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KTM 250 SX
2020Off-road

KTM 250 SX

Key specifications

Engine
249 cc
Weight
96 kg
Fuel type
petrol
Fuel capacity
2.0 L
Transmission
5-speed
Seat height
37 mm
Front brakes
Single disc. Four-piston calipers.
Rear brakes
Single disc. Two-piston calipers.

Overview

Introducing the 2020 KTM 250 SX, a fierce competitor in the cross-motocross category that embodies the spirit of off-road racing. Designed for those who crave adrenaline and precision, this lightweight powerhouse is the perfect blend of agility, performance, and cutting-edge technology. Whether you’re tearing through dirt trails or tackling tight corners on the track, the 250 SX is engineered to elevate your riding experience to new heights. With KTM’s proven heritage in motocross, this bike stands out as a formidable choice for both amateur riders and seasoned racers alike. At the heart of the 250 SX lies a potent 249cc single-cylinder two-stroke engine that delivers a thrilling rush of power. The meticulously engineered bore and stroke dimensions of 66.4 x 72.0 mm ensure a seamless power delivery, while the liquid cooling system keeps the engine running optimally, even in the most demanding conditions. Coupled with a smooth-shifting 5-speed gearbox, riders can expect precise control as they navigate various terrains. The Mikuni TMX carburettor and Kokusan EMS ignition system further enhance performance, providing instant throttle response and optimal tuning for an exhilarating ride that leaves competitors in the dust. The 2020 KTM 250 SX is not just about raw power; it’s loaded with advanced features that enhance handling and comfort. The chrome-molybdenum steel central-tube frame offers unmatched rigidity while remaining lightweight, providing exceptional feedback and stability during high-speed maneuvers. The WP XACT-USD front suspension with a generous 310 mm of travel, combined with the WP XACT Monoshock at the rear, ensures that the bike can handle rough terrain with ease, soaking up bumps and jumps effortlessly. With a seat height of 950 mm and a ground clearance of 375 mm, it strikes a perfect balance between control and comfort, making it an excellent choice for riders of various skill levels. **

Pros

  • Lightweight Design: At just 95.5 kg (210.5 lbs), the 250 SX is easy to maneuver, making it ideal for both beginners and pros.
  • Powerful Two-Stroke Engine: The responsive 249cc engine delivers impressive power and torque, perfect for aggressive riding styles.
  • Advanced Suspension System: With top-of-the-line WP suspension components, riders can confidently tackle any terrain, ensuring a smooth ride.

Cons

  • Kick Start Only: The absence of an electric start can be a drawback for some riders, especially in challenging conditions.
  • Limited Fuel Capacity: With a fuel tank holding only 7.50 liters (1.98 gallons), longer rides may require frequent refueling stops.
  • Higher Seat Height: The seat height of 950 mm (37.4 inches) may be challenging for shorter riders, limiting accessibility for some enthusiasts.

Technical details

Source specification data

Make
KTM
Model
250 SX
Category
Cross-motocross
Starter
Kick
Color Options
Orange/white/black
Clutch
Wet
,
S
multi-disc clutch,
Brembo
hydraulics
Gearbox
5-speed
Ignition
Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment, type Kokusan
Driveline
Primary
drive: 26:72. 520
X
-ring chain.
Engine Type
Reed intake
Fuel System
Carburettor. Mikuni TMX. Kokusan EMS.
Bore X Stroke
66.4 x 72.0 mm (2.6 x 2.8 inches)
Displacement
249.00 ccm (15.19 cubic inches)
Cooling System
Liquid
Engine Details
Single cylinder, two-stroke
Transmission Type Final Drive
Chain
Dry Weight
95.5 kg (210.5 pounds)
Seat Height
950 mm (37.4 inches) If adjustable, lowest setting.
Fuel Capacity
7.50 litres (1.98 gallons)
Ground Clearance
375 mm (14.8 inches)
Rake
26.5°
Wheels
C
machined hubs.
Excel
rims.
Wire
spoked.
X
3
S
tires.
Rear Tyre
110/90-19
Frame Type
Chrome-molybdenum steel central-tube
Front Tyre
80/100-21
Rear Brakes
Single disc. Two-piston calipers.
Front Brakes
Single disc. Four-piston calipers.
Rear Suspension
WP XACT Monoshock with linkage
Front Suspension
WP XACT-USD, Ø 48 mm
Rear Wheel Travel
300 mm (11.8 inches)
Front Wheel Travel
310 mm (12.2 inches)
Rear Brakes Diameter
220 mm (8.7 inches)
Front Brakes Diameter
260 mm (10.2 inches)

Available colors

Orange/white/black