1. Lighting Auto Parts For Sale
  2. sku: 10985056175653892
  3. PETERBILT 2651243

PETERBILT 2651243 Tail Light Md 579

fits make: Peterbilt. year: 2017.

2651243 Replaces 2017 Peterbilt 579 Tail Light Md

( Manufacturer Part Number: 2651243 ), ( Part Type: Light ), ( Color: Red, White ), ( Side: Left )

Review PETERBILT Replaces 579 Tail Light Md fits 2017

The **2017 Peterbilt Model 579 (VIN 2651243) with a modified tail light assembly** represents a rare and highly sought-after piece of heavy-duty trucking heritage, blending classic Peterbilt craftsmanship with a custom aftermarket upgrade. Built upon the iconic **Model 579 chassis**, this cab-over-engine (COE) truck was originally designed for its durability, efficiency, and the unmistakable Peterbilt silhouette that has defined the industry for decades. The **2017 model year** reflects a refined iteration of this legendary design, featuring updated safety features, improved ergonomics, and a more streamlined aerodynamic profile while retaining the timeless elegance of its predecessors. The **tail light modification** likely an aftermarket installation adds a distinctive touch, enhancing visibility and potentially incorporating modern LED technology or a custom design that sets this truck apart from stock examples. The **VIN 2651243** ensures this is a specific, documented unit, allowing for thorough verification of its history, maintenance records, and original specifications. Whether used for regional hauling, long-haul freight, or as a collector s item, this truck embodies the perfect marriage of functionality and character, making it a standout choice for enthusiasts and operators alike. Its robust **Cummins or Detroit Diesel engine** (depending on configuration) paired with a **manual or automatic transmission** ensures reliability, while the **spacious, driver-focused cab** offers unparalleled comfort for extended shifts. The **modified tail light** not only improves nighttime visibility but also adds a personalized flair, reflecting the owner s attention to detail and commitment to maintaining a truck that stands out on the road. With its blend of vintage charm and modern upgrades, this **2017 Peterbilt 579** is more than just a workhorse it s a statement piece for those who appreciate both performance and personality in their trucks.

### **Pros and Cons of Buying a 2017 Peterbilt 579 (VIN: 2651243) with Tail Light Modifications**

#### **Pros:**

1. **Reliability and Build Quality** Peterbilt trucks are known for their durability and strong aftermarket support. The 2017 model is part of a well-regarded series with a reputation for longevity, especially when properly maintained.

2. **High Performance Engine** The 579 typically comes with a **Detroit Diesel DD15** (or similar high-performance engine), which is known for its power and efficiency. This engine is robust and capable of handling heavy loads over long distances.

3. **Modern Cab Features** The 2017 model likely includes updated cab amenities such as improved ergonomics, better climate control, and advanced driver aids (e.g., collision warning systems, adaptive cruise control). These features enhance comfort and safety.

4. **Aftermarket and Customization Potential** The truck s popularity means there is a strong aftermarket presence, making it easier to find parts, upgrades, and modifications. The tail light modifications you mentioned suggest it may already have been customized for better visibility or aesthetics, which could be beneficial for certain operations.

5. **Fuel Efficiency (Compared to Older Models)** The 2017 model likely incorporates some fuel-saving technologies (e.g., optimized aerodynamics, improved transmission efficiency) that make it more economical than earlier generations.

6. **Resale Value** Peterbilt trucks generally hold their value well, especially if well-maintained. A 2017 model is still relatively new in the used market, which could be an advantage if you plan to sell it later.

7. **Tail Light Modifications** If the tail light modifications are functional (e.g., LED upgrades for better visibility or compliance with specific regulations), they could improve safety and operational efficiency. However, ensure they are legally compliant with DOT and state regulations.

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#### **Cons:**

1. **Age and Mileage** A 2017 truck is already **7-8 years old**, meaning it has accumulated significant mileage (likely in the range of **300,000 500,000 miles**). Older trucks are more prone to wear and tear, including issues with suspension, brakes, transmission, and electrical systems.

2. **Maintenance Costs** As the truck ages, routine maintenance (e.g., engine rebuilds, transmission fluid changes, brake replacements) will become more frequent and expensive. The **Detroit Diesel DD15** is powerful but complex, and repairs can be costly if not addressed promptly.

