17 May. Sunday 2026
Z650 - 2025 Specifications and Reviews
The 2025 Kawasaki Z650 is an entry-level naked bike designed for new riders and commuters seeking an accessible, manageable platform. Its 649cc parallel-twin engine delivers smooth, predictable power with 67 horsepower, making it ideal for learning fundamentals without overwhelming. Known for reliability, fuel efficiency, and nimble handling, the Z650 remains a go-to choice for those transitioning from smaller bikes.
2025
General information | |
| Color Options | Metallic Spark Black/Green Metallic Spark Black/Red Metallic Spark Black/Red Metallic Matte Dark Gray/Metallic Spark Black Metallic Matte Dark Gray/Metallic Spark Black |
| Category | Naked bike |
| Model | Kawasaki Z650 |
Engine and Transmission Specifications | |
| Starting | Electric |
| Emission | 104.4 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel Consumption | 4.50 litres/100 km (22.2 km/l or 52.27 mpg) |
| Clutch | Assist and Slipper Clutch |
| Final Drive | Chain (final drive) |
| Gearbox | 6-speed |
| Cooling System | Liquid |
| Ignition | TCBI with electronic advance |
| Fuel Control | Double Overhead Cams/Twin Cam (DOHC) |
| Induction | Injection. DFI® with Keihin 36mm Keihin throttle bodies |
| Bore x Stroke | 83.0 x 60.0 mm (3.3 x 2.4 inches) |
| Compression Ratio | 10.8:1 |
| Max Torque | 64.0 Nm (6.5 kgf-m or 47.2 ft.lbs) @ 6700 RPM |
| Engine Details | Die-cast aluminium cylinder and lightweight coated pistons |
| Capacity | 649.0 ccm (39.60 cubic inches) |
| | |
Physical measures and capacities | |
| Fuel Capacity | 15.00 litres (3.96 US gallons) |
| Wheelbase | 1410 mm (55.5 inches) |
| Ground Clearance | 130 mm (5.1 inches) |
| Overall Width | 765 mm (30.1 inches) |
| Overall Length | 2055 mm (80.9 inches) |
| Overall Height | 1065 mm (41.9 inches) |
| Seat Height | 790 mm (31.1 inches) If adjustable, lowest setting. |
| Power/Weight Ratio | 0.3891 HP/kg |
| Wet Weight | 188.0 kg (414.5 pounds) |
| Dry Weight | 173.0 kg (381.4 pounds) |
Z650 dimensions and frame | |
| Wheels | Dunlop Sportmax Roadsport 2 tires |
| Rear Brakes | Single disc. Petal disc. Single-piston. Optional ABS. |
| Brake Disc Diameter | 220 mm (8.7 inches) |
| Front Brakes | Double disc. Petal-type rotors with two-piston calipers. Optional ABS. |
| Rear Tyre | 160/60-ZR17 |
| Front Tyre | 120/70-ZR17 |
| Rear Wheel Travel | 130 mm (5.1 inches) |
| Rear Suspension | Horizontal Back-link with preload adjustment |
| Front Wheel Travel | 125 mm (4.9 inches) |
| Front Suspension | 41 mm telescopic fork |
| Trail | 100 mm (3.9 inches) |
| Frame | Trellis, high-tensile steel |
| | |
Other specs | |
| Related bikes | List related bikes for comparison of specs. |
| Ask questions | Join the 25 Kawasaki Z650 discussion group or the general Kawasaki discussion group. |
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. |
| Insurance costs | Compare US insurance quotes from the nation's top providers. |
| Update specs | Report missing specs or required updates. |
| Comments | Smartphone Connectivity via RIDEOLOGY THE APP, TFT Instrumentation. |
| Warranty | 12 Month Limited Warranty |
| Lighting | LED headlight |
| Instruments | TFT Instrumentation |
| Rake (fork angle) | 24.0° |
| Driveline | Sealed chain |
| Lubrication system | Forced lubrication, semi dry sump |
| Max RPM | 12500 |
| Power | 67.3 HP (49.1 kW)) @ 8000 RPM |
| Engine type | Twin, four-stroke |
| Year | 2025 |
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