The BMW R 1200ST motorcycle was produced in 2005, featuring a four-stroke, two-cylinder horizontally opposed boxer engine with a 1170cc capacity, air/oil cooling, and four valves per cylinder. The bike had a compression ratio of 11.0:1, digital engine management for ignition, and started via electric power from a maintenance-free 12V/14Ah battery. The three-phase alternator produced a powerful 720W. The maximum output was 81 kW/110 hp at 7500 rpm, while the bike’s maximum torque was 115 Nm/11.7 kgf-m/85 lb-ft at 6000 rpm. The bike featured a single dry plate clutch that was hydraulically operated and a six-speed transmission for efficient control. The system-run enclosed driveshaft had two universal joints with a final drive ratio of 2.62:1. The motorcycle had a three-section frame, including a front and rear section and a load-bearing engine-gearbox unit. The front suspension featured a 110 mm/4.3 in wheel travel, while the rear suspension had a BMW motorrad Telelever, central spring strut, and electronically adjustable rebound damping. The front brakes featured two 305mm discs with four-piston calipers, while the rear brakes had a single 265mm disc and two-piston caliper. The fuel tank had a capacity of 21 liters/5.5 US gallons, plus an additional 4 liters/1 US gallon for reserve fuel. The average fuel consumption was 5.6 L/100km/17.9 km/L/42.1 US mpg, and the top speed rode up to 233.6 km/h or 145 mph.
Technical specifications:
Make Model: BMW R 1200ST
| Year | 2005 |
|---|---|
| Engine | Four stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder |
| Capacity | 1170 cc / 71.4 cu in |
| Bore x Stroke | 101 x 73 mm |
| Cooling System | Air/Oil-cooled |
| Compression Ratio | 11.0:1 |
| Induction | BMW engine management, BMS-K |
| Ignition | Digital engine management |
| Starting | Electric |
| Battery | 12 V / 14 Ah, maintenance-free |
| Alternator | Three-phase alternator 720 W |
| Max Power | 81 kW / 110 hp @ 7500 rpm |
| Max Torque | 115 Nm / 11.7 kgf-m / 85 lb-ft @ 6000 rpm |
| Clutch | Single dry plate clutch, hydraulically |
| Transmission | 6 Speed |
| Final Drive | System enclosed driveshaft with two universal joints |
| Final Drive Ratio | 2.62:1 |
| Gear Ratio | 1st 2.28 / 2nd 1.58 / 3rd 1.26 / 4th 1.03 / 5th 0.90 / 6th 0.81:1 |
| Frame | Three-section frame consisting of front and rear section, load bearing engine-gearbox unit |
| Front Suspension | Three-section frame consisting of front and rear section, load bearing engine-gearbox unit |
| Front Wheel Travel | 110 mm / 4.3 in |
| Rear Suspension | BMW Motorrad Telelever, stanchion diameter 35mm, central spring strut, rebound damping electronically adjustable with standard ESA |
| Rear Wheel Travel | 140 mm / 5.5 in |
| Front Brakes | 2 x 305 mm Discs, 4 piston calipers |
| Rear Brakes | Single 265mm disc, 2 piston caliper |
| Wheels | Cast aluminium |
| Rim, front | 3.50 x 17″ |
| Rim, rear | 5.50 x 17″ |
| Front Tyre | 120/70 ZR17 |
| Rear Tyre | 180/55 ZR17 |
| Castor | 104 mm / 4.1″ |
| Steering Head Angle | 64.3 degrees |
| Dimensions | Length 2165 mm / 85.2 in Width 890 mm / 35.0 in (incl. mirrors) Height 1220 mm / 48.0 in (excl. mirrors) |
| Wheelbase | 1495 mm / 59.1 in |
| Seat Height | 826 mm – 806 mm / 32.5 in – 31.7 in 780 mm / 800 mm / 30.7 – 31.4 in (special equipment low seat bench) |
| Dry Weight | 205 kg / 451.9 lbs |
| Wet-Weight | 229 kg / 504.8 lbs |
| Fuel Capacity | 21 Liters / 5.5 US gal |
| Reserve | 4 Litres / 1.0 US gal |
| Consumption Average | 5.6 L/100 km / 17.9 km/l / 42.1 US mpg |
| Standing 1/4 Mile | 12.0 sec |
| Standing 0 – 100km | 3.7 sec |
| Standing 0 – 140km | 6.0 sec |
| Standing 0 – 200km | 11.8 sec |
| Acceleration 60-100 km/h | 4.9 sec |
| Acceleration 60-140 km/h | 9.7 sec |
| Acceleration 100-140 km/h | 4.8 sec |
| Acceleration 140-180 km/h | 6.3 sec |
| Top Speed | 233.6 km/h / 145 mph |
