Naked Motorcycles
2021Honda TMX 125 Alpha
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The 2021 Honda TMX 125 Alpha is a durable commuter bike sold in some Asian countries. Its air-cooled 124.1cc single makes 9.7 hp at 8,000 rpm and 9.4 Nm through a five-speed gearbox. A 771 mm seat, 108 kg dry weight and an 8.6-litre tank make it a dependable workhorse.
- Capacity
- 124.1 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 108.0 kg
- Seat height
- 771 mm
- Power
- 9.7 HP (7.1 kW) @ 8000 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It's built as a rugged, low-cost workhorse for daily transport, light hauling, and utility use rather than performance riding.
- Built for
- It has a simple, no-frills, dependable character rooted in durability and low running costs rather than excitement.
- Not ideal for
- It's not for riders seeking highway speed, long-distance touring comfort, or sporty cornering performance.
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
- 124.1 ccm
- Power
- 9.7 HP (7.1 kW) @ 8000 RPM
- Torque
- 9.4 Nm (1.0 kgf-m) @ 6500 RPM
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.0898 HP/kg (dry)
- Bore x stroke
- 56.5 x 49.5 mm
- Cooling system
- Air
- Fuel system
- Carburettor
- Starting
- Electric & kick
- Ignition
- CDI
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
Dimensions & weight
- Wheelbase
- 1306 mm
- Overall length
- 2037 mm
- Overall width
- 778 mm
- Overall height
- 1068 mm
- Seat height
- 771 mm
- Dry weight
- 108.0 kg
- Fuel capacity
- 8.60 litres
- Ground clearance
- 163 mm
- Oil capacity
- 1.00 litres
Chassis & suspension
- Front suspension
- Telescopic Fork
- Rear suspension
- Twin shocks
Brakes & wheels
- Front brakes
- Expanding brake (drum brake)
- Rear brakes
- Expanding brake (drum brake)
- Front tyre
- 80/100-18
- Rear tyre
- 90/90-18
Other
- Color options
- Black, blue red
- Comments
- Sold in some Asian contries.
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 | 2015 | 2017 | 2019 | 2020 | 2021 | 2022 |
|---|---|---|---|---|---|---|
| Capacity | 124 cc | 124 cc | 124 cc | 124 cc | 124 cc | 125 cc |
| Dry weight | 108 kg | 108 kg | 108 kg | 108 kg | 108 kg | 113 kg |
| Seat height | 771 mm | 771 mm | 771 mm | 771 mm | 771 mm | 759 mm |
| Fuel capacity | 8.6 L | 8.6 L | 8.6 L | 8.6 L | 8.6 L | 8.6 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 Honda TMX 125 Alpha?
The 2021 Honda TMX 125 Alpha has a Capacity of 124.1 ccm (7.57 cubic inches).
What engine power does the Honda TMX 125 Alpha have?
The 2021 Honda TMX 125 Alpha has a Power of 9.7 HP (7.1 kW) @ 8000 RPM.
How many gears does the Honda TMX 125 Alpha have?
The 2021 Honda TMX 125 Alpha has a Gearbox of 5-speed.
What is the torque of the Honda TMX 125 Alpha?
The 2021 Honda TMX 125 Alpha has a Torque of 9.4 Nm (1.0 kgf-m or 6.9 ft.lbs) @ 6500 RPM.
How much does the Honda TMX 125 Alpha weigh?
The 2021 Honda TMX 125 Alpha has a Dry weight of 108.0 kg (238.1 pounds).
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