fits model: Cb550, Nighthawk. make: Honda. year: 1983.

( Manufacturer Part Number: 52100-ME4-0002A ), ( Part Type: Swingarm ), ( Machine Type: Street Motorcycle ), ( Manufacturer Warranty: No Warranty )
The **Honda 52100-ME4-0002A 1983 CB550 Nighthawk Swingarm** is a meticulously crafted, high-performance aftermarket replacement part designed to restore the iconic handling and aesthetic of Honda s legendary **CB550 Nighthawk** from the early 1980s. This swingarm, part of Honda s original equipment (OEM) component line, is engineered to deliver the same precision and durability that made the Nighthawk a standout in its era. Crafted from high-strength chromoly steel, the swingarm features a robust, heat-treated construction that ensures long-lasting strength while maintaining a lightweight profile for optimal maneuverability. The design incorporates Honda s signature **dual-pivot rear suspension system**, allowing for smooth, responsive ride quality and precise wheel alignment, which is essential for both cruising and spirited riding. The swingarm s polished finish and clean, angular contours not only enhance the bike s classic aesthetic but also contribute to its functional performance, with precise fitment ensuring compatibility with the original rear suspension components, including the shock absorbers and axle. Whether restoring a vintage Nighthawk to its original glory or upgrading an existing bike for improved handling, this swingarm exemplifies Honda s commitment to quality and engineering excellence, making it a sought-after component for enthusiasts and mechanics alike. Its compatibility with the **1983 model year** ensures a seamless integration with the bike s original chassis, while its robust construction guarantees reliability for years of riding.
### **Pros and Cons of Buying a 1983 Honda CB550 Nighthawk (ME4-0002A Swingarm)**
#### **Pros**
1. **Classic Design and Style** The CB550 Nighthawk is a well-regarded classic cruiser with a distinctive, aggressive look that appeals to enthusiasts. Its retro styling remains desirable among collectors and riders who appreciate vintage motorcycles.
2. **Reliable Honda Engine** The ME4 engine (a 550cc parallel-twin) is known for its durability and simplicity. With proper maintenance, it can last for decades, especially if the owner has kept up with basic upkeep.
3. **Modular and Upgradable** The CB550 has a strong aftermarket support system. Many parts, including the swingarm (which you re considering), are available, allowing for customization (e.g., suspension upgrades, exhaust modifications, or engine tuning).
4. **Lower Cost of Ownership** Compared to modern motorcycles, fuel, insurance, and maintenance costs are relatively low. Parts are often cheaper than those for newer bikes.
5. **Good for Cruising and Comfort** The bike has a relaxed riding position, making it suitable for long-distance cruising. The ergonomics are more forgiving than those of modern sportbikes, reducing rider fatigue on extended rides.
6. **Historical Significance** The CB550 was Honda s first true cruiser, blending elements of sport and touring bikes. Owning one allows you to ride a piece of motorcycle history.
7. **Potential for Restoration** If the bike is in rough shape, it can be a rewarding project. Restoring a Nighthawk to its original condition (or customizing it) can be a fulfilling hobby.
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#### **Cons**
1. **Aging Mechanical Components** The swingarm (ME4-0002A) and other parts may show signs of wear, rust, or fatigue, especially if the bike has been neglected. A thorough inspection is critical before purchase.
2. **Reliability Depends on Maintenance History** Without proper upkeep, the engine, transmission, or suspension could fail. A bike with a questionable service record may require costly repairs.
3. **Outdated Safety Features** Modern safety standards (e.g., ABS, traction control, modern braking systems) are absent. The CB550 lacks these, which could be a concern for riders prioritizing safety.
4. **Fuel Injection vs. Carburetors** While the ME4 engine is carbureted (unlike later fuel-injected models), this can lead to drivability issues if the carbs are dirty or worn. Some riders prefer the simplicity of carburetors, but others may find them finicky.
5. **Limited Power and Performance** By modern standards, the CB550 is underpowered (around 42-45 hp). It lacks the torque and acceleration of contemporary cruisers or sportbikes, making it less exciting for performance-oriented riders.
6. **Comfort Limitations** While the riding position is relaxed, the bike lacks modern suspension tuning, ergonomic refinements, and wind protection. Long rides may still be tiring compared to newer touring bikes.
7. **Parts Availability and Cost** While parts exist, some may be harder to find than on newer models. Prices for rare or discontinued components can be higher than expected.
8. **Resale Value** Classic bikes like the Nighthawk hold value for enthusiasts, but they depreciate over time. If you plan to sell later, the return on investment may not be as high as with a modern bike.
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### **Conclusion**
The 1983 Honda CB550 Nighthawk (with the ME4-0002A swingarm) is a fantastic choice if you:- Appreciate classic design and vintage motorcycles.
- Are willing to invest time in maintenance or restoration.
- Prioritize reliability, simplicity, and a cruising experience over raw power.
- Enjoy the challenge of working on a project bike or a well-loved machine.
However, it may not be ideal if you:- Need modern safety features or high performance.
- Prefer low-maintenance, plug-and-play ownership.
- Plan to ride it heavily without extensive upkeep.
- Want a bike that holds value as a daily rider in the long term.
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### **Recommendation**
If you re purchasing this bike:1. **Inspect Thoroughly** Check for rust, engine condition, transmission smoothness, and swingarm integrity. A pre-purchase inspection by a mechanic is highly recommended.
2. **Verify Maintenance Records** Ask the seller for proof of oil changes, valve adjustments, and other critical services.
3. **Budget for Repairs** Be prepared for potential costs, especially if the bike is rusty or has worn components. Consider a "project bike" budget if restoration is needed.
4. **Test Ride Carefully** Pay attention to engine noise, vibration, and handling. A rough or unstable ride could indicate serious issues.
5. **Consider Alternatives** If you want a more modern cruiser with better safety and performance, bikes like the Honda Shadow (1990s) or modern Harley-Davidsons may be worth exploring.
**Final Verdict:** The CB550 Nighthawk is a fantastic ride for the right owner someone who values history, craftsmanship, and the joy of riding a well-loved classic. If you re prepared for potential work and don t mind its limitations, it s a rewarding purchase. If you want a hassle-free, high-performance bike, look elsewhere.
Used swingarm assembly for 1983 CB550 Nighthawk, in good condition.