Trials Bikes
2021Sherco 125 ST Factory
27 fields on record
The 2021 Sherco 125 ST Factory is a lightweight trial bike engineered for competitive riders seeking precision and agility on technical terrain. Powered by a potent 123.7cc two-stroke engine with digital ignition and liquid cooling, it delivers responsive performance through a 5-speed gearbox. Known for its nimble handling and exceptional maneuverability, this machine excels in trial competition.
- Capacity
- 123.7 ccm
- Engine
- Single, two-stroke
- Gearbox
- 5-speed
- Dry weight
- Not on record
Know it? Add it → - Seat height
- 685 mm
- Power
- 15.0 HP (11.0 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for technical trials riding, tackling obstacles, rocks, and tight balance-based maneuvers at very low speeds rather than for general riding or speed.
- Built for
- A featherweight, high-precision tool that rewards finesse, balance, and throttle control over outright power or comfort.
- Not ideal for
- Not suitable for riders wanting highway speed, passenger capability, long-distance touring, or everyday road commuting.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 123.7 ccm
- Power
- 15.0 HP (11.0 kW)
- Engine type
- Single, two-stroke
- Bore x stroke
- 54.0 x 54.0 mm
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Kick
- Ignition
- Hidria digital
- Lubrication system
- 2% oil pre-mix
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Clutch
- Hydraulic, diaphragm system
Dimensions & weight
- Wheelbase
- 1322 mm
- Seat height
- 685 mm
- Fuel capacity
- 2.40 litres
- Ground clearance
- 310 mm
Chassis & suspension
- Frame
- Tubular section Chrome-moly
- Front suspension
- Aluminum Tech fork Ø 39 mm
- Rear suspension
- Progressive link system with single adjustable shock absorber . 3-way Reiger shock absorber.
- Front wheel travel
- 165 mm
- Rear wheel travel
- 175 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 185 mm
- Rear brakes
- Single disc
Other
- Color options
- White/Blue/Yellow
- Comments
- Spanish brand.
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Sherco 125 ST Factory?
The 2021 Sherco 125 ST Factory has a Capacity of 123.7 ccm (7.55 cubic inches).
What engine power does the Sherco 125 ST Factory have?
The 2021 Sherco 125 ST Factory has a Power of 15.0 HP (11.0 kW).
How many gears does the Sherco 125 ST Factory have?
The 2021 Sherco 125 ST Factory has a Gearbox of 5-speed.
Shop this bike
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The 2021 Sherco 125 ST Factory motorcycle is a top-of-the-line off-road bike designed for maximum performance. With its powerful 125cc engine, advanced suspension system, and lightweight design, this bike is perfect for navigating challenging terrain with ease. The Factory edition also comes with premium components, such as a full FMF exhaust system and high-performance braking system, making it a standout choice for professional riders and experienced enthusiasts.
Overall, the 2021 Sherco 125 ST Factory motorcycle offers top-tier performance and cutting-edge features that set it apart from the competition. Whether you're hitting the trails for a weekend adventure or competing in a race, this bike delivers the power, agility, and durability needed to tackle any off-road challenge. With its stylish design and top-notch engineering, the Sherco 125 ST Factory is a must-have for riders who demand the best in off-road performance.
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