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KTM 250 SX

2024 KTM 250 SX Specs, Top Speed, Horsepower, & Price

KTM has launched the latest model of its two-stroke motocrosser, the KTM 250 SX. It comes with a quarter-liter, single-cylinder 2-stroke engine that delivers smashing performance. It gets a 5-speed gearbox and KTM has equipped it with top-class components. The new model comes in a fresh paint scheme and updated graphics that resemble the bigger KTM 450 SX-F. The KTM 250 SX is one of the best two-stroke motocrossers in its class.

KTM 250 SX Top Speed, Horsepower, Specifications, & Review

KTM 250 SX Key Specifications

Engine 2-Stroke, 1-Cylinder
Transmission 5-Speed
Power49.23 hp
Seat Height950 mm
Dry Weight95.5 kg
Fuel Tank Capacity7.5 liters

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Top Features

  • Lightweight double-cradle type frame
  • Powder-coated frame with standard frame protectors
  • NEKEN aluminum tapered handlebar
  • One-piece gravity die-cast swingarm
  • WP XACT-USD inverted forks
  • WP XACT rear mono-shock
  • Brembo hydraulics DDS clutch
  • CNC machined hubs and Excel rims
  • Dunlop Geomax-MX33 tires
  • Kokusan engine management system
  • Mikuni TMX carburetor
  • Twin valve power valve system
  • 5-Speed gearbox
  • CDI controlled ignition unit
  • Lateral balancer shaft

KTM 250 SX Review

This KTM motocrosser comes with a single-cylinder, 2-stroke engine that is linked to a 5-speed transmission. Its engine incorporated a balancer shaft that helps in reducing vibrations. The KTM 250 SX has a maximum power output of 49.23 horsepower, making it one of the most powerful in its category. It comes with a 38 mm Mikuni TMX flat slide carburetor like the 2024 KTM 125 SX and it uses a Kokusan engine management system. KTM has equipped this motocrosser with DDS multi-disc Brembo hydraulic clutch. The KTM 250 SX top speed is 85 mph and it is one of the fastest bikes in the quarter-liter motocross segment.

KTM 250 SX horsepower

It is equipped with a 48 mm WP XACT USD front fork that has a wheel travel of 310 mm. At the rear, it gets a WP XACT mono-shock that has a wheel travel of 300 mm. The KTM 250 SX comes with a 260 mm front disc brake and a 220 mm rear disc brake. This MX bike uses a very lightweight central double cradle type frame like the KTM 500 EXC-F and its dry weight is only 95.5 kg. It has a seat height of 950 mm and its maximum ground clearance is 375 mm. The KTM 250 SX has a fuel tank capacity of 7.5 liters and its steering head angle is 63.9 °.

KTM 250 SX Price & Competition

This 2-stroke motocross from KTM carries a very premium price tag. The new 250 SX price in the united states is $ 8,499 excluding the destination charges. It competes with the Yamaha YZ250X, Kawasaki KX250 and Husqvarna TC 250 in the 250cc class.

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KTM 250 SX Specifications

Engine & Transmission

Engine TypeTwo-Stroke, Single-Cylinder, Liquid-Cooled, DOHC
Engine Displacement250cc
No. of Cylinders1
Fuel TypePetrol
Fuel SupplyMikuni Carburetor
Cooling SystemLiquid-Cooling
Bore 72 mm
Stroke66.4 mm
Compression Ratio14.4:1
Valves Per Cylinder2
Starting Kick Starter
Ignition Digital
Transmission 5-Speed
ClutchWet Multi-Plate
Final DriveChain

Top Speed Performance, & Mileage

Power 41.1 HP @ 13,700 rpm
Torque91.1 lb-ft @ 9,100 rpm
Top SpeedThe KTM 250 SX top speed is approximately 85 mph
Mileage22-24 km/l
0-100 mph

Chassis & Suspension

Body TypeMotocross
ChassisCentral Double-Cradle-Type 25CrMo4 Steel
Front Suspension48 mm WP XACT-USD
Rear Suspension WP XACT Mono-Shock
Front Wheel Travel12.1 inch
Rear Wheel Travel11.8 inch

Brakes, Wheels, & Tires

Front BrakeBrembo 2-Piston Caliper Disc
Rear BrakeBrembo 1-Piston Caliper Disc
Front Brake Diameter260 mm
Rear Brake Diameter220 mm
Front Wheel21 Inch Spoke Rim
Rear Wheel19 Inch Spoke Rim
Tire TypeTube Type
Front Tire Size80/100-21
Rear Tire Size110/90-19

Dimension & Capacity

Wheelbase 58.5 in
Seat Height 950 mm
Ground Clearance375 mm
Fuel Tank Capacity7.5 liters
Seating Capacity1

Electricals & Lighting

Battery TypeNo Battery
Battery Capacity0
Pilot LightsNo
Taillights No
Turn Signals No
Pass LightNo

Instrument Console & Speedometer

Console TypeNo Instrument Console
Trip MeterNo
No. of Trip MetersNo
Fuel GaugeNo
Gear Shift LightNo
Gear Position Indicator No
Low Fuel Indicator No
Engine Temperature IndicatorNo
Service Indicator No

Other Features

Electric StarterNo
Engine kill SwitchNo
Stand Alarm No
Stepped SeatNo
Pillion SeatNo
Pillion GrabrailsNo
Pillion Footrest No
Underseat StorageNo
Additional Features30-Day Limited Warranty

Conclusion on KTM 250 SX

The 250 SX is absolute madness, it is very lightweight, agile, & powerful. This two-stroke motocrosser offers an enthralling performance. KTM has used top-quality components on this 250cc motocrosser and it has a commendable build quality. The new updated model comes with fresh graphics that looks attractive. KTM 250 SX is one of the most powerful and one of the lightest motocross bikes in its class.

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