3. **Potential Hidden Issues** Without a thorough inspection (pre-purchase inspection by a qualified mechanic), there could be undetected problems such as:

- **Transmission wear** (e.g., Allison or Voith issues)

- **Exhaust system leaks** (common in older diesel trucks)

- **Electrical gremlins** (e.g., faulty sensors, wiring issues)

- **Frame or chassis corrosion** (if the truck was exposed to harsh conditions)

- **Tail light modification risks** If the modifications were poorly installed, they could pose safety hazards (e.g., improper wiring, misaligned lights) or violate regulations.

4. **Depreciation** While Peterbilt trucks retain value well, a 7-year-old truck will still depreciate over time. If you plan to keep it long-term, the cost of ownership (fuel, maintenance, repairs) may outweigh the initial savings of buying used.

5. **Driver Comfort and Ergonomics** Older cab designs may lack the latest ergonomic improvements found in newer models. If the driver spends long hours in the cab, outdated seating or controls could lead to discomfort.

6. **Regulatory Compliance Risks** Tail light modifications must comply with **DOT and state laws**. If the changes were not done professionally or legally, the truck could fail inspections, leading to fines or operational delays.

7. **Fuel and Emissions Compliance** The 2017 model may not meet the latest **EPA emissions standards** (e.g., Tier 4), which could limit its usability in certain regions or require additional retrofits.

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### **Conclusion**

Buying a **2017 Peterbilt 579 with tail light modifications** can be a solid investment if:

- The truck has **low mileage** (under 300,000 miles) and a **clean service history**.

- It has been **properly maintained** with no major unresolved issues.

- The **tail light modifications are legal and functional** (verified through inspection).

- You are prepared for **higher long-term maintenance costs** compared to a newer model.

However, if the truck has **high mileage, unknown maintenance history, or questionable modifications**, the risks (unexpected repairs, safety concerns, compliance issues) may outweigh the benefits.

### **Recommendation**

Before purchasing:

1. **Get a Pre-Purchase Inspection (PPI)** Hire a **truck-specific mechanic** to thoroughly inspect the engine, transmission, brakes, suspension, electrical system, and tail light modifications.

2. **Review Maintenance Records** Ensure the truck has been serviced regularly, especially for **oil changes, filter replacements, and major component upgrades**.

3. **Verify Tail Light Compliance** Confirm that the modifications meet **DOT and state regulations** to avoid legal issues.

4. **Consider a Loaner or Lease Option** If you re unsure about long-term reliability, explore short-term leasing or loaner programs to test the truck before committing.

5. **Compare with Newer Alternatives** If budget allows, a **2020 2022 Peterbilt 579** (or similar model) may offer better fuel efficiency, warranty coverage, and lower long-term costs.

**Final Verdict:**

A **2017 Peterbilt 579 in good condition** can be a **cost-effective used truck** for operators who prioritize reliability and are prepared for maintenance. However, if the truck has **high mileage, poor history, or questionable modifications**, it may not be the best long-term investment. **Always prioritize a thorough inspection and due diligence** before buying.

Details:

Replaces 2017 PETERBILT 579 TAIL LIGHT, MD: 'D/S STOP / REVERSE LIGHT. If not, let us know how to earn your 5-star rating.

specifications tusilap:

  • for makes: Peterbilt
  • for years: 2017
  • mpn: 2651243
  • part type: Light
  • color: Red, White
  • side: Left

seller tusilap:

  • rating: 99.1%
  • # reviews: 10640
  • city: Easton, MD

returns tusilap:

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

shipping tusilap:

  • cost: $0.00
  • service: UPS Ground
  • type: Fixed
  • transit: 2-6 Days
  • class: Standard
  • carrier: UPS

payments tusilap:

  • other
  • wallet: Paypal
  • credit card: Diners-club

offer tusilap:

  • availability: In Stock
  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • started: May 26, 2026

general tusilap:

  • Commercial Truck Parts > Lighting > Backup Tail Lights
  • condition: Used
for makes: peterbilt, for years: 2017, part type: light, side: left,
manufacturer: peterbilt, category: auto parts > commercial truck parts > lighting > backup tail lights, color: red white, sku: 10985056175653892,
Peterbilt 2651243 Is Similar To:
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1 offer $71.10 USD
  • Used. Offer #1 priced at $71.10 + $0.00 shipping estimate = $71.10* total. 'D/S STOP / REVERSE LIGHT'.FREE SHIPPING

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