Kawasaki Z900RS - 2018 Specifications and Reviews

The 2018 Kawasaki Z900RS is a retro-styled naked bike that appeals to riders seeking classic aesthetics with modern performance and technology. Known for its distinctive neo-vintage design, the Z900RS combines a 948cc parallel-twin engine with responsive handling and an upright riding position, making it equally suitable for experienced enthusiasts and those transitioning from smaller bikes. Its excellent fuel economy and manageable seat height enhance its versatility as a capable everyday motorcycle.

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General information

CategoryNaked bike
Year2018
ModelKawasaki Z900RS

Engine and Transmission Specifications

Greenhouse gases123.0 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel consumption5.30 litres/100 km (18.9 km/l or 44.38 mpg)
DrivelineSealed chain
ClutchWet multi-disc, manual
Transmission type,final driveChain
Gearbox6-speed
Cooling systemLiquid
Lubrication systemForced lubrication, wet sump
IgnitionTCBI with electronic advance
Fuel controlDouble Overhead Cams/Twin Cam (DOHC)
Fuel systemInjection. DFI with 36mm Keihin throttle bodies
Valves per cylinder4
Bore x Stroke73.4 x 56.0 mm (2.9 x 2.2 inches)
Compression10.8:1
Torque98.50 Nm (10.0 kgf-m or 72.7 ft.lbs) @ 6500 RPM
Power110.00 HP (80.3 kW) @ 8500 RPM
Engine typeIn-line four, four-stroke

Brakes, suspension, Frame and wheels

WheelsDunlop Sportmax tires
Rear brakes diameter250 mm (9.8 inches)
Rear brakesSingle disc. ABS. Single-piston caliper.
Front brakes diameter300 mm (11.8 inches)
Front brakesDouble disc. ABS. Four-piston calipers.
Rear tyre180/55-ZR17
Front tyre120/70-ZR17
Rear wheel travel140 mm (5.5 inches)
Rear SuspensionHorizontal Back-link, gas-charged shock with rebound damping and spring preload adjustability
Front wheel travel119 mm (4.7 inches)
Front Suspension41 mm inverted fork with compression and rebound damping and spring preload adjustability
Trail98 mm (3.9 inches)
Rake (fork angle)25.0°
Frame typeTrellis, high tensile steel
 
 

Physical measures and capacities

Fuel capacity17.03 litres (4.50 gallons)
Wheelbase1,470 mm (57.9 inches)
Ground clearance130 mm (5.1 inches)
Overall width865 mm (34.1 inches)
Overall length2,100 mm (82.7 inches)
Overall height1,150 mm (45.3 inches)
Seat height835 mm (32.9 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc215.0 kg (474.0 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Factory warranty12 Month Limited Warranty
StarterElectric
Color optionsCandytone Brown/Candytone Orange, Metallic Spark Black, Metallic Matte Covert Green/Flat Ebony

Performance Profile & Rider Fit

110 hp
Peak Power
3.6s
0-60 mph

Best For

Track40%
City70%
Cornering75%
Daily Riding78%
Touring62%
Passenger60%

Rider Profile

Best ForSuits riders from confident intermediates to seasoned veterans who appreciate a torquey, classic-styled in-line four.
PurposeBuilt for stylish street riding and weekend backroad cruising rather than outright performance or track work.
Rider FitA moderate 215 kg wet weight and 835 mm seat height make it manageable for most riders of average height and strength.
CharacterA retro-styled naked roadster that blends nostalgic Z1-inspired looks with modern chassis manners and smooth four-cylinder power delivery.
Not Ideal ForNot ideal for off-road adventures or riders seeking a lightweight, hyper-aggressive supersport experience.

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

Rider Fit Visualizer

2018 Kawasaki Z900RS Rider Ergonomics Assessment

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

Feet:

At 835mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with balls of both feet on the 2018 Kawasaki Z900RS, with a relaxed knee angle of around 130 degrees and a forward-leaning 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 2018 Kawasaki Z900RS is a stunning and powerful classic motorcycle with modern updates. Its retro design is a nod to the iconic 1970s Z1, while its performance is top-notch thanks to a 948cc inline-four engine. With a smooth power delivery and agile handling, the Z900RS offers an exhilarating riding experience for motorcycle enthusiasts. The bike also features advanced technology such as a slipper clutch and Kawasaki's Intelligent anti-lock Brake System (KIBS), enhancing both safety and performance. Overall, the 2018 Kawasaki Z900RS is a stylish and capable motorcycle that combines classic design with modern performance. Its powerful engine and advanced features make it a great choice for riders who appreciate both heritage and cutting-edge technology. Whether cruising on the open road or navigating city streets, the Z900RS delivers a thrilling and enjoyable ride. With its blend of style and substance, this bike is a top contender in the classic motorcycle market.
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