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Minibikes

2012Sachs MadAss 50

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The 2012 Sachs MadAss 50 is a lightweight minibike for riders who want compact, fun and easy-to-handle transport. Its 50cc air-cooled single makes 2.6 hp, with an 835 mm seat, an 85 kg dry weight and a 5-litre tank.

Capacity
49.5 ccm
Engine
Single, four-stroke
Gearbox
4-speed
Dry weight
85.0 kg
Seat height
835 mm
Power
2.6 HP (1.9 kW) @ 6972 RPM
⇄ Compare with another bike + Add to garage All model years
Other years 2007 2008 2009 2010 2011 2012 2013

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 7Agility 77Comfort 40Off-road 20Touring 10Road manners 45
Off-road & trail20%
Cornering40%
City riding80%
Daily riding55%
Touring10%
Two-up20%
Track5%
Best for
Built purely for short-hop urban commuting and casual fun riding rather than any kind of performance or distance work.
Built for
A quirky, playful minibike with a fun, toy-like personality that prioritizes charm and simplicity over speed or refinement.
Not ideal for
This is not the bike for anyone wanting highway speeds, long-distance touring, or a serious daily passenger-carrying setup.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Full specifications

Engine
Capacity
49.5 ccm
Power
2.6 HP (1.9 kW) @ 6972 RPM
Engine type
Single, four-stroke
Power/weight ratio
0.0306 HP/kg (dry)
Bore x stroke
39.0 x 41.1 mm
Compression
10.0:1
Cooling system
Air
Fuel system
Carburettor
Starting
Electric
Transmission
Gearbox
4-speed
Transmission type
Manual
Final drive
Belt
Performance
Top speed
45.0 km/h (28.0 mph)
Dimensions & weight
Wheelbase
1235 mm
Overall length
1830 mm
Overall width
780 mm
Seat height
835 mm
Dry weight
85.0 kg
Fuel capacity
5.00 litres
Chassis & suspension
Frame
Steel tube
Front suspension
Telescopic
Brakes & wheels
Front brakes
Single disc
Front brakes diameter
260 mm
Rear brakes
Single disc
Rear brakes diameter
215 mm
Front tyre
90/80-16
Rear tyre
90/80-16
Other
Color options
Black, white, anthracite grey

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 20072009201020122013
Capacity 50 cc 50 cc 50 cc 50 cc 50 cc
Dry weight 85 kg 91 kg 91 kg 85 kg 85 kg
Seat height 835 mm 835 mm 835 mm 835 mm 835 mm
Fuel capacity 4.5 L — 5 L 5 L 5 L

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

Rider Reviews

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Common questions

What is the engine size of the Sachs MadAss 50?

The 2012 Sachs MadAss 50 has a Capacity of 49.5 ccm (3.02 cubic inches).

What engine power does the Sachs MadAss 50 have?

The 2012 Sachs MadAss 50 has a Power of 2.6 HP (1.9 kW) @ 6972 RPM.

How many gears does the Sachs MadAss 50 have?

The 2012 Sachs MadAss 50 has a Gearbox of 4-speed.

How much does the Sachs MadAss 50 weigh?

The 2012 Sachs MadAss 50 has a Dry weight of 85.0 kg (187.4 pounds).

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