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2025Kawasaki Ninja ZX-6R Performance

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The 2025 Kawasaki Ninja ZX-6R Performance is a middleweight sport bike engineered for track-focused riders seeking razor-sharp handling and responsive performance. Its potent 636cc inline-four engine delivers 126.9 horsepower with aggressive mid-range torque, making it ideal for both road and circuit applications. Known for its precision engineering and proven reliability, this machine excels in the competitive middleweight supersport category.

Capacity
636.0 ccm
Engine
In-line four, four-stroke
Gearbox
6-speed
Wet weight
198.0 kg
Seat height
830 mm
Power
126.9 HP (93.3 kW) @ 13500 RPM
⇄ Compare with another bike + Add to garage All model years

What’s new for the 2025 Kawasaki Ninja ZX-6R Performance

vs the 2020
Spec20202025
Torque 71.0 Nm (7.2 kgf-m or 52.4 ft.lbs) @ 11500 RPM 69.0 Nm (7.0 kgf-m or 50.9 ft.lbs) @ 10800 RPM
Wet weight 192.0 kg (423.3 pounds) 198.0 kg (436.5 pounds)
Compression 13.3:1 12.9:1
Other years 2012 2013 2014 2015 2016 2017 2018 2019 2020 2025 2026

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 89Agility 91Comfort 40Off-road 5Touring 30Road manners 78
Off-road & trail5%
Cornering93%
City riding45%
Daily riding40%
Touring30%
Two-up25%
Track92%
Best for
Built primarily for spirited canyon carving and track days, with razor-sharp handling as the priority over practicality.
Built for
A revvy, precise middleweight supersport that rewards commitment with thrilling top-end power and pinpoint cornering ability.
Not ideal for
Not a good fit for new riders, commuters wanting comfort, or anyone planning long-distance touring with a passenger.

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 830mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with balls of both feet on the 2025 Kawasaki Ninja ZX-6R Performance, with a cramped knee angle of around 75 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

Worked out in your browser - nothing is sent to us

Based on the maker's published fuel consumption 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
636.0 ccm
Power
126.9 HP (93.3 kW) @ 13500 RPM
Torque
69.0 Nm (7.0 kgf-m) @ 10800 RPM
Engine type
In-line four, four-stroke
Fuel consumption
6.10 litres/100 km (16.4 km/l)
Power/weight ratio
0.6409 HP/kg (wet)
Bore x stroke
67.0 x 45.1 mm
Compression
12.9:1
Cooling system
Liquid
Fuel system
Injection
Starting
Electric
Ignition
TCBI with digital advance
Valves per cylinder
4
Lubrication system
Forced lubrication, wet sump
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Dimensions & weight
Wheelbase
1400 mm
Overall length
2025 mm
Overall width
710 mm
Overall height
1105 mm
Seat height
830 mm
Wet weight
198.0 kg
Fuel capacity
17.00 litres
Ground clearance
130 mm
Dry weight
Not on record - add it
Chassis & suspension
Frame
Twin spar, pressed aluminium
Front suspension
41 mm inverted fork with top-out springs Compression damping: Stepless Rebound damping: Stepless Spring preload: Fully adjustable (0-15 mm)
Rear suspension
Bottom-Link Uni-Trak with gas-charged shock, top-out spring and pillow ball upper mount Compression damping: Stepless, dual-range (high/low-speed) Rebound damping: 25-way Spring preload:Fully adjustable (5.5-15.5 mm)
Rake (fork angle)
24.0°
Trail
101 mm
Brakes & wheels
Front brakes
Double disc. Dual semi-floating petal discs
Rear brakes
Single disc. Single petal-type disc
Front tyre
120/70-ZR17
Rear tyre
180/55-ZR17
Other
Color options
Lime Green/Ebony/Pearl Blizzard White Ebony/Metallic Flat Spark Black Ebony/Metallic Flat Spark Black
Comments
Maximum power with RAM Air is 101kW {134 PS} / 13500rpm

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 201220152017202020252026
Capacity 599 cc 636 cc 636 cc 636 cc 636 cc 636 cc
Dry weight — — — — — 179 kg
Seat height 815 mm 830 mm 830 mm 830 mm 830 mm 831 mm
Fuel capacity 17 L 17 L 17 L 17 L 17 L 17 L

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

Rider Reviews

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Common questions

What is the engine size of the Kawasaki Ninja ZX-6R Performance?

The 2025 Kawasaki Ninja ZX-6R Performance has a Capacity of 636.0 ccm (38.81 cubic inches).

What engine power does the Kawasaki Ninja ZX-6R Performance have?

The 2025 Kawasaki Ninja ZX-6R Performance has a Power of 126.9 HP (93.3 kW) @ 13500 RPM.

How many gears does the Kawasaki Ninja ZX-6R Performance have?

The 2025 Kawasaki Ninja ZX-6R Performance has a Gearbox of 6-speed.

What is the torque of the Kawasaki Ninja ZX-6R Performance?

The 2025 Kawasaki Ninja ZX-6R Performance has a Torque of 69.0 Nm (7.0 kgf-m or 50.9 ft.lbs) @ 10800 RPM.

How much does the Kawasaki Ninja ZX-6R Performance weigh?

The 2025 Kawasaki Ninja ZX-6R Performance has a Wet weight of 198.0 kg (436.5 pounds).

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