Key performance

15 ch
Power
🔧
124 cc
Displacement
⚖️
136 kg
Weight
🏎️
120 km/h
Top speed
💺
905 mm
Seat height
7.0 L
Fuel capacity
💰
4 399 €
New price
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Technical specifications

Changements 2025 2026
Torque
11.2 Nm @ 8500 tr/min 11.4 Nm @ 8500 tr/min
Engine type
Single cylinder, four-stroke Monocylindre, 4 temps
Cooling
Liquid liquide
Compression ratio
12.6:1 12-12.6 : 1
Bore × stroke
58.0 x 47.0 mm (2.3 x 1.9 inches) 58 x 47 mm
Fuel system
Injection Injection Ø 32 mm
Valve timing
Double Overhead Cams/Twin Cam (DOHC)
Lubrication
Wet sump
Ignition
ECU Electronics Magneti Marelli MIUG4 ø 32 mm
Starter
Electric électrique
Frame
Twin-tube, steel Cadre double berceau en acier
Gearbox
6-speed boîte à 6 rapports
Final drive
Chain (final drive) Chaîne
Clutch
Wet multi-plate
Front suspension
Ø 41 mm telescopic upside down fork Fourche téléhydraulique inversée Ø 41 mm, déb : 240 mm
Rear suspension
Steel swingarm, monoshock with progressive link system Mono-amortisseur, déb : 220 mm
Front wheel travel
240 mm (9.4 inches)
Rear wheel travel
210 mm (8.3 inches)
Front brakes
Single disc. Floating calliper. Front wheel only ABS. Freinage 1 disque Ø 260 mm, étrier 2 pistons
Rear brakes
Single disc. Floating calliper Freinage 1 disque Ø 220 mm, étrier simple piston
Front tyre
90/90-21 100/80-21
Rear tyre
120/80-18 130/70-18
Seat type
Selle biplaces
Wheelbase
1430.00 mm
Length
2145.00 mm
Width
820.00 mm
Height
1180.00 mm
Weight
134.00 kg 136.00 kg
Dry weight
124.00 kg

Engine

Displacement
124 cc
Power
15.0 ch @ 10500 tr/min (11.0 kW)
Torque
11.4 Nm @ 8500 tr/min
Engine type
Monocylindre, 4 temps
Cooling
liquide
Compression ratio
12-12.6 : 1
Bore × stroke
58 x 47 mm
Valves/cylinder
4
Camshafts
2 ACT
Fuel system
Injection Ø 32 mm
Starter
électrique

Chassis

Frame
Cadre double berceau en acier
Gearbox
boîte à 6 rapports
Final drive
Chaîne
Front suspension
Fourche téléhydraulique inversée Ø 41 mm, déb : 240 mm
Rear suspension
Mono-amortisseur, déb : 220 mm

Brakes

Front brakes
Freinage 1 disque Ø 260 mm, étrier 2 pistons
Rear brakes
Freinage 1 disque Ø 220 mm, étrier simple piston
Front tyre
100/80-21
Rear tyre
130/70-18

Dimensions

Seat height
905.00 mm
Seat type
Selle biplaces
Fuel capacity
7.00 L
Weight
136.00 kg
New price
4 399 €

Overview

Aprilia RX 125 2026 - Technical data and specifics of the 2026 Aprilia RX 125 trail bike.

Standard equipment

  • Assistance au freinage : ABS
  • Jantes à rayon
  • Indicateur de vitesse engagée

Practical info

  • La moto est accessible aux permis : A, A1, A2

Indicators & positioning

Weight-to-power ratio
0.11 ch/kg
🔄
Torque / weight
0.08 Nm/kg
🔧
Volumetric power
119.2 ch/L
In category Enduro / offroad · 62-248cc displacement (982 motorcycles compared)
Power 15 ch Top 44%
7 ch median 15 ch 27 ch
Weight 136 kg Lighter than 6%
72 kg median 111 kg 137 kg
P/W ratio 0.11 ch/kg Top 72%
0.08 median 0.12 0.23 ch/kg

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