MOPAR 3689618 Duster Body Seat Tracks

( Brand: Mopar ), ( Manufacturer Part Number: 3689618 ), ( Part Type: Seat Bucket Driver ), ( Vintage Part: Yes ), ( Placement On Vehicle: Driver Side, Front ), ( Country Of Origin: United States )

Review MOPAR Plymouth Duster Body Bucket Seat Tracks Drivers Side Oe fits 1972

The **Mopar 3689618 Body Seat Track** is a meticulously engineered, high-performance replacement part designed specifically for the 1972 Plymouth Duster, ensuring a perfect fit and seamless integration into your vehicle s body structure. These seat tracks are crafted from durable, high-grade steel, engineered to withstand the rigors of daily driving while maintaining structural integrity and alignment. The precision-machined design eliminates the need for excessive modification, allowing for an easy and straightforward installation that restores the factory-level support and rigidity of the vehicle s body panels. Whether you re restoring a classic Duster to its original glory or reinforcing an existing frame for improved handling and durability, these seat tracks provide the ideal solution. Their robust construction helps prevent sagging, warping, or misalignment over time, ensuring that your vehicle retains its original aesthetic and mechanical performance. Ideal for both professional mechanics and dedicated DIY enthusiasts, this part is a testament to Mopar s commitment to authenticity and quality, delivering the same level of precision and reliability that made the original components legendary.

### Pros and Cons of buying a Mopar Part Number 3689618 (1972 Plymouth Duster Body Seat Tracks)

1. **Authentic Fit and Finish** This part is designed specifically for a 1972 Plymouth Duster, ensuring a proper fit without modifications. Mopar parts are known for their compatibility with classic Mopar vehicles, reducing the risk of misalignment or improper installation.

2. **Durability and Quality** Mopar parts are built to last, often using materials and manufacturing standards similar to those used in original equipment. The seat tracks (also called seat rails or side rails) are critical for structural integrity and passenger safety, so a high-quality replacement ensures long-term reliability.

3. **Ease of Installation** Since this is an OEM replacement part, it should be straightforward to install, especially if you have basic mechanical experience or access to a mechanic familiar with classic Mopar vehicles. The part is likely pre-drilled or designed to match the existing mounting points.

4. **Prevents Rust and Corrosion** If the original seat tracks are rusted or damaged, replacing them with a new Mopar part can prevent further deterioration of the body structure. Rust in these areas can compromise the car s safety and resale value.

5. **Maintenance of Vehicle Value** For collectors or enthusiasts, using genuine Mopar parts helps maintain the car s authenticity and value. Restoring a classic with original-spec parts is often preferred in the classic car market.

6. **Warranty Coverage** Mopar parts typically come with a warranty, providing peace of mind in case of manufacturing defects. This is especially useful if you plan to drive the car regularly or use it for show.

7. **Availability of Support** Mopar has a network of dealers and resources for classic car owners, including technical support, installation guides, and access to other compatible parts if needed.

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1. **Cost** Genuine Mopar parts can be more expensive than aftermarket alternatives. While the price reflects quality, it may be a significant investment, especially if you need multiple parts for a full restoration.

2. **Limited Customization** If you re modifying the car (e.g., lowering, widening, or changing the body style), a stock Mopar part may not accommodate those changes. Aftermarket parts might offer more flexibility in this regard.

3. **Potential for Overkill** If the original seat tracks are only slightly damaged or rusted, some buyers might opt for a cheaper aftermarket part instead of a full Mopar replacement. However, this could lead to long-term issues if the aftermarket part isn t as durable.

4. **Lead Times** Mopar parts, especially for older models, may not always be in stock immediately. You might need to order online or wait for delivery, which could delay your project.

5. **Installation Challenges** While designed for easy installation, rusted or corroded mounting points on the original car could make fitting the new part difficult. You may need to clean, grind, or replace additional components (e.g., bolts, welds) to ensure a proper fit.

6. **Resale Impact** If you re not planning to keep the car long-term, some classic car buyers may prefer aftermarket parts for their own projects. However, this is subjective, and many enthusiasts value authenticity.

7. **Weight Considerations** Mopar parts are often heavier than lightweight aftermarket alternatives. While this isn t a major concern for most drivers, it could be a factor if you re prioritizing performance or fuel efficiency.

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The Mopar part number **3689618 (1972 Plymouth Duster Body Seat Tracks)** is a high-quality, reliable choice for restoring or maintaining your classic car. Its authenticity, durability, and warranty coverage make it an excellent investment if you prioritize long-term performance, safety, and resale value. However, the higher cost and potential installation challenges mean it may not be the best option for budget-conscious buyers or those seeking aftermarket modifications.

If your primary goal is to preserve the car s originality and ensure structural integrity, this part is strongly recommended. If you re working with a tight budget or need parts for a heavily modified vehicle, you may want to compare aftermarket options but always prioritize quality to avoid future issues.

- You value authenticity and long-term reliability.

- The car is a restoration project or a show car where original-spec parts matter.

- You re willing to invest in quality to avoid future repairs.

- You have access to basic tools and mechanical knowledge (or a trusted mechanic) to install it properly.

- You re on a tight budget and the damage isn t severe enough to warrant a full replacement.

- You plan significant modifications that may not align with stock parts.

- You can find a high-quality aftermarket part with similar durability at a lower cost.

Ultimately, for a 1972 Plymouth Duster, the Mopar part is the safest and most trusted choice for maintaining the car s integrity.

Details:

Drivers side front bucket seat track, came off my 1972 340 Plymouth Duster, these tracks can and do work for other A body Mopar, Please your research fitment years model's.

part #: 3689618 price

• $269.99

specifications seainterio:

• for makes: Plymouth, Mopar
• for years: 1972
• brand: Mopar
• mpn: 3689618
• part type: Seat Bucket Driver
• vintage part: Yes
• placement on vehicle: Driver Side, Front
• country of origin: United States

offer seainterio:

• availability: In Stock
• quantity: 1
• started: March 23, 2026
• sold: 0
• best offers: True
• options: Ship-to-home

returns seainterio:

• policy: No Returns

seller seainterio:

• # reviews: 282
• city: Brandywine, Maryland
• rating: 100.0%

payments seainterio:

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

general seainterio:

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

shipping seainterio:

• class: Standard
• carrier: USPS
• service: USPS Ground Advantage
• type: Fixed
• transit: 4-10 Days
• cost: $12.95

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