Kawasaki Vulcan 900 Classic LT - 2021 Specifications and Reviews

The 2021 Kawasaki Vulcan 900 Classic LT is a mid-sized cruiser designed for riders seeking approachable, comfortable riding with classic styling. Its 903cc V-twin engine delivers smooth, manageable power ideal for highway cruising and leisurely rides. Known for reliable performance and user-friendly handling, it appeals to both newcomers and experienced cruiser enthusiasts.

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General information

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CategoryCustom / cruiser
Year2021
ModelKawasaki Vulcan 900 Classic LT
 
 

Engine and Transmission Specifications

DrivelineKevlar-reinforced belt
ClutchWet multi-disc
Transmission typeBelt   (final drive)
Gearbox5-speed
Cooling systemLiquid
IgnitionTCBI with digital advance
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
Torque78.0 Nm (8.0 kgf-m or 57.5 ft.lbs) @ 3700 RPM
Power49.6 HP (36.2 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 tire130/70-16
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
Trail160 mm (6.3 inches)
Rake (fork angle)32.0°
Frame typeSemi-double cradle, high-tensile steel
 
 

Physical measures and capacities

Fuel capacity20.00 litres (5.28 US gallons)
Wheelbase1645 mm (64.8 inches)
Ground clearance135 mm (5.3 inches)
Overall width1005 mm (39.6 inches)
Overall length2465 mm (97.0 inches)
Overall height1481 mm (58.3 inches)
Seat height680 mm (26.8 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc298.1 kg (657.1 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
CommentsWindscreen.
Factory warranty24 months unlimited mileage
Carrying capacitySaddle bags
InstrumentsTank-mounted instrumentation
StarterElectric
Color optionsPearl Meteor Gray/Metallic Spark Black

Performance Profile & Rider Fit

6.5s
0-60 mph (est.)

Best For

Track5%
City45%
Cornering35%
Daily Riding60%
Touring72%
Passenger70%

Rider Profile

Best ForSuited to riders who already have basic experience on two wheels, since the low seat and easy-going low-rev torque make it approachable but the substantial wet weight still rewards confident handling at low speed.
PurposeBuilt for relaxed cruising and boulevard riding, with a classic V-twin cruiser character that favors laid-back throttle rolls over aggressive acceleration.
Rider FitThe very low 26.8 inch seat height and forward-set floorboard-style ergonomics suit shorter riders and those who prefer feet-forward comfort over sport-bike knee bend.
CharacterA traditional, torque-driven American-style cruiser persona with deep-breathing V-twin pulses, chrome-classic styling, and unhurried, cadence-driven riding rather than outright performance.
Not Ideal ForNot the right choice for riders seeking sharp cornering agility, high top-end speed, or any off-road capability.

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

Rider Fit Visualizer

2021 Kawasaki Vulcan 900 Classic LT Rider Ergonomics Assessment

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

Feet:

At 680mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2021 Kawasaki Vulcan 900 Classic LT, 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

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MotorcycleDB Review

The 2021 Kawasaki Vulcan 900 Classic LT motorcycle is a stunning blend of classic styling and modern performance. With its powerful 903cc engine, comfortable riding position, and high-quality components, this bike is perfect for long rides and daily commutes alike. The classic cruiser design is complemented by modern amenities such as a windshield, saddlebags, and passenger backrest, making it an incredibly versatile and practical option for riders of all experience levels. Kawasaki has once again proven their expertise in crafting reliable and stylish motorcycles with the 2021 Vulcan 900 Classic LT. Whether you're a seasoned rider or just starting out, this bike offers a balanced combination of power, comfort, and convenience. With its timeless design and top-notch performance, the Vulcan 900 Classic LT stands out in the competitive cruiser motorcycle market, making it a fantastic choice for anyone looking for a reliable and enjoyable ride.
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