fits model: Fl. make: Harley. year: 1986–2017.

( Brand: Harley-davidson ), ( Manufacturer Part Number: 57100213 ), ( Machine Type: Fl Softail ), ( Compatible Make: Harley Davison )
The **Harley-Davidson 57100213 Lowering Springs** are a precision-engineered aftermarket solution designed to refine the ride quality and handling of **1986 through 2017 Softail models**, including the iconic **Softail Classic, Softail Deluxe, Fat Boy, and Street Glide**. These springs are meticulously crafted to lower the rear suspension by approximately **1.5 to 2 inches**, transforming the bike s stance while maintaining a smooth, compliant ride. Built with **high-grade chromoly steel**, the springs are heat-treated for durability, ensuring they can withstand the demands of daily riding, cruising, and spirited touring without sagging or losing resilience over time. Unlike generic suspension components, these springs are **OEM-compatible**, meaning they seamlessly integrate with Harley-Davidson s stock rear shock system, eliminating the need for additional modifications or adjustments. The design reduces the bike s overall height, improving ground clearance for aggressive riding angles while also lowering the seat height for a more approachable, ergonomic posture ideal for riders of varying heights. Whether you re navigating tight city streets, carving through winding backroads, or simply seeking a more aggressive, sportier look, these lowering springs deliver a **subtle yet noticeable enhancement** in both aesthetics and performance. Perfect for riders who want to preserve the classic Softail s laid-back charm while gaining a touch of modern agility, these springs are a straightforward yet impactful upgrade for any enthusiast looking to refine their ride.
### **Pros and Cons of Buying Harley-Davidson Part Number 57100213 (Lower Sprocket Assemblies for 1986 2017 FL Softails)**
#### **Pros:**1. **Direct Fitment** These lower sprockets are designed specifically for Harley-Davidson FL Softail models from 1986 to 2017, ensuring compatibility without modification.
2. **Improved Durability** Harley-Davidson uses high-quality materials in their OEM parts, which can extend the lifespan of your drivetrain compared to aftermarket alternatives that may wear faster.
3. **Reliability** As genuine Harley parts, they are engineered to meet the manufacturer s standards, reducing the risk of premature failure or poor performance.
4. **Ease of Installation** Since they are designed for your specific model, installation is straightforward, requiring only basic tools and minimal expertise.
5. **Warranty Coverage** If purchased new from an authorized dealer, these parts may still carry a limited warranty, providing peace of mind against defects.
6. **Mainstream Availability** These parts are widely stocked by Harley dealerships and reputable motorcycle parts suppliers, making them easier to source than rare or discontinued aftermarket options.
7. **Consistency with Stock Specifications** Using OEM parts ensures that your bike s drivetrain remains within the manufacturer s intended specifications, which can be important for performance tuning or resale value.
#### **Cons:**1. **Higher Cost** OEM parts from Harley-Davidson are typically more expensive than aftermarket alternatives, which may offer similar or even superior performance at a lower price.
2. **Limited Customization** If you re looking for performance upgrades (e.g., larger sprockets for higher RPMs or better torque), OEM parts may not provide the flexibility that aftermarket options do.
3. **Potential for Overkill** If your bike is heavily modified or runs a different chain/ sprocket setup, these parts may not be the most cost-effective choice, especially if you re replacing them frequently.
4. **Longer Lead Times** Depending on the dealer s inventory, you might experience delays in receiving the parts, whereas aftermarket suppliers often have faster shipping options.
5. **Brand Loyalty Bias** Some riders prefer aftermarket parts for their perceived better quality or innovation, particularly in performance-oriented components like sprockets.
6. **Potential for Excessive Wear on Mating Parts** If your chain or other drivetrain components are worn, using new OEM sprockets may accelerate their degradation, leading to additional maintenance costs.
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### **Conclusion:**Harley-Davidson s lower sprocket assemblies (part #57100213) are a reliable and straightforward choice for riders who prioritize authenticity, ease of installation, and long-term durability. They are ideal for owners who want to maintain their bike s stock specifications or those who prefer the peace of mind that comes with genuine OEM parts. However, if budget or performance customization is a priority, aftermarket alternatives may offer better value or enhanced functionality.
For most standard FL Softail owners who are not heavily modifying their drivetrain, these OEM sprockets are a solid investment. If you re unsure about compatibility or need additional guidance, consulting a Harley technician or checking your bike s specific maintenance records can help ensure you re making the right choice.
### **Recommendation:** - **Buy the Harley-Davidson OEM sprockets (57100213) if:**- You want a direct replacement with no compatibility issues.
- You prioritize reliability and warranty coverage.
- Your bike is not heavily modified, and you re sticking to stock or minor upgrades.
- You prefer the convenience of purchasing from an authorized dealer.
- **Consider aftermarket alternatives if:**- You re looking to save money without sacrificing quality.
- You want to experiment with performance upgrades (e.g., larger sprockets for better torque or higher RPMs).
- Your bike has a modified drivetrain, and you need parts that align with your specific setup.
- You prefer brands known for innovation in motorcycle components (e.g., DID, Eurosprocket, or other reputable aftermarket manufacturers).
Ultimately, the decision depends on your budget, riding style, and long-term goals for your bike. For most casual riders, the OEM parts are a safe and practical choice.
Made by the trusted brand Harley-Davidson, these soft lowers are a genuine manufacturer part that ensures compatibility with your FL Softail model. The Harley Davidson 57100213 Soft Lowers are designed specifically for 1986 2017 FL Softails, providing a smoother ride and improved handling.