| MODEL | UM DSR 125 EX 2023 |
| Year | 2023 |
| Engine Type | Single cylinder, four-stroke |
| Displacement / Capacity | 124.6 cc / 7.6 cu in |
| Bore X Stroke | 58 x 47 mm / 2.3 x 1.9 in |
| Compression Ratio | 9.2:1 |
| Cooling System | Liquid |
| Max Power | 10.8 kW / 14.8 hp @ 10750 rpm |
| Max Torque | — |
| Ignition | CDI |
| Induction | Injection. Dellorto |
| Start System | Electric & kick |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 6-speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | Inverted telescopic fork |
| Rear Suspension | Monoshock with gas reservoir |
| Front Brakes | Single disc. Wave disc. Hydraulic. Radially mounted two-piston fork caliper. |
| Rear Brakes | Single disc. Wave disc. Hydraulic. Radially mounted two-piston fork caliper. |
| DIMENSION SPECS | |
| Overall Length | 2140 mm / 84.3 in |
| Overall Width | 825 mm / 32.5 in |
| Overall Height | 1220 mm / 48 in |
| Seat Height | 910 mm / 35.8 in |
| Wheelbase | 1425 mm / 56.1 in |
| Ground Clearance | 190 mm / 7.5 in |
| Dry Weight | 124 kg / 273.4 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 90/90-21 |
| Rear Tyre | 120/80-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 6.3 Litres / 1.66 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The 2023 UM DSR 125 EX is a model in the range with a 124.6 cc single cylinder, four-stroke. The listing gives a claimed output of 10.8 kW / 14.8 hp, 6-speed gearbox, chain final drive. Weight is listed as 124 kg.
