KTM 250 SX - 2021 Specifications and Reviews

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General information
Category	Cross / motocross
Year	2021
Model	KTM 250 SX

Engine and Transmission Specifications
Driveline	13:48. Primary drive: 26:72. 520 X-ring chain.
Clutch	Wet, DDS multi-disc clutch, Brembo hydraulics
Transmission type	Chain (final drive)
Gearbox	5-speed
Cooling system	Liquid
Ignition	Kokusan EMS.
Fuel system	Carburettor. Mikuni TMX.
Bore x Stroke	66.4 x 72.0 mm (2.6 x 2.8 inches)
Engine details	Reed intake
Engine type	Single cylinder, two-stroke
Capacity:	249.0 ccm (15.19 cubic inches)
Brakes, suspension, Frame and wheels
Wheels	CNC machined hubs. Excel rims. Wire spoked. Dunlop Geomax MX 3S tires.
Rear brakes	Single disc
Diameter	260 mm (10.2 inches)
Front brakes	Single disc
Rear tire	110/90-19
Front tire	80/100-21
Rear wheel travel	300 mm (11.8 inches)
Rear Suspension	WP XACT Monoshock with linkage
Front wheel travel	310 mm (12.2 inches)
Front Suspension	WP XACT-USD, Ã˜ 48 mm
Rake (fork angle)	26.5°
Frame type	Chrome-molybdenum steel central-tube

Physical measures and capacities
Fuel capacity	7.50 litres (1.98 US gallons)
Wheelbase	1495 mm (58.9 inches)
Ground clearance	375 mm (14.8 inches)
Seat height	850 mm (33.5 inches) If adjustable, lowest setting.
Dry weight	87.5 kg (192.9 pounds)
Other specs
Starter	Kick
Color options	Orange/white/black

Rider Reviews

Total comments: 1

MotorcycleDB Review

The 2021 KTM 250 SX is a powerful and agile motocross bike that delivers top-notch performance on the track. With its lightweight chassis and powerful 2-stroke engine, this bike offers impressive acceleration and handling. The updated suspension and frame design provide excellent stability and control, making it an ideal choice for riders looking to push their limits. Overall, the 2021 KTM 250 SX is a fantastic motocross bike that delivers on both power and precision. Its impressive performance and handling make it a top contender in the 250cc class. Whether you're a seasoned racer or a weekend warrior, this bike is sure to impress with its speed, agility, and durability. With its sleek design and top-notch performance, the 2021 KTM 250 SX is a standout choice for motocross enthusiasts.