The BMW G 450X is a motorcycle model from 2010. It has a four-stroke, single-cylinder, DOHC, 4-valve engine with a capacity of 449 cc. The compression ratio is 12.0:1, and it has liquid cooling with electronic fuel injection. The bike has a three-phase alternator and a 12 V/7 Ah maintenance-free battery. It starts electrically and has a multiple plate in oil bath clutch. The maximum power is 30.7 kW/41 hp at 7000 rpm (competition version 38 kW/52 hp at 9000 rpm), and the maximum torque is 43 Nm/4.4 kgf-m/32 lb-ft at 6500 rpm. The transmission has five speeds and a chain final drive. The frame is stainless steel precision tube, and the front suspension has 45mm upside-down forks with a front wheel travel of 300 mm/11.8 in. The rear suspension has a direct-mounted ~Ahlins Shock with a rear wheel travel of 320 mm/12.6 in. The front brakes have a single 260mm disc with a two-piston floating caliper, and the rear brakes have a single 220mm disc with a one-piston floating caliper. The wheels are wire-spoke with a front rim of 1.60 x 21 and a rear rim of 2.15 x 18. The seat height is 911mm/35.9 in, and the dry weight is 110 kg/243 lbs. The fuel capacity is 8 litres/2.1 US gal with an approximate reserve of 0.75 litres/0.2 US gal. The bike has received positive reviews from Motorcycle USA and Motorcyclist.
Technical specifications:
Make Model: BMW G 450X
| Year | 2010 |
|---|---|
| Engine | Four stroke, single cylinder, DOHC, 4 valve |
| Capacity | 449 cc / 27.4 cub. in. |
| Bore x Stroke | 98 x 59 mm |
| Compression Ratio | 12.0:1 |
| Cooling | Liquid |
| Induction | Electronic fuel injection |
| Alternator | Three-phase alternator 280 W |
| Battery | 12 V / 7 Ah, maintenance free |
| Starting | Electric |
| Clutch | Multiple plate in oil bath |
| Max Power | 30.7 kW / 41 hp @ 7000 rpm (competition version 38 kW / 52 hp @ 9000 rpm) |
| Max Torque | 43 Nm / 4.4 kgf-m / 32 lb-ft @ 6500 rpm |
| Transmission | 5 Speed |
| Final Drive | Chain |
| Gear Ratio | 1st 2.46 / 2nd 1.71 / 3rd 1.35 / 4th 1.04 / 5th 0.88:1 |
| Frame | Stainless Steel Precision Tube |
| Front Suspension | 45mm Upside-down forks. |
| Front Wheel Travel | 300 mm / 11.8 in |
| Rear Suspension | Direct Mounted ~Ahlins Shock |
| Rear Wheel Travel | 320 mm / 12.6 in |
| Front Brakes | Single 260mm disc, 2 piston floating caliper |
| Rear Brakes | Single 220mm disc, 1 piston floating caliper |
| Wheels | Wire spoke wheels |
| Rim Front | 1.60 x 21 |
| Rim Rear | 2.15 x 18 |
| Front Tyre | 90/90-21 |
| Rear Tyre | 140/80-18 |
| Wheelbase | 1475 mm / 58.1 in. |
| Castor | 118.8 mm / 4.7 in. |
| Steering Head Angle | 61.8 degrees |
| Dimensions | Length: 2200 mm / 86.6 in. Width: 806 mm / 31.7 in. (inc. mirrors) Height: 1475 mm / 57.1 in. (not inc. mirrors) |
| Seat Height | 911 mm / 35.9 in |
| Dry Weight | 110 kg / 243 lbs. |
| Wet Weight | 120 kg / 265 lbs. |
| Fuel Capacity | 8 Litres / 2.1 US gal. |
| Reserve | approx. 0.75 Litres / 0.2 US gal. |
| Reviews | Motorcycle USA / Motorcyclist |
