ATK 450 XC - 2008 Specifications and Reviews

The 2008 ATK 450 XC is a lightweight enduro bike engineered for trail riders seeking nimble handling and reliable performance. Its 449cc liquid-cooled single-cylinder engine delivers 48 horsepower through a 5-speed gearbox, making it ideal for technical off-road terrain. The fuel injection system and robust construction ensure dependable power delivery across varied riding conditions.

2008
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General information

CategoryEnduro / offroad
Year2008
ModelATK 450 XC
 
 

Engine and Transmission Specifications

ClutchMagura Hydraulic
Gearbox5-speed
Cooling systemLiquid
StarterElectric
Ignition12v Battery w Constant Energy Inductive Coil
Fuel controlDOHC
Fuel systemInjection. EFI Fuel Injection
Bore x stroke95.0 x 63.4 mm (3.7 x 2.5 inches)
Compression12.3:1
Power48.00
Stroke4
Engine typeSingle cylinder
Capacity:449.00 ccm (27.40 cubic inches)

Physical measures and capacities

Wheelbase1,486 mm (58.5 inches)
Ground clearance361 mm (14.2 inches)
Seat height965 mm (38.0 inches) If adjustable, lowest setting.
Dry weight109.8 kg (242.0 pounds)
 
 

ATK 450 XC dimensions and frame

Rear brakes diameter220 mm (8.7 inches)
Rear brakesSingle disc. Dual piston, 220mm Rotor
Front brakes diameter240 mm (9.4 inches)
Front brakesSingle disc. Dual piston, 240mm Rotor
Rear suspension travel320 mm (12.6 inches)
Rear suspensionOhlins POS 12.6' Travel
Front suspension travel305 mm (12.0 inches)
Front suspension46mm Ohlins 12' Travel
Frame typeAluminum Twin-Spar

Speed and acceleration

Power/weight ratio0.4373 HP/kg

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

48 hp
Peak Power

Best For

Track30%
City20%
Cornering60%
Daily Riding20%
Touring20%
Passenger5%

Rider Profile

Best ForThis is a serious offroad competition machine best suited to experienced dirt riders comfortable with a powerful, light, high-strung 450cc single.
PurposeBuilt purely for enduro and cross-country racing, prioritizing light weight, long-travel suspension, and aggressive off-road performance over street usability.
Rider FitIts tall seat height, minimal weight, and racing ergonomics demand good rider fitness, strong legs, and confidence standing on the pegs over rough terrain.
CharacterA raw, focused, high-performance dirt bike with premium Ohlins suspension and a punchy fuel-injected 450 single that rewards aggressive, skilled riding.
Not Ideal ForThis bike is not suited to new riders, commuters, passengers, or anyone seeking comfort, storage, or highway touring capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2008 ATK 450 XC Rider Ergonomics Assessment

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Feet:

At 965mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2008 ATK 450 XC, with a cramped knee angle of around 85 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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