Enduro Bikes
1986KTM 125 Enduro Sport
18 fields on record
The 1986 KTM 125 Enduro Sport is a lightweight single-cylinder offroad machine designed for amateur and recreational riders tackling trails and rough terrain. Known for its agile handling and easy-to-manage 109kg frame, it delivers reliable performance through a liquid-cooled engine paired with a six-speed transmission. This model epitomizes KTM's entry-level enduro philosophy, offering dependable adventure riding without overwhelming complexity.
- Capacity
- 124.0 ccm
- Engine
- Single
- Gearbox
- 6-speed
- Wet weight
- 109.0 kg
- Seat height
- Not on record
Know it? Add it → - Power
- 6.8 HP (5.0 kW) @ 6500 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built for light trail riding, green-lane exploration, and casual off-road fun rather than any kind of speed or highway work.
- Built for
- A playful, old-school two-stroke trail toy that rewards momentum-carrying, nimble riding rather than outright power.
- Not ideal for
- Not for riders wanting highway speed, long-distance comfort, or a passenger-friendly machine.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 124.0 ccm
- Power
- 6.8 HP (5.0 kW) @ 6500 RPM
- Engine type
- Single
- Power/weight ratio
- 0.0624 HP/kg (wet)
- Bore x stroke
- 54.0 x 54.0 mm
- Compression
- 14.0:1
- Cooling system
- Liquid
- Torque
- Not on record - add it
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
Performance
- Top speed
- 83.0 km/h (51.6 mph)
Dimensions & weight
Brakes & wheels
- Front brakes
- Expanding brake
- Rear brakes
- Expanding brake
- Front tyre
- 3.00-21
- Rear tyre
- 4.00-18
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 | 1985 | 1986 |
|---|---|---|---|
| Capacity | 124 cc | 124 cc | 124 cc |
| Fuel capacity | 9.5 L | 9.5 L | 9.5 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 KTM 125 Enduro Sport?
The 1986 KTM 125 Enduro Sport has a Capacity of 124.0 ccm (7.57 cubic inches).
What engine power does the KTM 125 Enduro Sport have?
The 1986 KTM 125 Enduro Sport has a Power of 6.8 HP (5.0 kW) @ 6500 RPM.
How many gears does the KTM 125 Enduro Sport have?
The 1986 KTM 125 Enduro Sport has a Gearbox of 6-speed.
How much does the KTM 125 Enduro Sport weigh?
The 1986 KTM 125 Enduro Sport has a Wet weight of 109.0 kg (240.3 pounds).
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