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Cruisers

2018Kawasaki Vulcan 900 Custom

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The 2018 Kawasaki Vulcan 900 Custom is an accessible cruiser designed for riders seeking classic styling with modern reliability. Its low 686mm seat height and manageable 277kg weight make it ideal for new and experienced cruiser enthusiasts alike. Known for its iconic V-twin character and comfortable ergonomics, it delivers authentic cruiser appeal in a user-friendly package.

Capacity
903.0 ccm
Engine
V-Twin, four-stroke
Gearbox
5-speed
Wet weight
277.1 kg
Seat height
686 mm
Power
48.0 HP (35.0 kW) @ 5700 RPM
Other years 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 27Agility 32Comfort 65Off-road 5Touring 45Road manners 60
Off-road & trail5%
Cornering35%
City riding55%
Daily riding60%
Touring45%
Two-up45%
Track10%
Best for
Built for relaxed boulevard cruising and short-to-medium rides where style and low-end torque matter more than outright speed.
Built for
A classic V-twin custom cruiser with a big front wheel, laid-back stance, and torque-focused feel rather than high-rev excitement.
Not ideal for
Not a good fit for riders seeking sharp cornering performance, high-speed touring comfort, or any kind of off-road capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

Worked out in your browser - nothing is sent to us
At 686mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2018 Kawasaki Vulcan 900 Custom, with a cramped knee angle of around 75 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 750 mm or under — Short Kings →

Find bikes that fit your height →

Full specifications

Engine
Capacity
903.0 ccm
Power
48.0 HP (35.0 kW) @ 5700 RPM
CO2 Emissions
115 CO2 g/km
EPA Certificate No.
JKAXC.903AAB-013
EPA Est. Fuel Consumption
4.90 L/100km (1152.6 mpg)
EPA CO Emissions
3.1 CO g/km
Torque
78.9 Nm (8.0 kgf-m) @ 3500 RPM
Engine type
V-Twin, four-stroke
Power/weight ratio
0.1732 HP/kg
Bore x stroke
88.0 x 74.2 mm
Compression
9.5:1
Cooling system
Liquid
Fuel system
Injection
Starting
Electric
Ignition
TCBI with digital advance
Aspiration
Naturally aspirated
Valves per cylinder
4
Lubrication system
Forced lubrication, wet sump
Transmission
Gearbox
5-speed
Transmission type
Manual
Final drive
Belt
Clutch
Wet multi-disc
Dimensions & weight
Wheelbase
1646 mm
Overall length
2405 mm
Overall width
894 mm
Overall height
1120 mm
Seat height
686 mm
Wet weight
277.1 kg
Fuel capacity
20.10 litres
Ground clearance
140 mm
Dry weight
Not on record - add it
Chassis & suspension
Frame
Double-cradle, steel
Front suspension
41mm hydraulic telescopic fork
Rear suspension
Uni-Trak swingarm, 7-way adjustable spring preload
Front wheel travel
150 mm
Rear wheel travel
104 mm
Rake (fork angle)
33.0°
Trail
183 mm
Brakes & wheels
Front brakes
Single disc. Hydraulic.
Front brakes diameter
272 mm
Rear brakes
Single disc. Hydraulic.
Rear brakes diameter
242 mm
Front tyre
80/90-21
Rear tyre
180/70-15
Other
Color options
Candy Lime Green/Metallic Spark Black
Warranty
12
Fuel Tank Material
M

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted
Specification 200720122017201820212026
Capacity 903 cc 903 cc 903 cc 903 cc 903 cc 903 cc
Dry weight 249 kg
Seat height 686 mm 686 mm 686 mm 686 mm 685 mm 686 mm
Fuel capacity 20.1 L 20.1 L 20.1 L 20.1 L 20 L 20.1 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Rider Reviews

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MotorcycleDB Review

The 2018 Kawasaki Vulcan 900 Custom is a stylish and powerful cruiser motorcycle that delivers a smooth and comfortable ride. With its sleek design and customizable options, this bike is sure to turn heads on the road. The 903cc V-twin engine provides ample power for cruising and passing on the highway, while the ergonomically designed seat and handlebars ensure a comfortable riding position for long journeys. Whether you're a seasoned rider or a beginner looking for a reliable and versatile bike, the Vulcan 900 Custom is a great choice.

Overall, the 2018 Kawasaki Vulcan 900 Custom is a top-notch cruiser motorcycle that offers a perfect blend of style, power, and comfort. Its customizable features make it easy to personalize to your liking, and its strong performance makes it well-suited for both casual cruising and long-distance travel. If you're in the market for a reliable and stylish cruiser bike, the Vulcan 900 Custom is definitely worth considering. With its impressive engine, comfortable design, and customizable options, it's a standout choice in the cruiser motorcycle market.

Common questions

What is the engine size of the Kawasaki Vulcan 900 Custom?

The 2018 Kawasaki Vulcan 900 Custom has a Capacity of 903.0 ccm (55.10 cubic inches).

What engine power does the Kawasaki Vulcan 900 Custom have?

The 2018 Kawasaki Vulcan 900 Custom has a Power of 48.0 HP (35.0 kW) @ 5700 RPM.

How many gears does the Kawasaki Vulcan 900 Custom have?

The 2018 Kawasaki Vulcan 900 Custom has a Gearbox of 5-speed.

What is the torque of the Kawasaki Vulcan 900 Custom?

The 2018 Kawasaki Vulcan 900 Custom has a Torque of 78.9 Nm (8.0 kgf-m or 58.2 ft.lbs) @ 3500 RPM.

How much does the Kawasaki Vulcan 900 Custom weigh?

The 2018 Kawasaki Vulcan 900 Custom has a Wet weight of 277.1 kg (610.9 pounds).

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