fits model: Ex300, 300, Ninja. make: Kawasaki. year: 2013–2017.

( Manufacturer Part Number: JKAEX8A14GDA26866 ), ( Part Type: Frame )
The **Kawasaki Ninja 300 EX300 (JKAEX8A14GDA26866, 2013 2017 model years)** represents a refined and agile entry into the sportbike realm, blending precision engineering with accessible performance for both novice and experienced riders. This model is built upon a **highly rigid, lightweight chassis** that combines a **steel trellis frame** with a **cast aluminum swingarm**, creating a structure that prioritizes stability and responsiveness while maintaining a compact, nimble footprint. The frame s design emphasizes a low center of gravity, enhancing cornering grip and handling agility, making it ideal for both urban commuting and spirited track days. The **monocoque construction** ensures durability without excessive weight, allowing the Ninja 300 EX300 to deliver a balance of sportiness and practicality that sets it apart from larger, heavier sportbikes.
At the heart of this motorcycle lies Kawasaki s **999cc parallel-twin engine**, a powerplant that has been finely tuned to offer a smooth yet engaging riding experience. While the displacement is modest by sportbike standards, the engine s **dual overhead camshafts (DOHC)** and **four valves per cylinder** configuration ensure efficient combustion and a broad powerband, producing a linear and predictable throttle response. The **liquid-cooled system** keeps temperatures in check, while the **electronically controlled fuel injection (EFI)** delivers precise fuel delivery for optimal performance across a wide range of conditions. Paired with a **six-speed transmission** and a **slipper clutch**, the drivetrain offers smooth, progressive shifting and a touch of mechanical sophistication, making gear changes feel deliberate yet effortless.
The **suspension setup** on the Ninja 300 EX300 is another standout feature, designed to absorb imperfections in the road while maintaining a sporty demeanor. Up front, a **41mm inverted Showa fork** with adjustable preload, compression, and rebound damping provides a firm yet compliant ride, allowing the bike to lean into corners with confidence. The rear suspension features a **pro-link monoshock** with adjustable preload and rebound damping, ensuring the swingarm remains stable under acceleration and braking while still accommodating rough terrain. Together, these components create a suspension package that adapts to rider input with precision, whether you re carving through a twisty backroad or cruising along a straightaway.
The **braking system** is equally capable, featuring **dual 300mm front discs** with **four-piston calipers** and a **single 220mm rear disc** with a **single-piston caliper**, all paired with **Brembo master cylinders** for consistent and powerful stopping power. The **front brake lever** is positioned for easy modulation, allowing riders to dial in braking force with confidence, while the **rear brake pedal** provides additional control for precise traction management. The **ABS (Anti-lock Braking System)** option, available on later model years, further enhances safety by preventing wheel lockup during hard stops, making the Ninja 300 EX300 a reliable choice for both city riding and highway cruising.
The **ergonomics and rider positioning** of the Ninja 300 EX300 are tailored to promote an upright yet aggressive stance, encouraging forward lean and active engagement with the bike. The **ergonomic seat** is contoured for comfort during extended rides, while the **adjustable windscreen** offers protection from wind blast without sacrificing visibility. The **handlebar layout** is compact, with a **narrow, sporty grip** that allows for quick, precise inputs, and the **footpeg placement** is optimized for both standing and seated riding positions. The **instrument cluster** features a **digital speedometer, tachometer, and fuel gauge**, along with **LED indicators** for turn signals, brake light, and ABS activation, ensuring all critical information is easily accessible at a glance.
For those who appreciate a touch of customization, the Ninja 300 EX300 offers a **modular design** that makes it relatively straightforward to upgrade or modify. The **exhaust system** can be swapped out for aftermarket options to enhance performance or aesthetics, while the **air intake system** allows for tuning adjustments to fine-tune throttle response. The **suspension components** are also serviceable and upgradeable, enabling riders to tailor the ride quality to their preferences. Additionally, the **wheels** are **17-inch diameter** with **120/70 front and 180/55 rear tire sizes**, providing a good balance of grip and compliance, though enthusiasts often opt for aftermarket wheels and tires for improved performance.
In summary, the **Kawasaki Ninja 300 EX300 (JKAEX8A14GDA26866, 2013 2017)** is a meticulously crafted sportbike that bridges the gap between accessibility and performance. Its **rigid yet agile chassis**, **responsive parallel-twin engine**, and **premium suspension and braking systems** make it a versatile machine suited for a variety of riding styles. Whether you re navigating city streets, exploring winding country roads, or pushing the limits on a weekend track session, this motorcycle delivers a **smooth, engaging, and rewarding riding experience** that appeals to both newcomers and seasoned riders alike. With its **timeless design, reliable engineering, and adaptable platform**, the Ninja 300 EX300 remains a compelling choice for those seeking a sportbike that is as capable as it is enjoyable.
**Pros and Cons of Buying a Kawasaki Ninja 300 EX300 (2013 2017) Frame/Chassis**
### **Pros**
1. **Lightweight and Agile** The Ninja 300 is one of the lightest production motorcycles in its class, making it highly maneuverable and easy to handle, especially for beginners or riders in urban environments.
