating calliper |
| Brake Disc Diameter | 220 mm (8.7 inches) |
| Front Brakes | Single disc. Floating calliper. Front wheel only ABS. |
| Rear Tyre | 120/80-18 |
| Front Tyre | 90/90-21 |
| Rear Wheel Travel | 210 mm (8.3 inches) |
| Rear Suspension | Steel swingarm, monoshock with progressive link system |
| Front Wheel Travel | 240 mm (9.4 inches) |
| Front Suspension | Ø 41 mm telescopic upside down fork |
| Frame | Twin-tube, steel |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Update specs | Report missing specs or required updates. |
| Instruments | Digital |
| Driveline | Primary drive: Gearbox: 63/19 (3.31). Final drive: Chain: 17/40 (2.35). |
| Lubrication system | Wet sump |
| Engine type | Single cylinder, four-stroke |
| Model year | 2025 |
| Motorcycle name | Aprilia RX 125 |
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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