FORD MK4Z-58519A70-AB Lamp

( Manufacturer Part Number: MK4Z-58519A70-AB ), ( Model: E-TRANSIT ), ( Part Type: Lamp ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Year: 2022 2023 ), ( Parts Included: Only Part Reference 3 On The Diagram Is Included ), ( Replaces Part Number: Mk4z58519a70aa )

Review FORD Genuine Lamp Assembly fits 2022–2023

The **Ford MK4 Z-58519A70-AB Lamp** is a high-performance, high-luminosity LED headlamp designed to enhance visibility and safety for Ford vehicles equipped with the MK4 halogen headlamp assembly. Engineered to replace the original halogen bulbs in the MK4 projector-style headlamp housing, this aftermarket upgrade delivers a striking improvement in light output, casting a bright, crisp beam that extends farther down the road while maintaining compliance with local lighting regulations. The lamp features a **high-intensity LED chip** encased in a durable, heat-dissipating housing, ensuring long-lasting performance and resistance to thermal degradation, which is a common issue with lower-quality LED replacements. Its **full-cutoff beam pattern** is meticulously calibrated to meet or exceed OEM specifications, providing a clean, glare-free illumination that adheres to road safety standards without compromising the aesthetic integrity of the vehicle s front end. Ideal for drivers who demand both performance and precision, this lamp is compatible with a range of Ford models, including the **Ford Focus, Fusion, Mustang (2005 2011), and other vehicles** utilizing the MK4 headlamp design. Whether navigating rural highways or urban environments, the Z-58519A70-AB delivers a **superior contrast ratio**, reducing eye strain and improving reaction time in low-light conditions. Built with **high-quality materials**, including a robust metal or reinforced plastic housing and a corrosion-resistant connector, this lamp is designed to withstand the elements, ensuring reliability over thousands of miles. Additionally, its **plug-and-play installation** requires minimal effort, making it an accessible upgrade for both DIY enthusiasts and professional installers. For drivers seeking a noticeable improvement in nighttime visibility without the need for a full headlamp retrofit, the **Ford MK4 Z-58519A70-AB Lamp** offers a compelling balance of brightness, durability, and compliance, making it a standout choice for those who prioritize both safety and style.

### Pros and Cons of Buying a Ford MK4 Z (58519A70-AB Lamp)

1. **Reliability and Durability** The Ford MK4 Z (specifically the ZX3 or ZX4 models, depending on the lamp code) is part of the Ford Focus ST lineup, which is known for its robust engineering and strong aftermarket support. The Z-series engines (especially the 2.5L EcoBoost or 2.3L Duratec) are well-regarded for longevity when maintained properly.

2. **Performance-Oriented** The MK4 Z is designed for enthusiasts, offering a sporty driving experience with sharp handling, responsive steering, and a tuned suspension. The EcoBoost engine provides strong power (around 270 300 hp, depending on the variant) with good torque, making it suitable for track use or spirited driving.

3. **Aftermarket Support** The MK4 Focus (including the Z models) has a large and active aftermarket community. This means you ll find easy access to parts, tuning solutions (e.g., Haltech, Link, or standalone ECU upgrades), suspension upgrades, and performance accessories. Common modifications include forced induction (turbo or supercharger), exhaust systems, and drivetrain upgrades.

4. **Cost-Effective for Performance** Compared to some European or Japanese sports cars, the MK4 Z offers high performance at a relatively lower price point. The base model is affordable, and performance upgrades can be done incrementally without breaking the bank.

5. **Tech and Comfort Features** Depending on the trim, the MK4 Z includes modern amenities like SYNC (infotainment system), available leather seats, heated/ventilated seats, and advanced safety features (e.g., blind-spot monitoring, rear cross-traffic alert). The EcoBoost models also benefit from Ford s fuel-saving technology, which can improve efficiency in daily driving.

6. **Resale Value** While not as high as luxury brands, the MK4 Z holds its value reasonably well, especially if well-maintained. The EcoBoost variants tend to retain value better due to their fuel efficiency and reliability.

7. **Versatility** The MK4 Z can be used for daily driving, track days, or even light autocrossing with the right modifications. Its compact size makes it easy to maneuver in urban areas while still delivering sporty performance.

8. **EcoBoost Efficiency** The 2.5L EcoBoost engine offers a balance between power and fuel economy (around 20 25 MPG combined, depending on driving conditions). This makes it practical for those who want performance without sacrificing too much efficiency.

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1. **Common Reliability Issues** While the MK4 Z is generally reliable, some models (particularly the earlier 2.3L Duratec engines) have had issues with:

- **Timing chain stretch** (can lead to catastrophic engine failure if ignored).

- **Oil consumption** (especially in the 2.3L Duratec, which may require frequent oil changes).

- **Transmission wear** (the 6-speed manual and 6-speed automatic have had reports of premature wear, particularly in aggressive driving conditions).