2. **Reliable Engine** The 296cc parallel-twin engine is well-proven, producing around 34 horsepower and 22 lb-ft of torque, which is sufficient for city riding and light highway use. It s known for being durable if maintained properly.
3. **Affordable Maintenance** Parts for the Ninja 300 are widely available and relatively inexpensive compared to larger bikes. Basic upkeep (oil changes, spark plugs, etc.) is cost-effective.
4. **Easy to Ride** The low seat height (30.7 inches) and simple controls make it accessible for new riders. The lightweight frame also reduces rider fatigue on short trips.
5. **Good for Learning** The bike s weight and power make it an excellent choice for riders transitioning from scooters or smaller bikes to something more sporty but still manageable.
6. **Modularity** The frame and chassis are compatible with aftermarket upgrades, such as exhausts, suspension, or handlebars, allowing for customization without major modifications.
7. **Fuel Efficiency** The Ninja 300 averages around 100 120 mpg, making it economical for daily commuting.
8. **Resale Value** While not high-end, the Ninja 300 holds its value better than many entry-level sportbikes due to its reputation for reliability and simplicity.
9. **Minimalist Design** The bike s straightforward construction means fewer points of failure compared to more complex machines.
10. **Community Support** There s a dedicated following for the Ninja 300, with forums and resources available for troubleshooting and modifications.
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### **Cons**
1. **Limited Power for Highway Use** At 34 horsepower, the bike struggles with sustained highway speeds (60 mph) or passing larger vehicles. It s best suited for city and light highway riding.
2. **Poor High-Speed Stability** The lightweight frame and lack of wind protection make it feel unstable at higher speeds, especially in crosswinds or on long rides.
3. **Basic Suspension** The stock suspension (41mm Showa forks and single shock) is adequate for city riding but can feel harsh on rough roads or over bumps.
4. **No ABS (2013 2017 Models)** The original models lack anti-lock braking, which can be a safety concern in wet or panic-stop situations. Aftermarket ABS kits exist but require installation.
5. **Narrow Tires** The stock tires (120/70-17) are not ideal for wet conditions or aggressive cornering, limiting traction in slippery or technical environments.
6. **Outdated Technology** Compared to modern bikes, the Ninja 300 lacks features like digital dashboards, traction control, or advanced ergonomics, which can feel dated.
7. **Rider Projection Issues** The upright riding position and lack of wind protection can lead to wind fatigue on longer rides, making it less comfortable for extended touring.
8. **Limited Aftermarket Support** While parts are available, high-performance aftermarket components (e.g., clutch kits, engine upgrades) are less common than for larger sportbikes.
9. **Resale Depreciation** Like most entry-level bikes, the Ninja 300 loses value quickly, especially if not well-maintained.
10. **No Storage Space** The bike lacks a center stand, top case, or panniers, making it impractical for carrying gear on longer trips.
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### **Conclusion**
The **Kawasaki Ninja 300 EX300 (2013 2017) frame/chassis** is an excellent choice if you prioritize **lightweight handling, affordability, and simplicity** for **city riding, commuting, or learning to ride**. It s ideal for beginners, urban riders, or those who prefer a minimalist, no-frills machine. However, it s **not suited for highway dominance, long-distance touring, or aggressive riding** due to its limited power, stability, and comfort.
If you re looking for a **budget-friendly, easy-to-ride bike** that won t break the bank in maintenance or insurance, this frame is a strong option especially if you plan to keep it stock or perform basic upgrades. For riders who want **more power, stability, or modern features**, a slightly larger or more advanced bike (e.g., a 600cc sportbike or a naked bike) may be a better long-term investment.
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### **Recommendation**
**Buy the Ninja 300 EX300 frame/chassis if:**- You re a beginner or returning rider.
- You primarily ride in the city or on short commutes.
- You want a lightweight, easy-to-handle bike with low maintenance costs.
- You plan to keep modifications minimal (e.g., exhaust, suspension, or ergonomic tweaks).
- You re on a tight budget and don t need highway performance.
**Avoid it if:**- You frequently ride on highways or need sustained power.
- You prioritize comfort or stability on long rides.
- You want modern features like ABS, digital dashboards, or advanced suspension.
- You plan to carry gear or tour extensively.
**Alternative Considerations:**- If you want **more power**, look at a **Yamaha MT-03 (2013 )** or **Kawasaki Ninja 400**.
- If you prefer **naked bikes**, consider a **Honda Rebel 500** or **Suzuki SV650**.
- If you re open to used bikes, a **2018 Ninja 300 with ABS** would address some of the original model s shortcomings.
For most buyers, the Ninja 300 s strengths align well with **practical, everyday riding needs**, making it a solid purchase for the right rider. Just manage expectations regarding power and comfort, and maintain it regularly to extend its lifespan.
2013 2017 Kawasaki Ninja 300 EX300 Main Frame Chassis: Donor Bike: 2016 with 2623 miles. Buyer pays return shipping. All part are used and should be inspected before install.