2017 KTM 450 EXC-F technical specifications

Technical specifications

Model: 450 EXC-F
Years: 2017
Engine: Four stroke, single cylinder, SOHC, 4 valves per cylinder
Capacity: 449.3 cc / cu-in
Bore x Stroke: 95 x 63.4 mm
Compression Ratio: 11.9:1
Lubrication: Pressure lubrication with 2 rotor pumps
Induction: Keihin MX FCR 39 carburetor
Ignition: Keihin EMS
Starting: Electric
Clutch: Wet, DDS multi-disc clutch, Brembo hydraulics
Transmission: 6 Speed
Primary Drive Ratio: 31:76
Secondary Gear Ratio: 14:52
Final Drive: Chain X-Ring 5/8 x 1/4″
Frame: 25CrMo4 steel central-tube frame
Front Suspension: WP 4860 MA upside-down fork
Front Wheel Travel: 300 mm / 11.8 in
Rear Suspension: WP Xplor PDS shock absorber
Rear Wheel Travel: 310 mm / 1.2 in
Front Brakes: Single 260 mm disc, floating caliper
Rear Brakes: Single 220mm disc, floating caliper
Front Tyre: 90/90 - 21
Rear Tyre: 140/80 - 18
Steering Head Angle: 63.5°
Wheelbase: 1482 mm / 58.3 in
Seat Height: 960 mm / 37.8 in
Ground Clearance: 355 mm / 14.0 in
Dry Weight: 106 kg / 233.7 lbs
Fuel Capacity: 8.5 Litres / 2.2 US gal

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