Trials Bikes
2021TRS One RR 125
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The 2021 TRS One RR 125 is a lightweight trial motorcycle designed for riders seeking precision handling and technical performance. Powered by a 124cc two-stroke engine with liquid cooling and five-speed transmission, it excels in navigating challenging terrain with minimal weight. Best known for its responsive agility and competitive-grade components, this model suits intermediate to advanced trial enthusiasts.
- Capacity
- 124.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- 5-speed
- Dry weight
- 65.0 kg
- Seat height
- 640 mm
- Power
- 15.0 HP (11.0 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built exclusively for technical trial competition and obstacle-based off-road riding rather than any form of road use, speed, or distance travel.
- Built for
- A precise, feather-light, high-revving two-stroke tool designed for delicate throttle control, hopping over obstacles, and momentum-based technical maneuvers.
- Not ideal for
- This is not suitable for riders wanting highway travel, passenger carrying, everyday commuting, or any kind of touring comfort.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 124.0 ccm
- Power
- 15.0 HP (11.0 kW)
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.2308 HP/kg (dry)
- Bore x stroke
- 54.0 x 54.6 mm
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Electric & kick
- Ignition
- HIDRIA double spark ignition CDI
- Lubrication system
- 1.5% oil mixture
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- 3-disc system
Dimensions & weight
- Overall length
- 2015 mm
- Overall width
- 830 mm
- Overall height
- 1125 mm
- Seat height
- 640 mm
- Dry weight
- 65.0 kg
- Fuel capacity
- 2.30 litres
- Oil capacity
- 0.40 litres
Chassis & suspension
- Frame
- Twin-spar aluminum
- Front suspension
- TECH with aluminium bar Ø 39
- Rear suspension
- Adjustable monoshock
- Front wheel travel
- 175 mm
- Rear wheel travel
- 168 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 185 mm
- Rear brakes
- Single disc
- Front tyre
- 2.75-21
- Rear tyre
- 4.00-18
Other
- Color options
- Yellow/white/black
- Comments
- Spanish brand.
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 | 2021 | 2022 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|
| Capacity | 124 cc | 124 cc | 124 cc | 124 cc | 124 cc |
| Dry weight | 65 kg | 66 kg | 66 kg | 66 kg | 66 kg |
| Seat height | 640 mm | 640 mm | 640 mm | 640 mm | 640 mm |
| Fuel capacity | 2.3 L | 2.3 L | 2.3 L | 2.3 L | 2.3 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 TRS One RR 125?
The 2021 TRS One RR 125 has a Capacity of 124.0 ccm (7.57 cubic inches).
What engine power does the TRS One RR 125 have?
The 2021 TRS One RR 125 has a Power of 15.0 HP (11.0 kW).
How many gears does the TRS One RR 125 have?
The 2021 TRS One RR 125 has a Gearbox of 5-speed.
How much does the TRS One RR 125 weigh?
The 2021 TRS One RR 125 has a Dry weight of 65.0 kg (143.3 pounds).
Shop this bike
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The 2021 TRS One RR 125 is a powerful and agile off-road motorcycle that delivers exceptional performance on the trails. With its lightweight frame and advanced suspension system, this bike handles rough terrain with ease, allowing riders to navigate tight corners and obstacles with confidence. The 125cc engine provides impressive power and torque, making it well-suited for both beginners and experienced riders. Additionally, the ergonomic design and comfortable seating position make for a smooth and enjoyable ride, even on long journeys. Overall, the TRS One RR 125 is a top choice for riders looking for a reliable and high-performing off-road motorcycle.
In conclusion, the 2021 TRS One RR 125 is a versatile and capable off-road motorcycle that offers exceptional performance and handling. With its powerful engine, advanced suspension, and comfortable design, this bike is well-suited for riders of all skill levels. Whether you're tackling challenging trails or enjoying a leisurely ride through the countryside, the TRS One RR 125 delivers an exhilarating and enjoyable off-road experience. If you're in the market for a high-quality off-road motorcycle, the TRS One RR 125 is definitely worth considering.
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