| MODEL | UM MAX 125 XL 2021 |
| Year | 2021 |
| Engine Type | Single cylinder, four-stroke |
| Displacement / Capacity | 123.7 cc / 7.55 cu in |
| Bore X Stroke | 54 x 44 mm / 2.1 x 1.7 in |
| Compression Ratio | 10.0:1 |
| Cooling System | Air |
| Max Power | 8.8 kW / 12 hp @ 8456 rpm |
| Max Torque | 9.4 Nm / 6.9 ft-lb @ 8456 rpm |
| Ignition | CDI |
| Induction | Single Overhead Cams (SOHC) |
| Start System | Electric & kick |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 5-speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | Telescopic Fork |
| Rear Suspension | Swingarm with dual spring shock absorbers |
| Front Brakes | Single disc |
| Rear Brakes | Expanding brake (drum brake) |
| DIMENSION SPECS | |
| Overall Length | 2060 mm / 81.1 in |
| Overall Width | 710 mm / 28 in |
| Overall Height | 1230 mm / 48.4 in |
| Seat Height | 805 mm / 31.7 in |
| Wheelbase | 1310 mm / 51.6 in |
| Ground Clearance | — |
| Dry Weight | — |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 2.75-18 |
| Rear Tyre | 90/90-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 12 Litres / 3.17 US gal |
| Fuel Consumption | — |
| Top Speed | 126.6 km/h / 78.7 mph |
The 2021 UM Max 125 XL is listed as a allround model with a 123.7 cc single cylinder, four-stroke. The listing gives a claimed output of 8.8 kW / 12 hp, 5-speed gearbox, chain final drive.
