Kawasaki
| Engine type | Liquid-cooled, 4-stroke, parallel twin |
| Compression ratio | 11.3:1 |
| Valve system | DOHC, 8 valves |
| Bore x stroke | 70.0 mm x 58.6 mm / 2.76 in x 2.31 in |
| Displacement | 451 cm³ / 27.52 in³ |
| Fuel system | Fuel injection: 32 mm x 2 |
| Lubrication | Forced lubrication, wet sump |
| Starting system | Electric |
| Ignition system | Digital |
| Maximum power | 33.4 kW {45.4 PS} / 9,000 rpm |
| Maximum torque | 42.6 N•m {4.3 kgf•m} / 6,000 rpm / 31.42 lb-ft |
| Co2 emission | 89 g/km |
| Fuel consumption | 3.8 l/100km / 61.9 mpg |
| Transmission | 6-speed, return shift |
| Clutch | Wet, multi disc |
| Primary reduction ratio | 2.029 (69/34) |
| Gear ratios | 1st: 2.929 (41/14), 2nd: 2.056 (37/18), 3rd: 1.619 (34/21), 4th: 1.333 (32/24), 5th: 1.154 (30/26), 6th: 1.037 (28/27) |
| Final drive | Sealed chain |
| Final reduction ratio | 3.071 (43/14) |
| Frame type | Trellis, high-tensile steel |
| Trail | 92 mm / 3.62 in |
| Wheel travel front | 120 mm / 4.72 in |
| Wheel travel rear | 130 mm / 5.12 in |
| Tyre front | 110/70R17 M/C 54H |
| Tyre rear | 150/60R17 M/C 66H |
| Dimensions l w h | 1,995 mm x 730 mm x 1,120 mm / 78.54 in x 28.74 in x 44.09 in |
| Steering angle | 35° / 35° |
| Wheel base | 1,375 mm / 54.13 in |
| Ground clearance | 145 mm / 5.71 in |
| Fuel capacity | 14.0 litres / 3.7 gal |
| Seat height | 785 mm / 30.91 in |
| Curb mass | 171 kg / 377.02 lbs |
| Front brake type | Single semi-floating disc |
| Front brake diameter | Ø 310 mm / 12.20 in |
| Front brake caliper type | Balanced actuation dual-piston |
| Rear brake type | Single disc |
| Rear brake diameter | Ø 220 mm / 8.66 in |
| Rear brake caliper type | Dual-piston |
| Front suspension type | Telescopic fork |
| Front suspension diameter | Ø 41 mm / 1.61 in |
| Rear suspension type | Bottom-link Uni-Trak, gas-charged shock, and spring preload adjustability |
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Kawasaki’s lightweight sportbike returns with a punchy parallel twin and approachable ergonomics that make it a standout in the entry-to-mid class. If you’re eyeing agile city performance with enough muscle for spirited weekend rides, the 2025 Kawasaki Ninja 500 specs deliver exactly that. In this Kawasaki Ninja 500 review, we focus on the numbers that matter and how they translate to real roads.
At the heart of the Ninja 500 is a 451 cm³, liquid-cooled parallel twin with DOHC and 8 valves. On paper, it puts out 33.4 kW (45.4 PS) at 9,000 rpm and 42.6 N•m (31.42 lb-ft) at 6,000 rpm. On the street, that torque peak arriving midrange is exactly what you want for brisk urban launches and smooth roll-ons without hunting through gears. The 6-speed, return-shift transmission and wet, multi-disc clutch keep shifts light and precise, while the sealed chain final drive is simple and robust.
Fueling is handled by dual 32 mm fuel injectors, and the digital ignition pairs with an electric starting system for hassle-free starts. Efficiency is a strong suit: a rated 3.8 l/100km (61.9 mpg) means real savings if you commute daily. The CO₂ emission figure of 89 g/km underscores its thrifty, modern tune. Bore and stroke are 70.0 mm x 58.6 mm, with an 11.3:1 compression ratio—numbers that point to a lively but durable engine design aimed at balance rather than brute force.
A trellis, high-tensile steel frame and compact 1,375 mm wheelbase make the Ninja 500 quick to tip in and steady mid-corner. Up front is a 41 mm telescopic fork with 120 mm of travel; out back, Kawasaki’s Bottom-link Uni-Trak setup brings a gas-charged shock with spring preload adjustability and 130 mm of travel—ideal for dialing in rider weight or luggage. Trail is 92 mm, and the generous 35°/35° steering angle helps with tight U-turns and parking-lot maneuvering.
The Kawasaki Ninja 500 seat height is 785 mm (30.91 in), which, combined with the narrow waist and the Kawasaki Ninja 500 weight of 171 kg (377.02 lbs), inspires confidence for newer riders and those with shorter inseams. Taller riders won’t feel cramped either, thanks to a neutral sport posture and sensible peg placement. Ground clearance is 145 mm, and the 110/70R17 front and 150/60R17 rear tires strike a sweet balance between quick steering and stability.
Braking hardware is straightforward and effective: a single semi-floating 310 mm front disc with a balanced actuation dual-piston caliper, and a 220 mm rear disc with a dual-piston caliper. The setup emphasizes predictability and control—great for learning proper braking feel and for everyday reliability.
Other practicalities that matter:
Tire sizes—110/70R17 front and 150/60R17 rear—are common and affordable, making rubber choice and availability a non-issue.
If you’re a newer rider wanting a forgiving yet engaging platform, this bike nails it: manageable weight, approachable seat height, and a friendly torque curve at 6,000 rpm. Commuters will appreciate the 3.8 l/100km (61.9 mpg) rating and 14.0-litre tank, while more experienced riders will enjoy wringing out 33.4 kW (45.4 PS) on twisty backroads without needing superbike speeds to have fun. It’s a versatile “do-most-things-well” sportbike that doesn’t punish you for daily use.
The Ninja 500’s strengths are clear: tractable midrange torque, light handling from the trellis frame and short wheelbase, and sensible running costs. The chassis recipe—41 mm fork, Uni-Trak rear with preload adjustability, and well-judged tire sizes—delivers predictable, confidence-inspiring behavior. Brakes are simple but effective, and the ergonomics are friendly to a wide rider range.
On the flip side, the spec sheet leans toward practicality over premium frills. If you’re chasing high-end adjustability or a raft of rider aids, you won’t find them called out here. But judged on core performance and real-world value, the 2025 Kawasaki Ninja 500 is a standout pick—especially considering its US MSRP of $5,299. It offers genuine sportbike fun without the cost or intimidation factor.
Is the 2025 Kawasaki Ninja 500 good for beginners?
What is the seat height of the 2025 Kawasaki Ninja 500?
How heavy is the 2025 Kawasaki Ninja 500?
What are the power and torque numbers?
What fuel economy does it get?