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250 SX
249cc2-stroke1 cylLiquid-cooledElectric start
About the 250 SX
KTM's 250cc two-stroke motocross bike, for racers and riders who want the light, punchy feel of a big-bore two-stroke.
- Family
- 250/300 2-Strokes
- Model years
- 1992 – present
- Also known as
- KTM 250 SX, 250SX, KTM 250 SX Factory Edition
- Trims
- Factory Edition
10 sources
- motocrossactionmag.com › all-new-2023-ktm-fuel-injected-two-stro…
- ktm.com › motocross
- dirtbikemagazine.com › 2019-ktm-motocross-bikes
- dirtbiketest.com › first-look-2023-ktm-sx-xc-models
- dirtbikemagazine.com › ktm-motocross-bikes-for-2017
- ktm.com › 2-stroke
- dirtbikemagazine.com › 2011-ktm-sx-models
- racerxonline.com › 2007-ktm-two-stroke-intro
- bike-parts-ktm.com › 250_MOTO
- bike-parts-ktm.com › SX
Generations
2023 – present
250 SXCurrentAll-new frame and engine with throttle-body fuel injection and electric start only.
- Engine
- 249cc
- Cooling
- Liquid-cooled
- Starter
- Electric start
- Gearbox
- 5-speed
- Fuel
- Fuel injection
2019 – 2022
250 SXNew frame, aluminium head stays and reworked engine details.
- Engine
- 249cc
- Cooling
- Liquid-cooled
- Starter
- Kick start
- Gearbox
- 5-speed
- Fuel
- Carburettor
2017 – 2018
250 SXNew frame and new counterbalanced engine with twin-valve power valve.
- Engine
- 249cc
- Cooling
- Liquid-cooled
- Starter
- Kick start
- Gearbox
- 5-speed
- Fuel
- Carburettor
2011 – 2016
250 SXCompletely new chassis and a new cylinder.
- Engine
- 249cc
- Cooling
- Liquid-cooled
- Starter
- Kick start
- Gearbox
- 5-speed
- Fuel
- Carburettor
1992 – 2010
250 SXFully redesigned frame, swingarm, bodywork and engine.
- Engine
- 249cc
- Cooling
- Liquid-cooled
- Starter
- Kick start
- Gearbox
- 5-speed
- Fuel
- Carburettor
Year specs
- Engine
- 249 cc
- Bore × stroke
- 66.4 × 72 mm
- Cooling
- Liquid-cooled
- Starter
- Electric start
- Gearbox
- 5-speed
- Fuel system
- Fuel injection
- Horsepower
- —
- Torque
- —
- Dry weight
- 99.4 kg
- Wet weight
- —
- Seat height
- 958 mm
- Ground clearance
- 354 mm
- Wheelbase
- 1485 mm
- Fuel capacity
- 7.2 L
- MSRP
- $9,649
engine_cc computed from the cited bore x stroke.
1 source
Gallery
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