UM Max ZN - 2021 Specifications and Reviews

The 2021 UM Max ZN is an entry-level sport motorcycle designed for novice riders seeking an affordable, lightweight option. Powered by a modest 124cc single-cylinder engine producing 9.4 hp, it delivers manageable performance ideal for learning fundamentals. Known for its accessible pricing and reliable air-cooled design, the Max ZN suits budget-conscious beginners prioritizing simplicity over performance.

2021
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General information

CategorySport
Year2021
ModelUM Max ZN

Engine and Transmission Specifications

Transmission typeChain   (final drive)
Gearbox5-speed
Cooling systemAir
IgnitionCDI
Fuel controlSingle Overhead Cams (SOHC)
Fuel systemCarburettor. PZ25
Bore x Stroke56.5 x 49.5 mm (2.2 x 1.9 inches)
Compression9.0:1
Torque8.6 Nm (0.9 kgf-m or 6.3 ft.lbs) @ 7000 RPM
Power9.4 HP (6.8 kW) @ 8500 RPM
Engine typeSingle cylinder, four-stroke
Capacity:124.0 ccm (7.57 cubic inches)
 
 

Brakes, suspension, Frame and wheels

Rear brakesExpanding brake (drum brake)
Front brakesExpanding brake (drum brake)
Rear tire3-18
Front tire2.75-18
Rear SuspensionSingle Spring
Front SuspensionHydraulic Telescopic Fork

Physical measures and capacities

Wheelbase1250 mm (49.2 inches)
Overall width735 mm (28.9 inches)
Overall length1900 mm (74.8 inches)
Overall height970 mm (38.2 inches)
Seat height750 mm (29.5 inches) If adjustable, lowest setting.
Power/weight ratio0.0938 HP/kg
Dry weight100.0 kg (220.5 pounds)
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
StarterElectric & kick
Color optionsRed, Black, Blue, Orange, Green, White

Performance Profile & Rider Fit

9.4 hp
Peak Power

Best For

Track10%
City65%
Cornering40%
Daily Riding55%
Touring20%
Passenger25%

Rider Profile

Best ForThis bike is best suited to beginners or new riders who want a light, unintimidating machine to learn on.
PurposeIt is designed as an entry-level commuter or small-capacity sport-styled runabout for short trips rather than serious sport riding.
Rider FitIts low seat height and light dry weight make it very manageable for shorter or lighter riders, including those with limited strength or experience handling a bike.
CharacterIt offers a modest, easygoing riding experience built around simplicity, low running costs, and approachable everyday use rather than outright performance.
Not Ideal ForThis bike is not suited to riders seeking highway touring capability, high speed, off-road ability, or carrying a passenger over long distances.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2021 UM Max ZN Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 750mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2021 UM Max ZN, with a cramped knee angle of around 65 degrees and a forward-leaning riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2021 UM Max ZN motorcycle is a powerful and stylish bike that offers both performance and aesthetics. With a 280cc engine, it provides plenty of power for confident acceleration and smooth handling on the road. The comfortable seating and ergonomic design make long rides a pleasure, while the sleek, modern look of the bike is sure to turn heads. Whether you're cruising through city streets or hitting the open road, the UM Max ZN delivers a thrilling ride that's hard to beat. Overall, the 2021 UM Max ZN motorcycle is a fantastic choice for riders who want a combination of power, style, and comfort. From its impressive performance to its eye-catching design, this bike has a lot to offer. Whether you're a seasoned rider or new to the world of motorcycles, the UM Max ZN is sure to impress.
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