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KTM 250 SX
2017Off-road

KTM 250 SX

Key specifications

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

Overview

Introducing the 2017 KTM 250 SX, a machine that embodies the spirit of competition and the thrill of motocross. Renowned for its agility and power, the 250 SX is a favorite among dedicated racers and weekend warriors alike. Positioned within the cross-motocross category, this model is engineered to tackle the toughest terrains with ease while offering a lightweight, nimble frame that allows for exceptional maneuverability. Whether you’re navigating tight corners or launching off jumps, the KTM 250 SX promises an exhilarating ride that will keep you coming back for more. At the heart of the 2017 KTM 250 SX lies a remarkable single-cylinder, two-stroke engine with a displacement of 249cc. This powerplant is designed to deliver an impressive balance of torque and horsepower, thanks to its 66.4mm bore and 72.0mm stroke configuration. The Mikuni TMX carburetor and advanced fully electronic ignition system ensure that the engine responds instantly to the throttle, offering sharp acceleration and a thrilling powerband that keeps you on your toes. Coupled with a smooth 5-speed gearbox and a wet DDS multi-disc clutch featuring Brembo hydraulics, riders can expect seamless gear shifts, even under the most demanding conditions. With liquid cooling, the engine remains efficient and reliable, allowing for extended rides without overheating. The 250 SX is not just about raw power; it’s also packed with cutting-edge technology and features that enhance performance. The lightweight chrome-molybdenum steel frame provides robust durability while minimizing weight, contributing to its agile handling. The WP USD closed cartridge front suspension and WP rear shock absorber with linkage ensure a plush ride, absorbing shocks from rough terrains and providing 300mm of travel at both ends. With substantial stopping power from the 260mm front disc brake and 220mm rear disc brake, riders can trust the KTM 250 SX to deliver confident braking performance when needed. Plus, the adjustable seat height of 992mm helps accommodate various rider sizes, making it a versatile choice for many. **

Pros

  • Powerful Two-Stroke Engine: The 249cc engine delivers an exhilarating performance with rapid throttle response and a broad powerband.
  • Lightweight and Agile: Weighing just 95.4 kg (210.3 pounds), the KTM 250 SX offers remarkable maneuverability, perfect for tight tracks and aggressive riding styles.
  • Advanced Suspension System: The WP suspension setup provides exceptional shock absorption and stability, enhancing comfort and control on various terrains.

Cons

  • Kick Start Only: The absence of an electric starter may deter some riders who prefer the convenience of a push-button start.
  • Limited Fuel Capacity: With a fuel tank capacity of only 7.00 liters (1.85 gallons), longer rides may require more frequent stops for refueling.
  • Tall Seat Height: At 992mm (39.1 inches), the seat height may be challenging for shorter riders, potentially impacting confidence and comfort while riding.

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
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
95.4 kg (210.3 pounds)
Seat Height
992 mm (39.1 inches) If adjustable, lowest setting.
Fuel Capacity
7.00 litres (1.85 gallons)
Ground Clearance
385 mm (15.2 inches)
Rake
26.5°
Wheels
C
machined hubs.
Excel
rims.
Wire
spoked.
Frame Type
Chrome-molybdenum steel central-tube
Rear Brakes
Single disc. Two-piston calipers.
Front Brakes
Single disc. Four-piston calipers.
Rear Suspension
WP shock absorber with linkage
Front Suspension
WP USD closed cartridge Ø 48 mm
Rear Wheel Travel
300 mm (11.8 inches)
Front Wheel Travel
300 mm (11.8 inches)
Rear Brakes Diameter
220 mm (8.7 inches)
Front Brakes Diameter
260 mm (10.2 inches)

Available colors

Orange/white/black