2008BMW G 450 X

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The 2008 BMW G 450 X is a lightweight single-cylinder enduro designed for riders seeking versatile off-road capability with street-friendly performance. Its 449cc engine delivers accessible power for intermediate riders, while the long suspension travel and nimble 120kg chassis excel on mixed terrain and trail riding. Known for reliability and ease of handling, it bridges the gap between pure dirt bikes and practical adventure motorcycles.

Capacity: 449.0 ccm
Engine: Single, four-stroke
Gearbox: 5-speed
Dry weight: 120.0 kg
Seat height: 911 mm
Power: 44.9 HP (33.0 kW)

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Other years 2008 2009 2010 2011

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail97%

Cornering55%

City riding30%

Daily riding25%

Touring15%

Two-up5%

Track25%

Best for: Built as a full-blooded off-road and enduro competition weapon rather than a general-purpose motorcycle.
Built for: A featherweight, high-revving single-cylinder enduro machine with race-bred suspension and titanium valves for serious dirt performance.
Not ideal for: Not a good fit for riders wanting a comfortable, low-maintenance daily commuter or a passenger-friendly touring 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?

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Your height

Inseam (optional)

Units

At 911mm, a rider of 68.9" with a 31" (estimated) inseam will not reach the ground comfortably on the 2008 BMW G 450 X, with a cramped knee angle of around 80 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: 449.0 ccm
Power: 44.9 HP (33.0 kW)
Torque: 43.0 Nm (4.4 kgf-m)
Engine type: Single, four-stroke
Power/weight ratio: 0.3742 HP/kg (dry)
Bore x stroke: 98.0 x 59.6 mm
Compression: 12.0:1
Cooling system: Liquid
Fuel system: Injection
Starting: Electric
Valves per cylinder: 2

Transmission

Gearbox: 5-speed
Transmission type: Manual
Final drive: Chain
Clutch: Multiple-disc clutch in oil bath, mechanically operated; primary clutch (sits directly on the crankshaft)

Dimensions & weight

Wheelbase: 1475 mm
Overall length: 2200 mm
Overall width: 806 mm
Overall height: 1475 mm
Seat height: 911 mm
Dry weight: 120.0 kg
Wet weight: 121.0 kg
Fuel capacity: 8.00 litres
Ground clearance: Not on record - add it

Chassis & suspension

Frame: Bridge-type frame made of stainless steel tubing
Front suspension: Upside-down front fork, rebound and compression damping adjustable
Rear suspension: Dual swing arm made of aluminum beams, Öhlins rear shock, compression + rebound damping and spring preload adjustable
Front wheel travel: 300 mm
Rear wheel travel: 320 mm
Rake (fork angle): 27.9°
Trail: 96 mm