What category is the 2021 KTM 250 SX-F Factory Edition?

General information
Category	Cross / motocross
Model	KTM 250 SX-F Factory Edition
Year	2021

Engine and Transmission Specifications
Driveline	13:48. Primary drive: 22:68.
Clutch	Wet, CSS multi-disc clutch, Brembo hydraulics
Transmission type,final drive	Chain
Gearbox	5-speed
Cooling system	Liquid
Ignition	Keihin EMS
Fuel control	Double Overhead Cams/Twin Cam (DOHC)
Fuel system	Carburettor
Bore x Stroke	78.0 x 52.3 mm (3.1 x 2.1 inches)
Compression	13.5:1
Max RPM RPM	14000
Engine type	Single cylinder, four-stroke
Capacity:	249.91 ccm (15.25 cubic inches)
Brakes, suspension, Frame and wheels
Wheels	CNC machined hubs. Excel rims. Wire spoked.
Rear brakes diameter	260 mm (10.2 inches)
Rear brakes	Single disc. Brake calipers on floating bearings
Front brakes diameter	300 mm (11.8 inches)
Front brakes	Single disc. Brake calipers on floating bearings
Rear wheel travel	300 mm (11.8 inches)
Rear Suspension	WP shock absorber with linkage
Front wheel travel	300 mm (11.8 inches)
Front Suspension	WP-USD, AER 48, Ø 48 mm
Rake (fork angle)	26.1°
Frame type	25CrMo4 steel central-tube frame

Physical measures and capacities
Fuel capacity	7.00 litres (1.85 gallons)
Wheelbase	1,485 mm (58.5 inches)
Ground clearance	370 mm (14.6 inches)
Seat height	960 mm (37.8 inches) If adjustable, lowest setting.
Dry weight	98.5 kg (217.2 pounds)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Starter	Electric
Color options	Orange/blue/white/black

Performance Profile & Rider Fit

Best For

Track90%

City10%

Cornering88%

Daily Riding15%

Touring10%

Passenger5%

Rider Profile

Best For	This bike rewards intermediate to advanced off-road riders who can manage a high-strung, race-tuned 250cc four-stroke engine and stiff competition suspension.
Purpose	Built as a pure motocross competition machine, it's designed for closed-course racing on dirt tracks rather than any form of street or general-purpose riding.
Rider Fit	The tall 37.5 inch seat height, minimal padding, and premix fueling demand a fit, confident rider comfortable standing and attacking rough terrain for extended moto sessions.
Character	It has the character of a razor-sharp, lightweight racing tool that thrives on aggressive throttle input, high-rev power delivery, and precise rider inputs through corners and jumps.
Not Ideal For	This is not the bike for commuters, touring riders, passengers, or anyone seeking road-legal comfort and low-maintenance simplicity.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

Your height

Inseam (optional)

Units

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Feet:

At 960mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with cannot reach comfortably on the 2021 KTM 250 SX-F Factory Edition, with a cramped knee angle of around 85 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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