KTM Mirabell 125 Specs (Top Speed | Horsepower | Weight)

The KTM Mirabell 125 motorcycle specifications include a 124 cc (7.57 cu in) engine, power of 7 hp (5.1 kW) @ 4,500 rpm, and a listed weight of 125 kg (275.6 lb).

Key specifications

1956-1960Model years
124 ccDisplacement
7 hpPower
125 kgDry weight
Model years covered
19561957195819591960

Year-specific specification changes

No material specification changes from the 1956 baseline were found in the available data.

How the KTM Mirabell 125 compares

This compares the motorcycle with all KTM models in this specifications database. The blue marker is this model and the grey line is the KTM database average.

Engine power7 hp
Low 6.9 hpAverage 70.6 hpHigh 177 hp

About 90% lower than the KTM database average. Around the 3rd percentile across KTM models.

Displacement124 cc
Low 49 ccAverage 444 ccHigh 1,301 cc

About 72% lower than the KTM database average. Around the 12th percentile across KTM models.

This model KTM database average

KTM database percentile rankings

Percentiles show where this motorcycle sits across the KTM specifications database. They are descriptive database rankings, not performance ratings.

Engine power3rd

7 hp — more powerful than about 3% of KTM models with power data.

Displacement12th

124 cc — larger displacement than about 12% of KTM models.

Mechanical overview

Engine layout snapshot

Single cylinder, two-stroke • 124 cc • 7 hp
Chassis snapshot

Chain (final drive) • 3.25-12 front / 3.25-12 rear

Additional useful specifications

Front tire size 3.25-12
Rear tire size 3.25-12
Power-to-weight ratio 0.056 hp/kg
Power-to-weight 56.0 hp/tonne
Specific power 56.5 hp/L
Bore/stroke ratio 1.00:1 (Square)

Engine specifications

Engine type Single cylinder, two-stroke
Displacement 124 cc (7.57 cu in)
Power 7 hp (5.1 kW) @ 4,500 rpm
Bore × stroke 54.0 x 54 mm (2.1 x 2.1 inches)
Fuel system Carburettor

Transmission and drivetrain

Final drive Chain (final drive)

Chassis and suspension

Frame Double loop

Brakes, wheels and tires

Front brakes Expanding brake (drum brake)
Rear brakes Expanding brake (drum brake)
Front tire 3.25-12
Rear tire 3.25-12
Wheels Alloy

Dimensions and weight

Dry weight 125 kg (275.6 lb)

Performance

Top speed 80.0 km/h (49.7 mph)
Power/weight ratio 0.0560 hp/kg

Other specifications

Seat Dual

Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from KTM models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official KTM information before relying on them. Visit the official KTM website.