Naked Motorcycles
2026UM Xtreet RS 125
33 fields on record
The 2026 UM Xtreet RS 125 is a naked learner bike from UM. Its air-cooled 123.6cc single makes 12.1 hp at 8,000 rpm and 9.5 Nm through a six-speed gearbox. An 825 mm seat, 139 kg wet weight and 13-litre tank suit commuting.
- Capacity
- 123.6 ccm
- Engine
- Single, four-stroke
- Gearbox
- 6-speed
- Wet weight
- 139.0 kg
- Seat height
- 825 mm
- Power
- 12.1 HP (8.8 kW) @ 8000 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built for everyday road riding - commuting, errands and weekend rides - with an upright, unfaired riding position.
- Built for
- A naked bike from UM with a 124cc engine; its character is easy-going and economical, with 12 hp on tap.
- Not ideal for
- Not ideal for long motorway journeys at speed or for off-road riding.
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
- 123.6 ccm
- Power
- 12.1 HP (8.8 kW) @ 8000 RPM
- Torque
- 9.5 Nm (1.0 kgf-m) @ 6500 RPM
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.0871 HP/kg (wet)
- Bore x stroke
- 58.0 x 47.0 mm
- Compression
- 10.0:1
- Cooling system
- Air
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- CDI
- Valves per cylinder
- 4
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
Dimensions & weight
- Wheelbase
- 1320 mm
- Overall length
- 1920 mm
- Overall width
- 760 mm
- Overall height
- 1100 mm
- Seat height
- 825 mm
- Wet weight
- 139.0 kg
- Fuel capacity
- 13.00 litres
- Ground clearance
- 150 mm
- Dry weight
- Not on record - add it
Chassis & suspension
- Frame
- Steel
- Front suspension
- Inverted, hydraulic fork
- Rear suspension
- Monoshock with adjustable preload
- Front wheel travel
- 130 mm
Brakes & wheels
- Front brakes
- Single disc. Combined braking system (CBS)
- Front brakes diameter
- 250 mm
- Rear brakes
- Single disc
- Front tyre
- 110/60-17
- Rear tyre
- 140/60-17
Other
- Color options
- Black, red
Specs last verified against published sources: .
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 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|
| Capacity | 124 cc | 124 cc | 124 cc | 124 cc |
| Seat height | 825 mm | 825 mm | 825 mm | 825 mm |
| Fuel capacity | 13 L | 13 L | 13 L | 13 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the UM Xtreet RS 125?
The 2026 UM Xtreet RS 125 has a Capacity of 123.6 ccm (7.54 cubic inches).
What engine power does the UM Xtreet RS 125 have?
The 2026 UM Xtreet RS 125 has a Power of 12.1 HP (8.8 kW) @ 8000 RPM.
How many gears does the UM Xtreet RS 125 have?
The 2026 UM Xtreet RS 125 has a Gearbox of 6-speed.
What is the torque of the UM Xtreet RS 125?
The 2026 UM Xtreet RS 125 has a Torque of 9.5 Nm (1.0 kgf-m or 7.0 ft.lbs) @ 6500 RPM.
How much does the UM Xtreet RS 125 weigh?
The 2026 UM Xtreet RS 125 has a Wet weight of 139.0 kg (306.4 pounds).
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