2023 Kawasaki Ninja zX-6R

Clean 2023 Kawasaki Ninja zX-6R

The Kawasaki Ninja ZX-6R is a staple in the middleweight supersport category. Below are the comprehensive official specifications for the current generation model.

Engine & Performance

Unlike traditional 600cc supersports, the Ninja ZX-6R uses a 636cc engine displacement, which gives it noticeably better mid-range torque for street riding.

Attribute  Specification

• Engine Type4-stroke, liquid-cooled, DOHC, 16-valve, inline 4-cylinder
• Displacement 636 cc
• Bore x Stroke 67.0 x 45.1 mm
• Compression Ratio 12.9:1
• Maximum Power 127.0 hp @ 13,000 RPM (up to ~128-129 hp with Ram Air)
• Maximum Torque52.1 lb-ft (69 Nm) @ 10,800 RPM
• Fuel SystemDFI® with four 38mm Keihin throttle bodies

Drivetrain & Electronics

• The bike maintains a highly responsive mechanical throttle feel while integrating modern assist systems.
• Transmission: 6-speed, return shift with short throws.
• Quick Shifter: KQS (Kawasaki Quick Shifter), upshift-only.
• Clutch: Cable-actuated Assist & Slipper clutch with adjustable lever.
• Rider Aids: Kawasaki Traction Control (KTRC - 3 modes), Power Modes (Full/Low), and integrated Riding Modes (Sport/Road/Rain/Rider).
• Display: 4.3" Full-colour TFT instrumentation panel with smartphone connectivity via the Kawasaki Rideology App.
• Chassis, Suspension & BrakesBuilt around a race-developed aluminum frame, the hardware is tuned tightly for racetrack stability and aggressive cornering.
• Frame: Twin-spar aluminum perimeter frame with a boomerang-shaped swingarm.
• Front Suspension: 41mm inverted Showa SFF-BP (Separate Function Fork - Big Piston); fully adjustable for preload, compression, and rebound damping.
• Rear Suspension: Bottom-link Uni-Trak with gas-charged shock; fully adjustable for preload and damping.Front Brakes: Dual semi-floating 310mm petal discs paired with dual radial-mount, Nissin 4-piston monobloc calipers.
• Rear Brakes: Single 220mm petal disc with a single-piston caliper.
• Tyres: 120/70-ZR17 (Front) | 180/55-ZR17 (Rear).Dimensions & Capacities
• The ergonomics on the ZX-6R remain traditionally "racy" with low inset clip-ons and a commanding seat position.
• Seat Height: 830 mm (32.7 in)
• Wheelbase: 1,400 mm (55.1 in)
• Ground Clearance: 130 mm (5.1 in)
• Fuel Capacity: 17 Litres (4.5 US gal)
• Curb Weight (Wet): 195 kg (430 lbs) for the non-ABS model / 197 kg (434 lbs) for the ABS model.