Naked Motorcycles
2021UM Max ZN
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The 2021 UM Max ZN is a 125cc commuter motorcycle for learner riders who want light, affordable transport. Its air-cooled single makes 9.4 hp, with a low 750 mm seat and 100 kg dry weight.
- Capacity
- 124.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 100.0 kg
- Seat height
- 750 mm
- Power
- 9.4 HP (6.8 kW) @ 8500 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It is designed as an entry-level commuter or small-capacity sport-styled runabout for short trips rather than serious sport riding.
- Built for
- It offers a modest, easygoing riding experience built around simplicity, low running costs, and approachable everyday use rather than outright performance.
- Not ideal for
- This bike is not suited to riders seeking highway touring capability, high speed, off-road ability, or carrying a passenger over long distances.
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 usEngine
- Capacity
- 124.0 ccm
- Power
- 9.4 HP (6.8 kW) @ 8500 RPM
- Torque
- 8.6 Nm (0.9 kgf-m) @ 7000 RPM
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.0940 HP/kg (dry)
- Bore x stroke
- 56.5 x 49.5 mm
- Compression
- 9.0:1
- Cooling system
- Air
- Fuel system
- Carburettor
- Starting
- Electric & kick
- Ignition
- CDI
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
Dimensions & weight
- Wheelbase
- 1250 mm
- Overall length
- 1900 mm
- Overall width
- 735 mm
- Overall height
- 970 mm
- Seat height
- 750 mm
- Dry weight
- 100.0 kg
Chassis & suspension
- Front suspension
- Hydraulic Telescopic Fork
- Rear suspension
- Single Spring
Brakes & wheels
- Front brakes
- Expanding brake (drum brake)
- Rear brakes
- Expanding brake (drum brake)
- Front tyre
- 2.75-18
- Rear tyre
- 3.00-18
Other
- Color options
- Red, Black, Blue, Orange, Green, White
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the UM Max ZN?
The 2021 UM Max ZN has a Capacity of 124.0 ccm (7.57 cubic inches).
What engine power does the UM Max ZN have?
The 2021 UM Max ZN has a Power of 9.4 HP (6.8 kW) @ 8500 RPM.
How many gears does the UM Max ZN have?
The 2021 UM Max ZN has a Gearbox of 5-speed.
What is the torque of the UM Max ZN?
The 2021 UM Max ZN has a Torque of 8.6 Nm (0.9 kgf-m or 6.3 ft.lbs) @ 7000 RPM.
How much does the UM Max ZN weigh?
The 2021 UM Max ZN has a Dry weight of 100.0 kg (220.5 pounds).
Shop this bike
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The 2021 UM Max ZN is a well-judged naked bike with plenty to like. The 124cc engine produces 9.4 hp and 8.6 Nm, which suits the bike's character well. With a 750 mm seat and a 100 kg weight, it is best suited to comfortable, upright everyday riding, although it is not built for long motorway trips or off-road riding. Worth a close look if it fits your needs.
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