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Z650RS - 2026 Specifications and Reviews

The 2025 Kawasaki Z650RS is a retro-styled middleweight that blends classic aesthetics with modern reliability, appealing to new riders and enthusiasts seeking accessible performance. Its 649cc parallel-twin engine delivers smooth, manageable power with 67.3 horsepower and responsive handling, making it ideal for commuting, casual riding, and weekend adventures. Known for its authentic vintage character combined with fuel injection dependability, the Z650RS captures the spirit of Kawasaki's legendary Z models in an approachable package.

2026
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General information

Color OptionsEbony, Ebony/Green Ebony/Green, Ebony/Yellow Ebony/Yellow
CategoryClassic
Year2025
ModelKawasaki Z650RS

Engine and Transmission Specifications

StartingElectric
Emission102.1 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel Consumption4.40 litres/100 km (22.7 km/l or 53.46 mpg)
ClutchAssist and Slipper Clutch
Final DriveChain (final drive)
Gearbox6-speed
Cooling SystemLiquid
IgnitionTCBI with electronic advance
Fuel ControlDouble Overhead Cams/Twin Cam (DOHC)
InductionInjection. DFI® with Keihin 36mm Keihin throttle bodies
Bore x Stroke83.0 x 60.0 mm (3.3 x 2.4 inches)
Compression Ratio10.8:1
Max Torque64.0 Nm (6.5 kgf-m or 47.2 ft.lbs) @ 6500 RPM
Max Power67.3 HP (49.1 kW)) @ 8000 RPM
Engine DetailsDie-cast aluminium cylinder and lightweight coated pistons
Engine TypeTwin, four-stroke
Capacity649.0 ccm (39.60 cubic inches)
 
 

Physical measures and capacities

Fuel Capacity12.00 litres (3.17 US gallons)
Wheelbase1405 mm (55.3 inches)
Ground Clearance125 mm (4.9 inches)
Overall Width800 mm (31.5 inches)
Overall Length2065 mm (81.3 inches)
Overall Height1115 mm (43.9 inches)
Seat Height820 mm (32.3 inches) If adjustable, lowest setting.
Power/Weight Ratio0.3869 HP/kg
Wet Weight187.0 kg (412.3 pounds)
Dry Weight174.0 kg (383.6 pounds)

Z650RS dimensions and frame

WheelsSpoke-style cast wheels. Dunlop Sportmax Roadsport 2 tires
Rear BrakesSingle disc. Petal disc. Single-piston. ABS.
Brake Disc Diameter220 mm (8.7 inches)
Front BrakesDouble disc. Petal-type rotors with two-piston calipers. ABS.
Rear Tyre160/60-ZR17
Front Tyre120/70-ZR17
Rear Wheel Travel130 mm (5.1 inches)
Rear SuspensionHorizontal Back-link with preload adjustment
Front Wheel Travel125 mm (4.9 inches)
Front Suspension41 mm telescopic fork
Trail100 mm (3.9 inches)
FrameTrellis, high-tensile steel
 
 

Other specs

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Ask questionsJoin the 25 Kawasaki Z650RS discussion group or the general Kawasaki discussion group.
MaintenanceFind parts, fluids. filters, maintenance tools and service manuals at Amazon.com.
Insurance costsCompare US insurance quotes from the nation's top providers.
Update specsReport missing specs or required updates.
Warranty12 Month Limited Warranty
LightingRound LED headlight
InstrumentsDual-dial instrumentation with multi-function LCD screen
Rake (fork angle)24.0°
DrivelineSealed chain
Lubrication systemForced lubrication, semi dry sump
Maximum RPM12500

Rider Reviews

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