Naked Motorcycles
2020AJS Tempest Roadster 125
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The 2020 AJS Tempest Roadster 125 is an accessible, all-around commuter bike designed for new and budget-conscious riders. Its lightweight 124cc single-cylinder engine delivers modest but practical performance with a top speed of 96.6 km/h, making it ideal for city riding and short commutes. Known for affordability and reliability, it combines modern fuel injection with traditional air cooling and chain drive simplicity.
- Capacity
- 124.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 124.0 kg
- Seat height
- 780 mm
- Power
- 9.5 HP (6.9 kW) @ 8500 RPM
What’s new for the 2020 AJS Tempest Roadster 125
vs the 2019| Spec | 2019 | 2020 |
|---|---|---|
| Power | 9.9 HP (7.3 kW) @ 8500 RPM | 9.5 HP (6.9 kW) @ 8500 RPM |
| Front brakes | Double disc | Single disc |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It's built for easy commuting, urban errands, and learning the ropes rather than performance riding.
- Built for
- A classic-styled, friendly roadster that prioritizes simplicity, low running costs, and confidence-inspiring manners over outright speed.
- Not ideal for
- This is not the right bike for experienced riders seeking motorway speed, long-distance touring comfort, or off-road capability.
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
- 124.0 ccm
- Power
- 9.5 HP (6.9 kW) @ 8500 RPM
- CO2 Emissions
- 4 CO2 g/km
- Torque
- 9.5 Nm (1.0 kgf-m) @ 6500 RPM
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.0766 HP/kg (dry)
- Bore x stroke
- 54.0 x 54.0 mm
- Cooling system
- Air
- Fuel system
- Injection
- Starting
- Electric & kick
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet, multiplate
Performance
- Top speed
- 96.6 km/h (60.0 mph)
Dimensions & weight
- Wheelbase
- 1330 mm
- Overall length
- 2040 mm
- Overall width
- 800 mm
- Overall height
- 1110 mm
- Seat height
- 780 mm
- Dry weight
- 124.0 kg
- Fuel capacity
- 16.00 litres
Chassis & suspension
- Frame
- Steel
- Front suspension
- Telescopic fork
- Rear suspension
- Dual shocks
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 300 mm
- Rear brakes
- Single disc
- Front tyre
- 110/70-17
- Rear tyre
- 130/70-17
Other
- Color options
- Oasis Blue, Silver Fox, Jet Black
- Comments
- Sold in the UK.
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 | 2018 | 2020 | 2022 | 2024 | 2026 |
|---|---|---|---|---|---|
| Capacity | 124 cc | 124 cc | 124 cc | 124 cc | 124 cc |
| Dry weight | 124 kg | 124 kg | 126 kg | 126 kg | 126 kg |
| Seat height | 780 mm | 780 mm | 780 mm | 780 mm | 780 mm |
| Fuel capacity | 16 L | 16 L | 16 L | 16 L | 16 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 AJS Tempest Roadster 125?
The 2020 AJS Tempest Roadster 125 has a Capacity of 124.0 ccm (7.57 cubic inches).
What engine power does the AJS Tempest Roadster 125 have?
The 2020 AJS Tempest Roadster 125 has a Power of 9.5 HP (6.9 kW) @ 8500 RPM.
How many gears does the AJS Tempest Roadster 125 have?
The 2020 AJS Tempest Roadster 125 has a Gearbox of 5-speed.
What is the torque of the AJS Tempest Roadster 125?
The 2020 AJS Tempest Roadster 125 has a Torque of 9.5 Nm (1.0 kgf-m or 7.0 ft.lbs) @ 6500 RPM.
How much does the AJS Tempest Roadster 125 weigh?
The 2020 AJS Tempest Roadster 125 has a Dry weight of 124.0 kg (273.4 pounds).
Shop this bike
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Similar bikes
Same category, weighted similarity
2021 Orcal Astor 125
125 cc · 124 kg · 780 mm
2020 Atlas Honda CB125F
124 cc · 122 kg · 789 mm
2020 Herald Scrambler 125
124 cc · 126 kg · 740 mm
2020 AJS Tempest Scrambler 125
124 cc · 124 kg · 780 mm
2021 Herald Scrambler 125
124 cc · 126 kg · 740 mm
2019 AJS Tempest Scrambler 125
124 cc · 124 kg · 780 mm
The 2020 AJS Tempest Roadster 125 is a stylish and versatile motorcycle that is perfect for both city commuting and weekend adventures. With its classic design and reliable performance, this roadster is a great choice for riders of all experience levels. The 125cc engine provides plenty of power for zipping around town, while the comfortable seating position and agile handling make it a joy to ride on winding country roads. Plus, the Tempest Roadster 125's fuel-efficient engine and affordable price make it an economical option for budget-conscious riders.
AJS has done a fantastic job of blending classic style with modern performance in the 2020 Tempest Roadster 125. The attention to detail in the design, such as the retro-inspired fuel tank and chrome accents, gives this motorcycle a timeless appeal. The reliable performance and smooth handling make it easy to see why the AJS Tempest Roadster 125 is such a popular choice for riders looking for a stylish and capable roadster. Whether you're a new rider looking for a fun and affordable way to get around or an experienced rider in search of a reliable commuter, the 2020 AJS Tempest Roadster 125 is an excellent option to consider.
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