Kawasaki Vulcan 900 Custom - 2023 Specifications and Reviews

The 2023 Kawasaki Vulcan 900 Custom is a middleweight cruiser designed for riders seeking accessible, manageable power with classic styling. Its 903cc V-twin engine delivers smooth, low-end torque ideal for relaxed cruising and around-town riding. Known for comfortable ergonomics and user-friendly handling, it appeals to both newcomers and experienced riders preferring a no-nonsense cruising experience.

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General information

CategoryCustom / cruiser
Year2023
ModelKawasaki Vulcan 900 Custom
 
 

Engine and Transmission Specifications

DrivelineKevlar-reinforced belt
ClutchWet multi-disc
Transmission typeBelt   (final drive)
Gearbox5-speed
Cooling systemLiquid
Fuel controlSingle Overhead Cams (SOHC)
Fuel systemInjection. DFI 34mm Throttle Bodies (2), with sub-throttle valves
Valves per Cylinder4
Bore x Stroke88.0 x 74.2 mm (3.5 x 2.9 inches)
Compression9.5:1
Torque78.9 Nm (8.0 kgf-m or 58.2 ft.lbs) @ 3500 RPM
Power48.0 HP (35.0 kW) @ 5700 RPM
Engine details55° V-twin
Engine typeV2, four-stroke
Capacity:903.0 ccm (55.10 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakesSingle disc. Hydraulic.
Diameter300 mm (11.8 inches)
Front brakesSingle disc. Hydraulic.
Rear tire180/70-15
Front tire80/90-21
Rear wheel travel104 mm (4.1 inches)
Rear SuspensionUni-Trak® swingarm, 7-way adjustable spring preload
Front wheel travel150 mm (5.9 inches)
Front Suspension41mm Showa telescopic fork
Trail183 mm (7.2 inches)
Rake (fork angle)33.0°
Frame typeSemi-double cradle, high-tensile steel

Physical measures and capacities

Fuel capacity20.06 litres (5.30 US gallons)
Wheelbase1646 mm (64.8 inches)
Ground clearance135 mm (5.3 inches)
Overall width894 mm (35.2 inches)
Overall length2405 mm (94.7 inches)
Overall height1120 mm (44.1 inches)
Seat height686 mm (27.0 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc277.1 kg (610.8 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Factory warranty12 Month Limited Warranty
StarterElectric
Color optionsPearl Matte Sage Green/Flat Ebony

Performance Profile & Rider Fit

51 hp
Peak Power
6.5s
0-60 mph

Best For

Track10%
City55%
Cornering35%
Daily Riding60%
Touring45%
Passenger45%

Rider Profile

Best ForSuitable for newer riders as well as experienced cruiser fans thanks to its low seat height and manageable power delivery.
PurposeBuilt for relaxed boulevard cruising and short-to-medium rides where style and low-end torque matter more than outright speed.
Rider FitThe low 27-inch seat height and cruiser ergonomics make it accessible to shorter riders, though the 610-plus pound wet weight demands confident low-speed handling.
CharacterA classic V-twin custom cruiser with a big front wheel, laid-back stance, and torque-focused feel rather than high-rev excitement.
Not Ideal ForNot a good fit for riders seeking sharp cornering performance, high-speed touring comfort, or any kind of off-road capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2023 Kawasaki Vulcan 900 Custom Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 686mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2023 Kawasaki Vulcan 900 Custom, with a cramped knee angle of around 75 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2023 Kawasaki Vulcan 900 Custom is a sleek and powerful cruiser motorcycle that offers a great combination of style and performance. With its striking design and powerful 900cc engine, this bike is sure to turn heads on the road. The Vulcan 900 Custom also offers a comfortable and smooth ride, making it perfect for long trips or everyday commuting. Whether you're a seasoned rider or new to the world of motorcycles, the Vulcan 900 Custom is a great choice for anyone looking for a reliable and stylish bike. One of the standout features of the 2023 Kawasaki Vulcan 900 Custom is its customizable options, allowing riders to truly make the bike their own. From the handlebars to the exhaust, there are plenty of ways to personalize this motorcycle to suit your own unique style. The Vulcan 900 Custom also comes with advanced technology and safety features, providing riders with peace of mind on the road. Overall, the 2023 Kawasaki Vulcan 900 Custom is a top-notch cruiser motorcycle that offers a winning combination of power, style, and customization options.
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