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Naked Motorcycles

2021Kawasaki Z H2

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The 2021 Kawasaki Z H2 is a supercharged naked bike designed for experienced riders seeking extreme performance and raw power. Its 998cc supercharged four-cylinder engine produces 137 Nm of torque, delivering thrilling acceleration and dominating presence on the road. Best known for combining aggressive styling with cutting-edge forced induction technology, it appeals to performance enthusiasts who demand unconventional power delivery.

Capacity: 998.0 ccm
Engine: In-line four, four-stroke
Gearbox: 6-speed
Wet weight: 239.0 kg
Seat height: 831 mm
Power: 119.8 HP (88.1 kW)

⇄ Compare with another bike ＋ Add to garage All model years

What’s new for the 2021 Kawasaki Z H2

vs the 2020

Spec	2020	2021
Power	197.0 HP (146.9 kW)	119.8 HP (88.1 kW)
Front brakes	Double disc. Dual semi-floating 310mm petal discs. ABS.	Double disc. Dual semi-floating petal discs. ABS.
Rear brakes	Single disc. Single 250mm petal disc, Caliper:Single-piston. ABS.	Single disc. Single-piston. ABS.

Other years 2020 2021 2022 2023 2024

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail5%

Cornering85%

City riding62%

Daily riding60%

Touring45%

Two-up50%

Track80%

Best for: Built for explosive straight-line acceleration and aggressive naked-bike thrills with genuine cornering competence thrown in.
Built for: This is a brutally fast, technology-laden hooligan bike that wraps supercharged power in a chassis capable of handling it with poise.
Not ideal for: Not for beginners, budget-conscious buyers, or anyone wanting a soft, plush long-distance tourer.

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

Will it fit you?

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Your height

Inseam (optional)

Units

At 831mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with balls of both feet on the 2021 Kawasaki Z H2, with a relaxed knee angle of around 130 degrees and a forward-leaning 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 821-900 mm — Long Legs →

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Range and running costs

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Units

Currency

Fuel per litre

Riding a year

Based on the published US (EPA-style) fuel economy estimate and tank size. Real-world figures depend on how and where you ride, and the last litres of a tank are reserve. Prices shown greyed are examples - type your own.

Full specifications

Engine

Capacity: 998.0 ccm
Power: 119.8 HP (88.1 kW)
CO2 Emissions: 145 CO2 g/km
EPA Certificate No.: MKAXC.998AAJ-021-R01
EPA Est. Fuel Consumption: 6.16 L/100km (38.2 US mpg)
EPA CO Emissions: 0.4 CO g/km
Torque: 137.0 Nm (14.0 kgf-m)
Engine type: In-line four, four-stroke
Power/weight ratio: 0.5013 HP/kg (wet)
Bore x stroke: 76.0 x 55.0 mm
Compression: 11.2:1
Cooling system: Liquid
Fuel system: Injection
Starting: Electric
Ignition: TCBI with electronic advance
Aspiration: Supercharged
Valves per cylinder: 4
Lubrication system: Forced lubrication, wet sump with oil cooler

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Chain
Clutch: Wet multi-disc, manual

Performance

0-60 mph: 3.40 seconds
0-100 km/h (0-62 mph): 3.50 seconds

Dimensions & weight

Wheelbase: 1455 mm
Overall length: 2085 mm
Overall width: 810 mm
Overall height: 1138 mm
Seat height: 831 mm
Wet weight: 239.0 kg
Fuel capacity: 18.90 litres
Ground clearance: 140 mm
Dry weight: Not on record - add it

Chassis & suspension

Frame: Trellis, high tensile steel
Front suspension: Showa SFF-BP Fork with Adjustable Compression and Rebound Damping, Spring Preload Adjustability
Rear suspension: Uni-Trak®, Showa Gas-Charged Shock with Adjustable Compression and Rebound Damping, Preload Adjustability
Front wheel travel: 120 mm
Rear wheel travel: 135 mm
Rake (fork angle): 24.9°
Trail: 104 mm

Brakes & wheels

Front brakes: Double disc. Dual semi-floating petal discs. ABS.
Front brakes diameter: 310 mm
Rear brakes: Single disc. Single-piston. ABS.
ABS: Yes
Front tyre: 120/70-17
Rear tyre: 190/55-17

Other

Color options: Metallic Diablo Black/Metallic Flat Spark Black
Warranty: 12
Comments: Cruise control. Traction control. Smartphone Connectivity.
Fuel Tank Material: Metal

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	2020	2021	2022	2023	2024
Capacity	998 cc	998 cc	998 cc	998 cc	998 cc
Seat height	831 mm	831 mm	831 mm	831 mm	831 mm
Fuel capacity	18.9 L	18.9 L	18.9 L	18.9 L	18.9 L

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

Rider Reviews

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MotorcycleDB

The 2021 Kawasaki Z H2 is a powerful and stylish motorcycle that is sure to turn heads on the road. With its supercharged engine and advanced technology, this bike offers a thrilling riding experience for motorcycle enthusiasts. The modern design and aggressive stance of the Z H2 make it a standout in the street bike category. Riders can expect top-notch performance and handling, as well as a comfortable and ergonomic riding position for long rides.

Overall, the 2021 Kawasaki Z H2 is a top-notch motorcycle that delivers on both style and performance. With a supercharged engine, advanced technology, and aggressive design, this bike is a great choice for riders looking for a thrilling and powerful ride. Whether you're hitting the open road or cruising through the city, the Z H2 offers an exceptional riding experience that is sure to impress. If you're in the market for a high-performance street bike, the 2021 Kawasaki Z H2 is definitely worth considering.

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