Motocross Bikes
2008KTM 505 SX-F
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The 2008 KTM 505 SX-F is a high-performance four-stroke enduro bike designed for serious off-road riders seeking aggressive trail and motocross riding. Its potent 477cc single-cylinder engine delivers strong power delivery across the rev range, making it ideal for competitive cross-country and enduro racing. Known for its lightweight handling and responsive performance, this machine excels in technical terrain and demanding riding conditions.
- Capacity
- 477.5 ccm
- Engine
- Single
- Gearbox
- 4-speed
- Dry weight
- 104.6 kg
- Seat height
- 960 mm
- Power
- 56.0 HP (41.2 kW)
What’s new for the 2008 KTM 505 SX-F
vs the 2007| Spec | 2007 | 2008 |
|---|---|---|
| Seat height | 925 mm (36.4 inches) | 960 mm (37.8 inches) |
| Fuel capacity | 8.20 litres (2.17 US gallons) | not listed |
| Front suspension | WP USD 48 mm (1.89´) | WP USD 48 mm |
| Rear suspension | 300 / 335 mm (11.81 / 13.19´) | WP monoshock PDS |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built for motocross and hard enduro competition, prioritizing explosive acceleration and razor-sharp handling over comfort or practicality.
- Built for
- A raw, high-strung big-bore thumper that rewards aggressive, committed riding with explosive torque and featherweight agility.
- Not ideal for
- Not suitable for beginners, commuting, passengers, or anyone seeking a comfortable, low-maintenance road-going motorcycle.
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 usEngine
- Capacity
- 477.5 ccm
- Power
- 56.0 HP (41.2 kW)
- Engine type
- Single
- Power/weight ratio
- 0.5354 HP/kg (dry)
- Bore x stroke
- 100.0 x 60.8 mm
- Compression
- 12.5:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Kick
- Ignition
- Kokusan digital DC-CDI
- Valves per cylinder
- 4
- Lubrication system
- Pressure lubrication
Transmission
- Gearbox
- 4-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet multi-disc clutch, operated hydraulically
Dimensions & weight
- Wheelbase
- 1475 mm
- Seat height
- 960 mm
- Dry weight
- 104.6 kg
- Ground clearance
- 380 mm
Chassis & suspension
- Frame
- Central double-cradle-type 25 CrMo 4
- Front suspension
- WP USD 48 mm
- Rear suspension
- WP monoshock PDS
- Front wheel travel
- 300 mm
- Rear wheel travel
- 335 mm
- Rake (fork angle)
- 26.5°
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 260 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 220 mm
- Front tyre
- 80/100-21
- Rear tyre
- 110/90-19
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 | 2007 | 2008 |
|---|---|---|
| Capacity | 478 cc | 478 cc |
| Dry weight | 105 kg | 105 kg |
| Seat height | 925 mm | 960 mm |
| Fuel capacity | 8.2 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 505 SX-F?
The 2008 KTM 505 SX-F has a Capacity of 477.5 ccm (29.14 cubic inches).
What engine power does the KTM 505 SX-F have?
The 2008 KTM 505 SX-F has a Power of 56.0 HP (41.2 kW).
How many gears does the KTM 505 SX-F have?
The 2008 KTM 505 SX-F has a Gearbox of 4-speed.
How much does the KTM 505 SX-F weigh?
The 2008 KTM 505 SX-F has a Dry weight of 104.6 kg (230.6 pounds).
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