Enduro Bikes
2017KTM 450 EXC-F Six Days
40 fields on record
The 2017 KTM 450 EXC-F Six Days is a high-performance enduro bike engineered for competitive off-road racing and experienced riders tackling extreme terrain. Known for its potent 450cc four-stroke engine, lightweight construction at 106.5kg, and premium WP suspension, it excels in challenging cross-country and Six Days events. The electric starter and manageable 960mm seat height offer practicality despite its serious competition pedigree.
- Capacity
- 449.3 ccm
- Engine
- Single, four-stroke
- Gearbox
- 6-speed
- Dry weight
- 106.5 kg
- Seat height
- 960 mm
- Power
- 50.0 HP (36.8 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It's a purpose-built extreme enduro and hard-terrain competition machine, closely derived from KTM's factory Six Days race edition.
- Built for
- Sharp, light, and explosive, it rewards aggressive throttle control and precise body positioning with race-bred agility over rocks, roots, and ruts.
- Not ideal for
- This is not a good fit for commuting, casual road riding, two-up touring, or anyone wanting a comfortable, low-maintenance daily bike.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usRange and running costs
Worked out in your browser - nothing is sent to usBased on the published US (EPA-style) fuel economy estimate and tank size. Real-world figures depend on how and where you ride, and the last litres of a tank are reserve. Prices shown greyed are examples - type your own.
Engine
- Capacity
- 449.3 ccm
- Power
- 50.0 HP (36.8 kW)
- CO2 Emissions
- 105 CO2 g/km
- EPA Certificate No.
- HKTXC.510EXC-006
- EPA Est. Fuel Consumption
- 4.48 L/100km (52.5 US mpg)
- EPA CO Emissions
- 6.3 CO g/km
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.4695 HP/kg (dry)
- Bore x stroke
- 95.0 x 63.4 mm
- Compression
- 12.7:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric & kick
- Ignition
- Keihin EMS
- Aspiration
- Naturally aspirated
- Valves per cylinder
- 4
- 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
- 106.5 kg
- Fuel capacity
- 8.50 litres
- Ground clearance
- 355 mm
Chassis & suspension
- Frame
- Chrome-molybdenum steel central-tube
- Front suspension
- WP-USD Xplor 48 with preload adjuster
- 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
- 90/90-21
- Rear tyre
- 140/80-18
Other
- Color options
- Orange/white/red/blue
- Fuel Tank Material
- Plastic
Specs last verified against published sources: .
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 | 2020 | 2022 | 2025 | 2027 |
|---|---|---|---|---|---|
| Capacity | 449 cc | 450 cc | 450 cc | 450 cc | 450 cc |
| Dry weight | 107 kg | 106 kg | 106 kg | 108 kg | 108 kg |
| Seat height | 960 mm | 960 mm | 960 mm | 963 mm | 963 mm |
| Fuel capacity | 8.5 L | 9 L | 9.2 L | 8.5 L | 8.5 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the KTM 450 EXC-F Six Days?
The 2017 KTM 450 EXC-F Six Days has a Capacity of 449.3 ccm (27.42 cubic inches).
What engine power does the KTM 450 EXC-F Six Days have?
The 2017 KTM 450 EXC-F Six Days has a Power of 50.0 HP (36.8 kW).
How many gears does the KTM 450 EXC-F Six Days have?
The 2017 KTM 450 EXC-F Six Days has a Gearbox of 6-speed.
How much does the KTM 450 EXC-F Six Days weigh?
The 2017 KTM 450 EXC-F Six Days has a Dry weight of 106.5 kg (234.8 pounds).
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