- **Water pump failures** (common in the EcoBoost models, often requiring replacement around 100,000 miles).

- **Turbo upgrades** (common in the Z community) require high-quality parts and proper installation to avoid leaks or compressor damage.

- **Suspension upgrades** (e.g., coilovers, sway bars) may void warranties if not installed by a dealer.

- **ECU tuning** can be expensive if done professionally, though DIY options exist.

3. **Rust and Corrosion** Like many Ford Focus models, the MK4 Z can be prone to rust, particularly in the wheel wells, subframe, and rear hatch area. Regular inspections and preventive measures (e.g., rustproofing) are recommended.

4. **Interior Quality** Lower trims may feature cheaper materials, and some plastic components can feel less premium. The SYNC system, while functional, can be glitchy or slow compared to competitors.

5. **Noise and Vibration** The EcoBoost engine can be louder than naturally aspirated alternatives, and some drivers report wind noise or suspension rattles, especially on rough roads. Addressing these often requires aftermarket upgrades.

6. **Depreciation** While the MK4 Z holds value better than some cars, it still depreciates significantly over time. If you plan to keep it long-term, budget for potential repairs as it ages.

7. **Limited Off-Road Capability** The MK4 Z is not designed for off-roading. The EcoBoost models, in particular, are sensitive to dirt and debris, which can clog the intercooler or intake system.

8. **Insurance Costs** As a performance-focused car, insurance premiums may be higher, especially if you plan to use it for track days or aggressive driving.

9. **Parts Availability** While aftermarket parts are abundant, some OEM components (e.g., specific sensors or transmission parts) can be hard to find or expensive, particularly for older models.

10. **Learning Curve for Modifications** Building a high-performance MK4 Z requires knowledge of forced induction, fueling systems, and engine management. Mistakes can lead to engine damage or poor performance.

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The Ford MK4 Z (58519A70-AB lamp) is an excellent choice for enthusiasts who want a **performance-focused, affordable, and mod-friendly** car. Its strengths lie in its **reliability (with proper maintenance), strong aftermarket support, and balance of power and practicality**. The EcoBoost variants are particularly appealing for those who want efficiency without sacrificing performance.

However, **potential buyers should be aware of common reliability issues** (timing chain, oil consumption, water pump) and be prepared for **higher maintenance costs** if pursuing aggressive modifications. Rust, interior quality, and noise can also be minor drawbacks depending on your priorities.

If you re **willing to invest time in maintenance, stay on top of service intervals, and enjoy tinkering with modifications**, the MK4 Z is a fantastic project car or daily driver. For those who prefer **plug-and-play reliability with fewer headaches**, a more established performance car (e.g., a Toyota GR86, Honda Civic Type R, or BMW M2) might be a better fit.

---

- **Buy if:** You re an enthusiast who enjoys building and modifying cars, prioritize performance over luxury, and are prepared for maintenance. The MK4 Z is ideal for track days, autocrossing, or spirited driving on the street.

- **Avoid if:** You want a low-maintenance, high-reliability car with minimal modifications. Alternatively, if you re not comfortable with the learning curve of forced induction or the potential for costly repairs.

- **Best for:** Young drivers, racers, or those who want a **budget-friendly performance car** with a strong community for support and upgrades.

- **Budget Consideration:** Allocate funds for **timing chain replacement (if applicable), water pump, oil changes, and potential transmission upgrades**. If buying used, prioritize models with **full service records** and avoid high-mileage examples without proof of maintenance.

**Final Verdict:** The MK4 Z is a **great car for the right owner** one who appreciates performance, enjoys working on their vehicle, and isn t deterred by minor reliability quirks. With the right care, it can be a **lifelong project** or a **highly capable daily driver**.

Details:

Electrical parts are not returnable. Parts must be resalable and in the original packaging. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.

part #: mk4z58519a70 prices

• $84.95-$235.37

specifications interiorlightsot:

• for makes: Ford
• for years: 2022-2023
• mpn: Mk4z-58519a70-ab
• model: E-transit
• part type: Lamp
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• year: 2022 2023
• parts included: Only Part Reference 3 On The Diagram Is Included
• replaces part number: Mk4z58519a70aa

payments interiorlightsot:

• other
• credit card: Diners-club
• wallet: Apple-pay

shipping interiorlightsot:

• transit: 4-9 Days
• service: Standard, Expedited, Overnight
• class: Standard, Expedited, One-day
• type: Fixed
• cost: $23.04

returns interiorlightsot:

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

general interiorlightsot:

• Car Truck Parts Accessories > Lighting Lamps > Interior Light Assemblies
• condition: New

seller interiorlightsot:

• rating: 97.6%
• # reviews: 237
• city: Raleigh, North Carolina

offer interiorlightsot:

• quantity: 1
• availability: In Stock
• started: March 2, 2026
• sold: 0
• options: Ship-to-home

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