BMW R 850R (1997-99) vs BMW F 850GS Adventure (2022)
Comparison technical specifications
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| Make: | BMW | BMW |
| Model: | R 850R | F 850GS Adventure |
| Years: | 1997-99 | 2022 |
| Engine: | Four stroke, two-cylinder, horizontally-opposed Boxer engine, 4 valves per cylinder | Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder |
| Capacity: | 848 cc / 51.7 cu in. | 853 cc / 52 cu-in |
| Bore x Stroke: | 87.5 x 70.5 mm | 84 x 77mm |
| Compression Ratio: | 10.3:1 | 12.7:1 |
| Lubrication: | Wet sump | Dry sump |
| Induction: | Electronic injection, Bosch Motronic | Electronic intake injection |
| Ignition: | Electronic Bosch Motronic MA 2.4 | Knock control and oxygen sensors |
| Starting: | Electric | Electric |
| Max Power: | 53.2 kW / 73 hp @ 6750 rpm | 90 hp / 66 kW @ 8000 rpm |
| Max Torque: | 77 Nm / 7.85 kgf-m / 56 ft/lb @ 5600 rpm | 86 Nm / 63.4 lb-ft @ 6250 rpm |
| Clutch: | Single disc dry clutch, hydraulically operated | Multiplate wet clutch (anti-hopping), mechanically controlled |
| Transmission: | 5 Speed | Constant mesh 6-speed gearbox integrated in crankcase |
| Final Drive: | Shaft | Endless O-ring chain with shock damping in rear wheel hub |
| Frame: | Three section composite frame consisting of front & rear section, load bearing engine | Steel bridge frame in monocoque design, load-bearing engine |
| Front Suspension: | Motorrad Telelever, stanchion ∅35 mm, central strut, rebound damping adjustable. | 43 mm USD forks |
| Front Wheel Travel: | 120 mm / 4.7 in | 230 mm / 9 in - OE: suspension lowering kit 210 mm / 8.2 in |
| Rear Suspension: | Die-cast aluminium single sided swinging arm with BMW Motorrad Paralever, central strut, spring preload adjustable to continuously variable levels by means of a hydraulic handwheel, rebound adjustable damping. | Cast aluminium dual swing arm, central WAD spring strut, spring pre-load hydraulically adjustable, rebound damping adjustable |
| Rear Wheel Travel: | 135 mm / 5.2 in | 215 mm / 8.4 in - OE: suspension lowering kit 195 mm / 7.6 in |
| Front Brakes: | 2 x ∅320mm discs, 4 piston calipers | 2 x 305mm floating discs, 2 piston floating calipers |
| Rear Brakes: | Single ∅276mm disc, 2 piston caliper | Single 265mm disc,1 piston floating caliper |
| Front Wheel: | 3.50 x 17 | Cross-spoke 21 x 2.15 in |
| Rear Wheel: | 5.00 x 17 | Cross-spoke 17 x 4.25 in |
| Front Tyre: | 120/70 - ZR17 | 90/90 21 |
| Rear Tyre: | 160/60 - ZR18 | 150/70 R17 |
| Steering Head Angle: | 61.9° | 62° |
| Dimensions: | Length 2170 mm / 85.4 in Width 940 mm / 37.0 in Height 1220 mm / 48.03 in | Length: 2300 mm / 90.5 in Width: 939 mm / 36.9 in (incl mirrors) Height: 1437 mm / 56.5 (excl mirrors) |
| Wheelbase: | 1487 mm / 58.54 in | 1593 mm / 62.7 in |
| Seat Height: | 800 mm / 31.4 in. (low seat: 770 mm / 30.31 in) | 875 mm / 34.4 in - OE suspension lowering kit: 815 mm / 32 in - OE low seat: 835 mm / 32.8 in - OE double seat: 860mm / 33.8 in - OA rallye seat: 890 mm / 35 in |
| Wet Weight: | 238 Kg / 524 lbS | 244 kg / 537.9 lbs |
| Fuel Capacity: | 20.5 Liters / 5.4 US gal | 23 Litres / 6 US gal |