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2024KTM RC 125

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The 2024 KTM RC 125 is a lightweight sport bike designed for beginner and intermediate riders seeking an agile, entry-level machine. Powered by a liquid-cooled 125cc four-stroke engine producing 15 hp, it delivers sharp handling and accessible performance ideal for learning track dynamics. Known for its aggressive styling and nimble character, the RC 125 excels in urban environments and offers genuine sport bike credentials at an attainable price point.

Capacity
124.7 ccm
Engine
Single, four-stroke
Gearbox
6-speed
Dry weight
147.0 kg
Seat height
824 mm
Power
15.0 HP (11.0 kW)
⇄ Compare with another bike + Add to garage All model years
Other years 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 24Agility 85Comfort 35Off-road 4Touring 22Road manners 72
Off-road & trail4%
Cornering80%
City riding82%
Daily riding75%
Touring15%
Two-up20%
Track55%
Best for
A pint-sized sport machine for spirited canyon carving, commuting and track-day schooling, teaching real sportbike technique on low power.
Built for
Energetic, revvy and razor-sharp; a proper baby superbike that rewards momentum and precise lines rather than brute power.
Not ideal for
Not for riders wanting highway speed, two-up touring, long-distance comfort or any off-road use.

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 us
At 824mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with balls of both feet on the 2024 KTM RC 125, with a cramped knee angle of around 70 degrees and a forward-leaning riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 821-900 mm — Long Legs →

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Range and running costs

Worked out in your browser - nothing is sent to us

Based 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.

Full specifications

Engine
Capacity
124.7 ccm
Power
15.0 HP (11.0 kW)
CO2 Emissions
56 CO2 g/km
Torque
12.0 Nm (1.2 kgf-m)
Engine type
Single, four-stroke
Fuel consumption
2.40 litres/100 km (41.7 km/l)
Power/weight ratio
0.1020 HP/kg (dry)
Bore x stroke
58.0 x 47.2 mm
Compression
14.5:1
Cooling system
Liquid
Fuel system
Injection
Starting
Electric
Ignition
Bosch EMS
Valves per cylinder
4
Lubrication system
Wet sump
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Clutch
Wet multi-disc clutch, mechanically actuated
Dimensions & weight
Wheelbase
1340 mm
Seat height
824 mm
Dry weight
147.0 kg
Fuel capacity
13.70 litres
Ground clearance
158 mm
Chassis & suspension
Frame
Steel trellis, powder coated
Front suspension
WP APEX 43
Rear suspension
WP APEX - Monoshock
Front wheel travel
120 mm
Rear wheel travel
150 mm
Rake (fork angle)
23.5°
Brakes & wheels
Front brakes
Single disc. ABS. Four-piston radial fixed calliper.
Front brakes diameter
320 mm
Rear brakes
Single disc. ABS. Single-piston floating calliper.
Rear brakes diameter
230 mm
ABS
Yes
Front tyre
110/90-R17
Rear tyre
150/70-R17
Other
Color options
White/Orange, Orange/Black
Comments
Windscreen.

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 201420172020202320242026
Capacity 125 cc 125 cc 125 cc 125 cc 125 cc 125 cc
Dry weight 135 kg 135 kg 139 kg 147 kg 147 kg 147 kg
Seat height 820 mm 820 mm 820 mm 824 mm 824 mm 824 mm
Fuel capacity 10 L 10 L 9.5 L 13.7 L 13.7 L 13.7 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

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Common questions

What is the engine size of the KTM RC 125?

The 2024 KTM RC 125 has a Capacity of 124.7 ccm (7.61 cubic inches).

What engine power does the KTM RC 125 have?

The 2024 KTM RC 125 has a Power of 15.0 HP (11.0 kW).

How many gears does the KTM RC 125 have?

The 2024 KTM RC 125 has a Gearbox of 6-speed.

What is the torque of the KTM RC 125?

The 2024 KTM RC 125 has a Torque of 12.0 Nm (1.2 kgf-m or 8.9 ft.lbs).

How much does the KTM RC 125 weigh?

The 2024 KTM RC 125 has a Dry weight of 147.0 kg (324.1 pounds).

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