KTM 450 SX-F - 2021 Specifications and Reviews

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General information
Category	Cross / motocross
Year	2021
Model	KTM 450 SX-F

Engine and Transmission Specifications
Driveline	5/8 x 1/4
Clutch	Wet, DDS multi-disc clutch, Brembo hydraulics
Transmission type	Chain (final drive)
Gearbox	4-speed
Cooling system	Liquid
Ignition	Keihin EMS
Fuel control	Single Overhead Cams (SOHC)
Fuel system	Injection
Bore x Stroke	95.0 x 63.4 mm (3.7 x 2.5 inches)
Power	63.0 Horsepower">HP (46.0 Kilowatt">kW))
Engine type	Single cylinder, four-stroke
Capacity:	449.3 ccm (27.42 cubic inches)

Brakes, suspension, Frame and wheels
Wheels	CNC machined hubs. Excel rims. Wire spoked.
Rear brakes	Single disc. Brake calipers on floating bearings
Diameter	260 mm (10.2 inches)
Front brakes	Single disc. Brake calipers on floating bearings
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)	26.1°
Frame type	25CrMo4 steel central-tube
Physical measures and capacities
Fuel capacity	7.00 litres (1.85 US gallons)
Wheelbase	1485 mm (58.5 inches)
Ground clearance	370 mm (14.6 inches)
Seat height	950 mm (37.4 inches) If adjustable, lowest setting.
Power/weight ratio	0.6300 HP/kg
Dry weight	100.0 kg (220.5 pounds)
Other specs
Electrical	Lightweight 495 g lithium-ion starter battery
Starter	Electric
Color options	Orange/white/black

Rider Reviews

Total comments: 1

MotorcycleDB Review

The 2021 KTM 450 SX-F is an impressive motorcycle that offers top-of-the-line performance and handling. With its powerful 450cc engine, this bike delivers robust acceleration and plenty of torque for tackling any terrain. The lightweight frame and superior suspension make for precise handling and control, while the ergonomically designed seat and controls enhance rider comfort. Whether you're hitting the motocross track or tearing up the trails, the 2021 KTM 450 SX-F is a top contender in the world of off-road motorcycles. Overall, the 2021 KTM 450 SX-F is a standout choice for riders looking for a high-performance off-road motorcycle. Its combination of power, agility, and rider-friendly features make it a top pick in its class. With KTM's reputation for quality and innovation, the 450 SX-F is a solid investment for anyone serious about off-road riding.