MAZDA TK48-57-251 Rear Right Row Seat Track Rail Cap Cover 2ND

( Manufacturer Part Number: TK48-57-251 ), ( Color: Black ), ( Fitment Type: Direct Replacement ), ( Material: Plastic ), ( Bundle Listing: No ), ( Placement On Vehicle: Rear, Right ), ( Type: Cap )

Review MAZDA Rear Right 2nd Row Seat Track Rail Cap Cover Trim Oem fits CX-9 2016–2023

The **Mazda TK48-57-251 Rear Second-Row Seat Track Rail Cap Cover** for the **2016 2023 CX-9** is a precision-engineered, high-quality replacement part designed to restore both the aesthetic and functional integrity of your vehicle s rear seating area. Crafted from durable, weather-resistant materials, this cap cover seamlessly fits over the track rail of the second-row seat, ensuring a clean, factory-like appearance while protecting the underlying components from dust, debris, and minor impacts. Engineered to match Mazda s exact specifications, it features a snug, interference-free design that prevents rattling or misalignment, contributing to a quieter, more refined cabin environment. The cover s sleek, matte finish blends effortlessly with the vehicle s interior, maintaining the CX-9 s premium aesthetic while offering practical protection against wear over time. Whether you re restoring a previously damaged part or upgrading for enhanced durability, this replacement ensures a perfect fit, seamless installation, and long-lasting performance keeping your Mazda s rear seating system both functional and visually polished.

### **Pros and Cons of Buying a Mazda CX-9 Rear Right 2nd Row Seat Track Rail Cap Cover (Part Numbers TK48-57-251, 2016-2023 Models)**

1. **Direct Fitment** The part is specifically designed for the 2016 2023 Mazda CX-9, ensuring compatibility without modifications. This reduces the risk of installation issues or incorrect sizing.

2. **Authentic Replacement** As an OEM or high-quality aftermarket part, it should match the original design, appearance, and functionality of the factory cover. This helps maintain the vehicle s aesthetic and structural integrity.

3. **Durability** Mazda parts are engineered to withstand regular wear and tear, especially in the track rail area, which is subject to movement and potential damage from debris or impacts.

4. **Easy Installation** The part is relatively straightforward to replace, typically requiring only basic tools (e.g., screwdrivers or a socket set). Many owners report being able to complete the job in under an hour with minimal effort.

5. **Prevents Rust and Damage** The cap cover protects the underlying track rail from moisture, road salt, and debris, which can cause corrosion or misalignment over time. Replacing a damaged or missing cover helps extend the lifespan of the seat track mechanism.

6. **Cost-Effective** Compared to labor-intensive repairs (e.g., replacing a seized seat track), replacing a worn or broken cap cover is a low-cost solution that can prevent more expensive issues down the line.

7. **Availability** Since this is a common part for the CX-9, it is widely available from Mazda dealerships, auto parts stores (e.g., RockAuto, Amazon, eBay), and online retailers. This makes sourcing the part convenient.

8. **Maintenance Convenience** If you frequently access the 2nd-row seat tracks (e.g., for adjustments or repairs), having a functional cover ensures you can do so without exposing the mechanism to contaminants.

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1. **Potential Counterfeit Parts** Purchasing from unverified sellers (especially online) may result in low-quality or counterfeit parts that fail prematurely or don t fit correctly. Always buy from reputable sources (e.g., authorized Mazda dealers, trusted aftermarket suppliers).

2. **Minor Installation Challenges** While generally easy, some users may find the part slightly tricky to align or secure, especially if they lack experience with seat track adjustments. Improper installation could lead to rattling or premature wear.

3. **Limited Customization** Unlike some aftermarket parts, this is a functional replacement rather than a stylish or performance-enhancing upgrade. If aesthetics are a priority, you may need to source a custom cover.

4. **Price Variability** Prices can vary significantly depending on the seller. New OEM parts from Mazda will be more expensive than aftermarket alternatives, which may offer similar quality at a lower cost.

5. **Wear Over Time** Even with proper installation, the cap cover may wear out again due to constant movement or exposure to harsh conditions. This could require future replacements, though the part itself is inexpensive.

6. **Accessibility During Installation** Removing the 2nd-row seat to access the track rail can be cumbersome, especially in tight spaces. Some owners may need to disassemble additional components (e.g., seat cushions) to ensure a clean fit.

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The **Mazda CX-9 rear right 2nd-row seat track rail cap cover (TK48-57-251)** is a practical and necessary part for maintaining your vehicle s functionality and preventing long-term damage. The benefits such as direct fitment, durability, and ease of installation far outweigh the minor drawbacks, which are largely avoidable with careful sourcing and attention to detail. This part is a **low-risk, high-reward purchase** for any CX-9 owner experiencing wear, damage, or simply looking to perform routine maintenance.

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- **Buy from a trusted source** (e.g., Mazda dealership, RockAuto, or a well-reviewed online retailer) to ensure authenticity and quality.

- **Check for compatibility** with your exact model year and trim to avoid mismatches.

- **Follow the installation instructions carefully** to prevent rattling or improper sealing.

- **Consider purchasing a pair** (left and right) if both sides are worn, as the left-side cover (TK48-57-250) may also need replacement.

- **Inspect the track rail** during installation for signs of rust or misalignment, addressing any underlying issues to prolong the life of the seat mechanism.

For most owners, this part is a **simple, cost-effective solution** that should be addressed promptly if damaged. Ignoring a broken or missing cap cover could lead to more significant problems, such as seat track failure or increased wear on the surrounding components.

Details:

MILEAGE: 81K MILES. COLOR: EXTERIOR SNOWFLAKE WHITE PEARL MICA 25D. TRANSMISSION: 6-SPEED AUTOMATIC SKYACTIV-DRIVE. BODY TYPE: SPORT UTILITY 4-DOOR SUV.

part #: tk4857251 prices

• $27.99-$34.50

specifications seainterio:

• for models: Cx-9
• for makes: Mazda
• for years: 2016-2023
• mpn: Tk48-57-251
• color: Black
• fitment type: Direct Replacement
• material: Plastic
• bundle listing: No
• placement on vehicle: Rear, Right
• type: Cap

returns seainterio:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

offer seainterio:

• availability: In Stock
• best offers: True
• sold: 0
• started: June 12, 2026
• quantity: 1
• options: Ship-to-home

general seainterio:

• Interior Parts Accessories > Seats, Parts Accessories > Seats
• condition: Used

payments seainterio:

• other
• credit card: Visa
• wallet: Apple-pay

shipping seainterio:

• service: Standard
• class: Standard
• cost: $0.00
• type: Fixed
• transit: 5-9 Days

seller seainterio:

• city: Kingsley, Michigan
• # reviews: 69293
• rating: 99.9%

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