Motocross Bikes
2021KTM 250 SX-F Troy Lee
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The 2021 KTM 250 SX-F Troy Lee is an intermediate motocross bike designed for developing young riders and smaller-framed competitors seeking competitive performance. Powered by a liquid-cooled 250cc four-stroke engine with advanced electronics and Akrapovic exhaust, it delivers excellent power delivery and reliability. Known for its aggressive Troy Lee Designs graphics and agile handling, this machine excels in both amateur racing and recreational riding.
- Capacity
- 249.9 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 101.0 kg
- Seat height
- 950 mm
- Power
- 43.0 HP (31.6 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for motocross and cross-country racing, excelling over jumps, whoops, and rough terrain rather than any form of street use.
- Built for
- A featherweight, high-revving 250cc four-stroke with race-tuned WP suspension and premium Brembo and Akrapovič components, it rewards an aggressive, attacking riding style.
- Not ideal for
- It is not suitable for commuting, casual road riding, passengers, or riders seeking comfort and long-distance touring 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
- 249.9 ccm
- Power
- 43.0 HP (31.6 kW)
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.4257 HP/kg (dry)
- Bore x stroke
- 78.0 x 52.3 mm
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- Keihin EMS
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet multi-disc clutch, Brembo hydraulics
Dimensions & weight
- Wheelbase
- 1495 mm
- Seat height
- 950 mm
- Dry weight
- 101.0 kg
- Fuel capacity
- 7.00 litres
- Ground clearance
- 370 mm
Chassis & suspension
- Frame
- Central double-cradle-type 25CrMo4 steel
- Front suspension
- WP XACT-USD, Ø 48 mm
- Rear suspension
- WP XACT Monoshock with linkage
- Front wheel travel
- 310 mm
- Rear wheel travel
- 300 mm
- Rake (fork angle)
- 26.5°
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 260 mm
- Rear brakes
- Single disc
- Front tyre
- 80/100-21
- Rear tyre
- 110/90-19
Other
- Color options
- Orange/yellow/purpe/black
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 KTM 250 SX-F Troy Lee?
The 2021 KTM 250 SX-F Troy Lee has a Capacity of 249.9 ccm (15.25 cubic inches).
What engine power does the KTM 250 SX-F Troy Lee have?
The 2021 KTM 250 SX-F Troy Lee has a Power of 43.0 HP (31.6 kW).
How many gears does the KTM 250 SX-F Troy Lee have?
The 2021 KTM 250 SX-F Troy Lee has a Gearbox of 5-speed.
How much does the KTM 250 SX-F Troy Lee weigh?
The 2021 KTM 250 SX-F Troy Lee has a Dry weight of 101.0 kg (222.7 pounds).
Shop this bike
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The 2021 KTM 250 SX-F Troy Lee motorcycle is a top-of-the-line motocross bike that offers exceptional performance and style. Designed in collaboration with legendary designer Troy Lee, this bike features a striking graphic design that sets it apart from the competition. The 250 SX-F is equipped with a powerful 4-stroke engine and advanced suspension system, making it a capable and reliable choice for riders of all skill levels. Whether you're hitting the track or tearing up the trails, the KTM 250 SX-F Troy Lee delivers an exhilarating ride that's sure to impress.
Not only does the 2021 KTM 250 SX-F Troy Lee motorcycle offer impressive performance, but it also boasts top-notch craftsmanship and attention to detail. From its lightweight frame to its high-quality components, every aspect of this bike is designed for maximum durability and reliability. With its winning combination of power, style, and precision engineering, the KTM 250 SX-F Troy Lee stands out as a true standout in the world of motocross bikes. If you're in the market for a high-performance motorcycle that looks as good as it rides, the KTM 250 SX-F Troy Lee is a top contender.
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