Enduro Bikes
2026Aprilia RX 125
38 fields on record
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.
- Capacity
- 124.2 ccm
- Engine
- Single, four-stroke
- Gearbox
- 6-speed
- Dry weight
- 124.0 kg
- Seat height
- 905 mm
- Power
- 15.0 HP (10.9 kW) @ 10000 RPM
What’s new for the 2026 Aprilia RX 125
vs the 2025| Spec | 2025 | 2026 |
|---|---|---|
| Top speed | 120.0 km/h (74.6 mph) | not listed |
Other years
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2025
2026
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Designed primarily for light trail riding, green-laning, and off-road learning rather than speed or distance.
- Built for
- 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.
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 usRange and running costs
Worked out in your browser - nothing is sent to usBased on the maker's published fuel consumption and tank size. Real-world figures depend on how and where you ride, and the last litres of a tank are reserve. Prices shown greyed are examples - type your own.
Engine
- Capacity
- 124.2 ccm
- Power
- 15.0 HP (10.9 kW) @ 10000 RPM
- Torque
- 11.2 Nm (1.1 kgf-m) @ 8000 RPM
- Engine type
- Single, four-stroke
- Fuel consumption
- 2.60 litres/100 km (38.5 km/l)
- Power/weight ratio
- 0.1210 HP/kg (dry)
- Bore x stroke
- 58.0 x 47.0 mm
- Compression
- 12.6:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- ECU Electronics Magneti Marelli MIUG4 ø 32 mm
- Valves per cylinder
- 4
- Lubrication system
- Wet sump
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet multi-plate
Dimensions & weight
- Wheelbase
- 1430 mm
- Overall length
- 2145 mm
- Overall width
- 820 mm
- Overall height
- 1180 mm
- Seat height
- 905 mm
- Dry weight
- 124.0 kg
- Wet weight
- 134.0 kg
- Fuel capacity
- 7.00 litres
- Ground clearance
- Not on record - add it
Chassis & suspension
- Frame
- Twin-tube, steel
- Front suspension
- Ø 41 mm telescopic upside down fork
- Rear suspension
- Steel swingarm, monoshock with progressive link system
- Front wheel travel
- 240 mm
- Rear wheel travel
- 210 mm
Brakes & wheels
- Front brakes
- Single disc. Floating calliper. Front wheel only ABS.
- Rear brakes
- Single disc. Floating calliper
- ABS
- Yes
- Front tyre
- 90/90-21
- Rear tyre
- 120/80-18
Other
- Color options
- Black Spider, White Wonder
Specs last verified against published sources: .
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 | 1994 | 2005 | 2015 | 2026 |
|---|---|---|---|---|---|
| Capacity | 124 cc | 124 cc | 125 cc | 124 cc | 124 cc |
| Dry weight | 91 kg | 91 kg | 91 kg | 116 kg | 124 kg |
| Seat height | 925 mm | 925 mm | 925 mm | 830 mm | 905 mm |
| Fuel capacity | 8.5 L | 8.5 L | 12 L | 10 L | 7 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 125?
The 2026 Aprilia RX 125 has a Capacity of 124.2 ccm (7.58 cubic inches).
What engine power does the Aprilia RX 125 have?
The 2026 Aprilia RX 125 has a Power of 15.0 HP (10.9 kW) @ 10000 RPM.
How many gears does the Aprilia RX 125 have?
The 2026 Aprilia RX 125 has a Gearbox of 6-speed.
What is the torque of the Aprilia RX 125?
The 2026 Aprilia RX 125 has a Torque of 11.2 Nm (1.1 kgf-m or 8.3 ft.lbs) @ 8000 RPM.
How much does the Aprilia RX 125 weigh?
The 2026 Aprilia RX 125 has a Dry weight of 124.0 kg (273.4 pounds).
Shop this bike
Affiliate linksWe may earn a commission from qualifying eBay or Amazon purchases made through these links. As an Amazon Associate I earn from qualifying purchases.
Please log in or register if you'd like to leave a comment.
Own one? Add it to My Garage and write an owner review with an Owner badge.