07 July. Tuesday 2026
R 18 B - 2025 Specifications and Reviews
The 2025 BMW R 18 B is a cruiser-styled motorcycle that appeals to riders seeking classic aesthetics with modern reliability. It features a robust design with saddlebags for practical touring, LED lighting, and a maintenance-free electrical system. Known for its timeless styling and comfortable ergonomics, the R 18 B excels as an accessible cruiser for both experienced and newer riders.
2025
General information | |
| Color Options | Black Storm Metallic, Blackstorm Metallic/ Blacked Out, Mineral Gray Metallic Matte/ Blacked Out, Dragonfire Red Metallic/ Blacked Out, Option 719 Black Pearl |
| Price | US$ 21770. MSRP depends on country, taxes, accessories, etc. |
| Category | Custom / cruiser |
| Model | BMW R 18 B |
Engine and Transmission Specifications | |
| Starting | Electric |
| Emission Details | Regulated three-way catalytic converter |
| Clutch | Single-disc dry |
| Final Drive | Shaft drive (cardan) (final drive) |
| Gearbox | 6-speed |
| Cooling System | Oil & air |
| Fuel Control | Double Overhead Cams/Twin Cam (DOHC) |
| Induction | Injection. Electronic intake manifold fuel injection/digital engine management: BMS-O with electromotive throttle controller |
| Valves Per Cylinder | 4 |
| Bore x Stroke | 107.1 x 100.0 mm (4.2 x 3.9 inches) |
| Compression Ratio | 9.6:1 |
| Max Torque | 157.3 Nm (16.0 kgf-m or 116.0 ft.lbs) @ 3000 RPM |
| Engine Details | Two chain-driven camshafts above the crank shaft |
| Engine Type | Two cylinder boxer, four-stroke |
| Capacity | 1802.0 ccm (109.96 cubic inches) |
| | |
Physical measures and capacities | |
| Fuel Capacity | 23.85 litres (6.30 US gallons) |
| Wheelbase | 1694 mm (66.7 inches) |
| Overall Width | 970 mm (38.2 inches) |
| Overall Length | 2560 mm (100.8 inches) |
| Overall Height | 1400 mm (55.1 inches) |
| Seat Height | 719 mm (28.3 inches) If adjustable, lowest setting. |
| Wet Weight | 397.8 kg (877.0 pounds) |
| | |
R 18 B dimensions and frame | |
| Wheels | Wire spoked |
| Rear Brakes | Single disc. 4 piston fixed calipers. ABS. |
| Brake Disc Diameter | 300 mm (11.8 inches) |
| Front Brakes | Double disc. 4 piston fixed calipers. ABS. |
| Rear Tyre | 180/65-B18 |
| Front Tyre | 120/70-R19 |
| Rear Wheel Travel | 119 mm (4.7 inches) |
| Rear Suspension | Steel swingarm with central shock strut |
| Front Wheel Travel | 119 mm (4.7 inches) |
| Front Suspension | Telescopic fork |
| Trail | 183 mm (7.2 inches) |
| Frame | Double-cradle steel |
Speed and acceleration | |
| Top Speed | 178.6 km/h (111.0 mph) |
Other specs | |
| Related bikes | List related bikes for comparison of specs. |
| Ask questions | Join the 25 BMW R 18 B discussion group or the general BMW discussion group. |
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. |
| Insurance costs | Compare US insurance quotes from the nation's top providers. |
| Update specs | Report missing specs or required updates. |
| Warranty | 3-years or 36,000 miles warranty |
| Carrying Capacity | Saddle bags |
| Lighting | LED headlight |
| Electrical | Permanent magnet generator 600 W. 12 V / 26 Ah, maintenance-free. |
| Reserve fuel capacity | 3.79 litres (1.00 US gallons) |
| Rake (fork angle) | 23.3° |
| Output | 91.0 HP (66.4 kW)) @ 4750 RPM |
| Year of manufacture | 2025 |
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