2017KTM 450 EXC-F

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The 2017 KTM 450 EXC-F is a full-size enduro bike engineered for serious off-road enthusiasts seeking competitive performance. Known for its potent four-stroke engine, advanced WP suspension, and lightweight chromoly frame, it delivers precision handling and reliability across varied terrain. The electric-start convenience and aggressive geometry make it ideal for cross-country and enduro racing.

Capacity: 449.3 ccm
Engine: Single, four-stroke
Gearbox: 6-speed
Dry weight: 106.0 kg
Seat height: 960 mm
Power: 50.0 HP (36.8 kW)

⇄ Compare with another bike All model years

Other years 2017 2018 2019 2020 2021 2022 2023 2024

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail98%

Cornering80%

City riding15%

Daily riding15%

Touring20%

Two-up5%

Track40%

Best for: Built for serious enduro and trail riding, including technical terrain, tight woods, and competitive off-road events like Six Days-style challenges.
Built for: A high-strung, race-bred single-cylinder machine that rewards active riding with sharp handling, explosive throttle response, and razor-thin road manners.
Not ideal for: Not suited to riders wanting a comfortable commuter, a passenger-friendly bike, or long paved highway touring.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 960mm, a rider of 68.9" with a 31" (estimated) inseam will not reach the ground comfortably on the 2017 KTM 450 EXC-F, with a cramped knee angle of around 85 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at over 900 mm — Sky High →

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Full specifications

Engine

Capacity: 449.3 ccm
Power: 50.0 HP (36.8 kW)
Engine type: Single, four-stroke
Power/weight ratio: 0.4717 HP/kg
Bore x stroke: 95.0 x 63.4 mm
Cooling system: Liquid
Fuel system: Injection
Starting: Electric
Ignition: Keihin EMS
Torque: Not on record - add it

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Chain
Clutch: Wet, DDS multi-disc clutch, Brembo hydraulics

Dimensions & weight

Wheelbase: 1482 mm
Seat height: 960 mm
Dry weight: 106.0 kg
Fuel capacity: 8.50 litres
Ground clearance: 355 mm

Chassis & suspension

Frame: Chrome-molybdenum steel central-tube frame
Front suspension: WP USD
Rear suspension: WP Xplor PDS shock absorber
Front wheel travel: 300 mm
Rear wheel travel: 310 mm
Rake (fork angle): 26.5°

Brakes & wheels

Front brakes: Single disc. Brake calipers on floating bearings
Front brakes diameter: 260 mm
Rear brakes: Single disc. Brake calipers on floating bearings
Rear brakes diameter: 220 mm
Front tyre: 1.60-21
Rear tyre: 2.15-18

Other

Color options: Orange/white/black

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted

Specification	2017	2019	2021	2022	2024
Capacity	449.30 ccm (27.42 cubic inches)	449.3 ccm (27.42 cubic inches)	449.9 ccm (27.45 cubic inches)	449.9 ccm (27.45 cubic inches)	449.9 ccm (27.45 cubic inches)
Dry weight	106.0 kg (233.7 pounds)	101 kg (222.7 pounds)	105.5 kg (232.6 pounds)	105.5 kg (232.6 pounds)	106.0 kg (233.7 pounds)
Seat height	960 mm (37.8 inches)	960 mm (37.8 inches)	960 mm (37.8 inches)	960 mm (37.8 inches)	960 mm (37.8 inches)
Fuel capacity	8.50 litres (2.25 gallons)	8.50 litres (2.25 US gallons)	9.20 litres (2.43 US gallons)	9.20 litres (2.43 US gallons)	9.20 litres (2.43 US gallons)
Color options	Orange/white/black	Orange/white/black	Orange/white/black	Orange/white/blue	Orange/Blue/White/Red