| General information | 
|---|
| Model: | BMW G 450 X | 
| Year: | 2010 | 
| Category: | Enduro / offroad | 
 | Engine and transmission | 
|---|
| Displacement: | 449.50  ccm (27.43 cubic inches) | 
| Engine  type: | Single cylinder | 
| Stroke: | 4 | 
| Power: | 40.23 HP (29.4  kW)) @ 7000 RPM | 
| Torque: | 42.80  Nm (4.4 kgf-m or 31.6 ft.lbs) @ 6500 RPM | 
| Compression: | 12.0:1 | 
| Bore x stroke: | 98.0  x 59.6 mm (3.9 x 2.3 inches) | 
| Fuel  system: | Injection. Electronic intake pipe injection /  Keihin digital engine management with overrun fuel cut-off | 
| Starter: | Electric | 
| Cooling system: | Liquid | 
| Gearbox: | 5-speed | 
| Transmission type final drive:
 | Chain | 
| Clutch: | Multiple-disc clutch in  oil bath, mechanically operated; | 
| Physical measures | 
|---|
| Dry weight: | 111.0 kg (244.7 pounds) | 
| Weight incl. oil, gas, etc: | 121.0  kg (266.8 pounds) | 
| Seat  height: | 955 mm (37.6 inches) If adjustable, lowest setting. | 
| Overall height: | 1,475 mm (58.1  inches) | 
| Overall length: | 2,200  mm (86.6 inches) | 
| Overall  width: | 806 mm (31.7 inches) | 
| Wheelbase: | 1,475  mm (58.1 inches) | 
| Chassis  and dimensions | 
|---|
| Frame type: | Bridge-type  frame made of stainless steel tubing | 
| Rake (fork angle): | 28.2° | 
| Trail: | 96 mm (3.8 inches) | 
| Front suspension: | Upside-down  front fork, rebound and compression damping adjustable | 
| Rear suspension: | Dual  swing arm made of aluminum beams, Ohlins rear shock, compression +  rebound damping and spring preload adjustable | 
| Front tyre dimensions: | 90/90-21 | 
| Rear tyre dimensions: | 140/80-18 | 
| Front brakes: | Single  disc | 
| Front brakes  diameter: | 260 mm (10.2 inches) | 
| Rear brakes: | Single disc | 
| Rear brakes diameter: | 220 mm  (8.7 inches) | 
| Exhaust  system: | Closed-loop 3-way catalytic converter | 
| Speed and acceleration | 
|---|
| Top speed: | 145.0 km/h (90.1  mph) | 
| Power/weight ratio: | 0.3624  HP/kg | 
| Other  specifications | 
|---|
| Fuel  capacity: | 8.00 litres (2.11 gallons) | 
| Reserve fuel capacity: | 0.75  litres (0.20 gallons) | 
| Fuel  consumption pr. 10 km (6.2 miles): | 4.50 litres (1.19  gallons) |