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BMW G450X


The BMW G 450 X was a liquid-cooled, four-stroke, single cylinder, DOHC, 4 valves per cylinder Enduro motorcycle produced by BMW between 2008 and 2011. It could reach a top speed of 90 mph (145 km/h). Max torque was 31.72 ft/lbs (43.0 Nm) @ 6500 RPM. Claimed horsepower was 41.04 HP (30.6 KW) @ 7000 RPM.

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BMW G450X
Manufacturer
BMW
Also called G 450 X
Production 2008 - 2011
Class Enduro
Engine
liquid-cooled, four-stroke, single cylinder, DOHC, 4 valves per cylinder
Bore / Stroke 99.1mm x 99.1mm
Compression ratio 12:1
Top Speed 90 mph (145 km/h)
Horsepower 41.04 HP (30.6 KW) @ 7000RPM
Torque 31.72 ft/lbs (43.0 Nm) @ 6500RPM
Spark Plug NGK CR9EKB
Battery YUASA YTZ-7S
Transmission Gear box: 5-speed, manual

Final Drive: O-ring chain

Clutch: wet multi-disc, manual
Final Drive Chain: 520x
Front Sprocket 15T
Rear Sprocket 48T
Suspension Front: 45 mm upside-down forks
Rear: direct-mounted Ohlins shock
Brakes Front: single 260 mm disc, 2-piston floating caliper
Rear: single 220 mm disc, 1-piston floating caliper
Front Tire 90/90-21
Rear Tire 140/80-18
Wheelbase 58.11 inches (1476 mm)
Length 86.61 inches (2200 mm)
Width 31.69 inches (805 mm)
Height 58.07 inches (1475 mm)
Seat Height 35.91 inches (912 mm)
Weight 244.71 pounds (111.0 Kg) (dry), 111.0 kg (wet)
Fuel Capacity 2.11 Gallon (8.00 Liters)
Fuel Consumption 4.50 liters/100 km (22.2 km/l or 52.27 mpg)
Manuals Service Manual

Contents

EngineEdit

The engine was a liquid cooled liquid-cooled, four-stroke, single cylinder, DOHC, 4 valves per cylinder. A 99.1mm bore x 99.1mm stroke result in a displacement of just 449.0 cubic centimeters. Fuel was supplied via a double overhead cams/twin cam (dohc).

DriveEdit

The bike has a 5-speed, manual transmission. Power was moderated via the wet multi-disc, manual.

ChassisEdit

It came with a 90/90-21 front tire and a 140/80-18 rear tire. Stopping was achieved via single 260 mm disc, 2-piston floating caliper in the front and a single 220 mm disc, 1-piston floating caliper in the rear. The front suspension was a 45 mm upside-down forks while the rear was equipped with a direct-mounted Ohlins shock. The G 450 X was fitted with a 2.11 Gallon (8.00 Liters) fuel tank. The bike weighed just 244.71 pounds (111.0 Kg). The wheelbase was 58.11 inches (1476 mm) long.

2008 BMW G 450 XEdit

         

The 2008 MY BMW G 450 X is a new addition to the enduro family from the House of Munich. It has been designed especially for enduro racing, from the ground up, and is one of the most unique models from the German producer. At its heart lies a liquid-cooled, four-stroke, 449cc, single cylinder lump, mated to a five-speed manual transmission, which produces 41 horsepower and 43 Nm of torque. Superior off-road abilities are ensured by the 45 mm upside-down forks, as well as the high-end, direct-mounted Ohlins Shock. A dry weight of only 111 kg mean it will eat the dirt, no matter how treacherous the track is.


2009 BMW G 450 XEdit

         

The 2009 MY BMW G 450 X is one of the lightest machines ever to have been designed by the House of Munich, with a dry weight of only 111 kg. At its heart lies a newly-developed, liquid-cooled, four-stroke, 449cc, single cylinder lump, mated to a six-speed manual transmission, and can produce 41 horsepower and 43 Nm of torque.

It has been especially developed for enduro professional competitions, the German engineers choosing a more minimalist concept, with no unnecessary details. Improved off-road capabilities are ensured by the high-end suspension system, composed of a 45 mm UPSD fork and a Ohllins rear shock.


2010 BMW G 450 XEdit

         

The 2010 MY BMW G 450 X a lightweight, enduro machine developed by the House of Munich to enter the increasingly popular world of enduro racing. It has been designed from the ground-up to offer as much power as possible, but still keep a lightweight and agile design. At its heart lies a liquid-cooled, four-stroke, 449cc single cylinder lump, mated to a five-speed manual transmission, and it can produce 41 horsepower and 43 Nm of torque.

It tips the scale at only 111 kg, and it features high-end Ohlins suspension components, which seriously increase its off-roading abilities, as well as making it as comfortable as possible for the rider. Lightweight, lace-spoked wheels also improve its enduro capabilities.


2011 BMW G 450 XEdit

       

The 2011 MY BMW G 450 X is the smallest displacement production bike from the House of Munich, but it compensates with great engineering and lots of kick, to get you across the most treacherous dirt or gravel tracks. At its heart lies a liquid-cooled, four-stroke, 449cc, single cylinder lump, mated to a five-speed manual transmission, and can produce 41 horsepower and 43 Nm of torque, or, an optional 52 horsepower and 44 Nm of torque for the non-homologated for road use version. It tips the scale at only 111 kg, and boasts a 45 mm UPSD fork and a direct mounted Ohlins shock rear suspension which ensures increased off-road capabilities, as well as a comfortable ride.


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