fits model: Civic. make: Honda. year: 2017–2021.

( Manufacturer Part Number: 04645TBA305 ), ( Part Type: Driver ), ( Conditions Options: Left Rocker W Post Black Pc 2 ), ( Genuine Oem: Yes ), ( Ipn: 198-60606l ), ( Placement: Driver/left ), ( Year: 2018 ), ( Manufacturer Warranty: 60 Day ), ( Placement On Vehicle: Left ), ( Color: Black )
The **Honda 04645TBA305 Rocker Post (Left Side) for the 2017 2021 Honda Civic** is a precision-engineered suspension component designed to enhance both the durability and performance of your vehicle s front end. Crafted from high-strength steel, this rocker post serves as a critical link in the suspension system, connecting the control arm to the frame while absorbing road shocks, vibrations, and lateral forces to ensure a smoother, more stable ride. Specifically engineered to fit the left-side front suspension of the 2017 through 2021 Civic models, this part is compatible with both sedan and hatchback variants, making it a versatile upgrade for drivers seeking improved handling, reduced wear on other suspension components, and a more refined driving experience. The rocker post features a robust, heat-treated design to resist deformation under heavy loads, while its precise fitment ensures minimal clearance issues, preventing premature wear on bushings or other related parts. Whether you re restoring a classic Civic, upgrading your daily driver s suspension, or addressing a worn-out original component, this OEM-quality rocker post delivers the reliability and performance expected from Honda s engineering standards. Proper installation is recommended to maintain optimal suspension function and safety.
**Pros and Cons of buying a Honda 04645TBA305 (2017 2021 Civic Left-Driver Rocker Post)**
### **Pros**
1. **OEM Quality and Fit** This is a genuine Honda replacement part, ensuring a perfect fit and compatibility with your vehicle. It is manufactured to the same standards as the original equipment, reducing the risk of misalignment or improper installation.
2. **Durability** Honda s rocker panels are designed to withstand minor impacts, road debris, and environmental wear. A high-quality aftermarket part like this one should match the durability of the original, provided it is made from sturdy materials like steel or reinforced plastic.
3. **Easy Installation** Rocker panels are relatively straightforward to replace compared to other body panels. With basic tools, a DIYer can install this part without professional help, saving labor costs.
4. **Aesthetic Consistency** The part is designed to match the original appearance of your Civic, ensuring a seamless look without noticeable seams or mismatches.
5. **Prevents Rust and Damage** If your rocker panel is damaged or rusted, replacing it with this part helps protect the underlying structure from further corrosion and potential frame weakness.
6. **Warranty Coverage** Many reputable aftermarket suppliers offer warranties on their parts, providing some assurance against manufacturing defects.
7. **Cost-Effective Alternative to Full Body Repair** Replacing just the rocker panel is far cheaper than repairing or replacing an entire section of the car s bodywork.
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### **Cons**
1. **Potential for Counterfeit Parts** Buying from untrusted sellers increases the risk of receiving a low-quality or fake part. Always purchase from verified suppliers (e.g., Honda-approved dealers, reputable online marketplaces, or trusted auto parts stores).
2. **Installation Challenges** While generally simple, improper installation (e.g., misalignment, poor sealing) can lead to water leaks, paint issues, or premature wear. If unsure, professional installation is advisable.
3. **Paint Matching Difficulties** If the part requires repainting to match your car s color, achieving a perfect blend can be tricky without professional spray-painting skills. Some parts may come pre-painted, but this isn t always guaranteed.
4. **Limited Availability of Original Honda Parts** While this is an aftermarket part, genuine Honda OEM parts may sometimes be harder to find or more expensive. However, this specific part is widely available from multiple suppliers.
5. **Potential for Hidden Damage** If the rocker panel was damaged in a collision, there may be underlying structural issues (e.g., bent frame rails) that aren t immediately visible. A thorough inspection is recommended before purchase.
6. **Resale Impact** While minor, replacing a rocker panel with an aftermarket part (even a high-quality one) might slightly reduce resale value compared to a car with all OEM components. However, this impact is usually negligible unless the car is sold as "showroom condition."
7. **Shipping and Handling Risks** If ordering online, there s a risk of damage during shipping. Always check the part upon arrival for dents, scratches, or other imperfections.
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### **Conclusion**
The **Honda 04645TBA305 (2017 2021 Civic left-driver rocker post)** is a practical and cost-effective solution for repairing a damaged or rusted rocker panel. Its OEM-quality design, ease of installation, and durability make it a strong choice for most owners. However, the decision depends on factors like budget, DIY skills, and the source of purchase. Buying from a reputable supplier and ensuring proper installation will maximize the part s benefits while minimizing risks.
### **Recommendation**
- **Buy from a trusted source** (e.g., RockAuto, AutoZone, local Honda dealers, or verified eBay sellers) to avoid counterfeit parts.
- **Inspect the part upon arrival** for damage or manufacturing flaws.
- **Consider professional installation** if you lack experience with bodywork to ensure a proper seal and alignment.
- **Repaint if necessary** using high-quality automotive paint and clear coat for a seamless finish.
- **Check for underlying damage** (e.g., rust, dents) before finalizing the purchase to avoid future issues.
For most Civic owners, this part is a **worthwhile investment** that balances cost, quality, and convenience. If the damage is minor and the part is sourced correctly, it will restore both function and appearance effectively.
Donor Vehicle: CIVIC 2018: Mileage: 74000 not available or unknown. Tag Number: 72475. More parts from this vehicle CIVIC. Stock Number: 010646.