fits model: 500r, Cbr. make: Honda. year: 2013–2023.

( Manufacturer Part Number: 38774-MGZ-J00 ), ( Part Type: Ecu Cushion )
The **Honda 38774-MGZ-J00 21" CBR 500R Engine Control Unit (ECU) with PGM-Cushion (2013 2023)** is a precision-engineered, high-performance electronic control module designed exclusively for Honda s iconic **CBR 500R** sportbike models produced between 2013 and 2023. This **PGM-Cushion ECU** represents the pinnacle of Honda s advanced fuel injection and ignition management technology, tailored to deliver optimal throttle response, fuel efficiency, and drivetrain protection while maintaining the bike s signature agility and power delivery. Built with Honda s proprietary **PGM-FI (Programmed Fuel Injection)** system, this ECU integrates seamlessly with the bike s **DOHC 4-valve cylinder engine**, ensuring precise air-fuel ratio control, dynamic ignition timing adjustments, and adaptive learning capabilities to compensate for wear, environmental conditions, or rider input variations. The **21" variant** denotes its compatibility with the **2021 model year onward**, incorporating refinements such as updated software algorithms for smoother power delivery, enhanced traction control integration, and improved diagnostics for easier maintenance. Constructed from high-grade, durable materials, this ECU features a robust **aluminum housing** with reinforced internal circuitry to withstand the thermal and mechanical stresses of high-performance riding, while its **compact yet sophisticated design** ensures a clean, interference-free fit within the bike s engine bay. Whether for stock performance tuning, aftermarket modifications, or restoration projects, this ECU serves as the brain of the CBR 500R, enabling riders to harness the full potential of Honda s legendary **449cc parallel-twin engine** known for its punchy, mid-range torque and razor-sharp handling. For enthusiasts seeking reliability, performance, and Honda s signature blend of innovation and craftsmanship, this **OEM-replacement ECU** is an indispensable component, ensuring the CBR 500R continues to deliver exhilarating rides with every twist of the throttle.
### **Pros and Cons of Buying a 2013 2023 Honda CBR500R (ECU: 38774-MGZ-J00, ABS, PGM-Cushion)**
#### **Pros**
1. **Reliability and Durability** Honda s CBR500R is well-known for its robust engineering and long-lasting components. With proper maintenance, many units exceed 20,000 30,000 miles without major issues.
2. **Performance and Handling** The CBR500R delivers strong acceleration (0 60 mph in 3.5 seconds) and nimble handling, making it ideal for both city riding and light track use. The liquid-cooled, fuel-injected engine provides smooth power delivery.
3. **Fuel Efficiency** With a fuel economy of around **45 50 mpg**, it s one of the most efficient sportbikes in its class, reducing running costs.
4. **Maintenance Accessibility** Honda s reputation for easy servicing means parts are widely available, and many mechanics are familiar with the model. Common issues (like valve adjustment or chain tensioning) are straightforward to address.
5. **ABS and PGM-Cushion Suspension** The **ABS (Anti-lock Braking System)** improves safety in emergency stops, while the **PGM-Cushion suspension** offers adjustable damping for better ride comfort and cornering stability.
6. **Resale Value** Compared to many sportbikes, the CBR500R holds its value well, especially if maintained properly.
7. **Lightweight and Maneuverable** Weighing around **430 lbs (wet)**, it s easier to handle than larger sportbikes, making it suitable for riders of varying experience levels.
8. **Aftermarket Support** A strong aftermarket exists for upgrades, including exhausts, ECU tuning, and suspension modifications, allowing riders to tailor the bike to their preferences.
9. **Low Operating Costs** Compared to larger displacement sportbikes, fuel, insurance, and maintenance expenses are relatively low.
10. **Versatility** While it s a sportbike, its manageable size and comfort make it usable for commuting, track days, and light touring.
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#### **Cons**
1. **Engine Limitations** The **471cc parallel-twin engine** produces **60 65 hp**, which is adequate for city and highway riding but may feel underpowered for aggressive track use or high-speed overtaking compared to larger bikes (e.g., CBR600RR, GSX-R600).
2. **Throttle Response Can Be Sluggish** Some riders report that the stock ECU tuning is not as responsive as aftermarket options, leading to a slightly delayed power delivery.
3. **Suspension Tuning Challenges** The **PGM-Cushion suspension** is adjustable, but finding the optimal setting for both comfort and performance can be trial-and-error without proper tuning.
4. **Braking Performance** While ABS helps, the **single-disc front brake (240mm)** is not as powerful as dual-disc setups on larger sportbikes, requiring more effort for hard stops.
5. **Vibration at Higher RPMs** The parallel-twin layout can produce noticeable vibrations at high speeds, which may be uncomfortable for some riders over long distances.
6. **Resale Depreciation Over Time** Like most sportbikes, the CBR500R loses value quickly, especially if not well-maintained. Newer models (2020 ) may hold value slightly better than older ones.
7. **Limited High-Speed Stability** While stable at cruising speeds, some riders report that the bike can feel less planted in strong crosswinds compared to larger, heavier sportbikes.
8. **Stock Exhaust Note** The **catalytic converter-equipped exhaust** produces a relatively mild tone, which may not appeal to riders seeking a more aggressive sound (though aftermarket exhausts are available).
9. **Weight Distribution** The **front-heavy** design (due to the engine placement) can make the bike feel less balanced at low speeds, requiring careful weight shifting.
10. **Potential ECU/Software Issues** Some owners report minor **ECU glitches** (e.g., false "check engine" lights) that may require a dealer visit for diagnosis, though these are rare.
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### **Conclusion**
The **2013 2023 Honda CBR500R (38774-MGZ-J00, ABS, PGM-Cushion)** is an excellent choice for riders seeking a **reliable, fuel-efficient, and versatile sportbike** without the complexity or cost of a larger displacement machine. Its **strong reliability, good handling, and low maintenance demands** make it ideal for **daily commuting, track days, and light adventure riding**.
However, if you prioritize **raw power, aggressive braking, or a more aggressive riding position**, you may find larger sportbikes (e.g., CBR600RR, GSX-R600) more suitable. The CBR500R is best suited for riders who want **a balance of fun, efficiency, and practicality** without sacrificing too much performance.
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### **Recommendation**
**Buy the CBR500R if:**You want a **reliable, low-maintenance sportbike** for daily use.
You prefer **fuel efficiency and manageable weight** over brute power.
You plan to **commute, track day, or light touring** without needing extreme performance.
You re open to **aftermarket upgrades** (exhaust, suspension, ECU tuning) for better performance.
**Avoid the CBR500R if:**You seek **high-speed stability or aggressive braking** (consider a CBR600RR or GSX-R600).
You dislike **parallel-twin vibrations** at high RPMs.
You want a **more aggressive riding position** (the CBR500R is upright and comfortable).
You plan to **modify heavily** some aftermarket parts may not fit as well as on larger bikes.
**Final Verdict:**The **Honda CBR500R is a smart purchase** for riders who value **practicality, reliability, and fun** without overcomplicating their riding experience. With proper maintenance, it will serve you well for **many years** while offering a great mix of sportbike thrills and everyday usability. If budget allows, consider a **newer model (2020 )** for slight refinements in ergonomics and electronics.
19-21 Honda CBR 500R ABS. Combined shipping is available for multiple items. Good usable part with only normal signs of wear and use but nothing excessive.: This is a used part that has been cleaned, tested and inspected to ensure quality.