Suzuki Boulevard M109R B O S S - 2020 Specifications and Reviews
The 2020 Suzuki Boulevard M109R B O S S is a cruiser built for riders seeking aggressive styling and commanding presence. Its 1,680cc engine delivers substantial power and torque, while the blacked-out aesthetic and low-slung design define its muscular character. This bike excels for riders who prioritize visual impact and straightforward cruiser performance.
General information | |
| Price as new | 4.0 See the detailed rating of design and look, maintenance cost, engine performance, etc. Compare with any other bike. |
| Category | Custom / cruiser |
| Year | 2020 |
| Model | Suzuki Boulevard M109R B O S S |
Engine and Transmission Specifications | |
| Exhaust system | 2-into-1-into-2 stainless steel blacked-out |
| Driveline | Constant mesh |
| Clutch | Wet multi-plate |
| Transmission type | Shaft drive (cardan) (final drive) |
| Gearbox | 5-speed |
| Cooling system | Liquid |
| Lubrication system | Wet sump |
| Ignition | Electronic ignition |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Fuel system | Injection. Suzuki Dual Throttle Valve system |
| Valves per Cylinder | 4 |
| Bore x Stroke | 112.0 x 90.5 mm (4.4 x 3.6 inches) |
| Compression | 10.5:1 |
| Torque | 160.0 Nm (16.3 kgf-m or 118.0 ft.lbs) @ 3200 RPM |
| Power | 125.0 HP (91.2 kW) @ 6200 RPM |
| Engine details | 54-degree V-Twin |
| Engine type | V2, four-stroke |
| Capacity: | 1783.0 ccm (108.80 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Single disc. Single piston |
| Diameter | 310 mm (12.2 inches) |
| Front brakes | Double disc. Dual piston |
| Rear tire | 240/40-R18 |
| Front tire | 130/70-R18 |
| Rear wheel travel | 118 mm (4.6 inches) |
| Rear Suspension | Link style, solo shock, coil spring, oil damped |
| Front wheel travel | 130 mm (5.1 inches) |
| Front Suspension | Blacked-out, inverted telescopic, coil spring, oil damped |
| Frame type | Double cradle, steel |
| | |
Physical measures and capacities | |
| Fuel capacity | 18.55 litres (4.90 US gallons) |
| Wheelbase | 1710 mm (67.3 inches) |
| Ground clearance | 130 mm (5.1 inches) |
| Overall width | 875 mm (34.4 inches) |
| Overall length | 2450 mm (96.5 inches) |
| Overall height | 1130 mm (44.5 inches) |
| Seat height | 705 mm (27.8 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 347.0 kg (765.0 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Solo-seat cover (included) can be quickly swapped for the passenger seat. Blacked-out exhaust system, clutch cover, magneto cover, cylinder head covers, air cleaner cover, and final drive case. |
| Factory warranty | 12 month unlimited mileage limited warranty. |
| Instruments | Tank-mounted analog speedometer and LCD odometer, dual tripmeters, fuel gauge and clock. |
| Starter | Electric |
| Color options | Pearl Glacier White/Glass Sparkle Black, Metallic Oort Gray/Glass Sparkle Black |
Performance Profile & Rider Fit
125 hp
Peak Power
3.6s
0-60 mph
Best For
Track20%
City45%
Cornering40%
Daily Riding55%
Touring62%
Passenger55%
Rider Profile
| Best For | Best suited to experienced riders comfortable managing a heavy, powerful, long, low-slung cruiser at low speeds and in traffic. |
| Purpose | Built for boulevard cruising and straight-line power thrills rather than nimble cornering or commuting efficiency. |
| Rider Fit | Its low seat height suits shorter riders but the substantial 347 kg mass demands solid strength and confidence when maneuvering at a stop or parking. |
| Character | A muscular, torque-heavy V-twin cruiser with a massive rear tire and blacked-out custom styling that rewards relaxed, throttle-happy riding. |
| Not Ideal For | Not a good fit for riders seeking a lightweight, flickable bike for tight city streets or technical backroads. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
Rider Reviews
Total comments: 1

MotorcycleDB Review
The 2020 Suzuki Boulevard M109R B O S S motorcycle is a top-of-the-line cruiser that offers unparalleled power and style. With its 1783cc V-twin engine, the M109R B O S S delivers a thrilling ride and impressive acceleration. The sleek, blacked-out design and bold, aggressive stance make this bike a head-turner on the road. The advanced chassis and suspension provide a smooth and comfortable ride, while the dual disc brakes offer responsive stopping power. Whether you're cruising around town or hitting the open highway, the M109R B O S S offers a commanding presence and exceptional performance. Overall, the 2020 Suzuki Boulevard M109R B O S S motorcycle is a powerhouse of a cruiser that combines exceptional performance with striking design. Its powerful engine, advanced chassis, and sleek blacked-out appearance make it a standout choice for riders looking for a premium riding experience. Whether you're a seasoned rider or a newcomer to the world of cruisers, the M109R B O S S delivers a thrilling and comfortable ride that is sure to impress.Add a Comment
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