fits model: Mustang. make: Ford. year: 2015–2019.

( Manufacturer Part Number: FR3Z3504C ), ( Type: Steering Gear )
The **Ford FR3Z3504C (FR3C3D070) Power Steering Gear** for the **2015 2019 Mustang EcoBoost** is a precision-engineered, high-performance component designed to deliver seamless, responsive steering control while ensuring durability under the demands of daily driving and spirited performance. This **rack-and-pinion power steering gear** is a direct replacement for the original equipment (OEM) unit, meticulously crafted to match the exact specifications of Ford s factory design, including the **FR3C3D070** part number, which corresponds to the **EcoBoost engine variants** (such as the **3.7L V6 or 5.0L V8**) found in the **Shelby GT350, GT500, and standard EcoBoost models** from these model years. Constructed from **high-grade steel and reinforced alloys**, the gear features a **helical rack design** optimized for reduced play, improved feedback, and enhanced steering precision, allowing drivers to feel every nuance of the road while maintaining the Mustang s signature blend of comfort and sportiness. The **sealed and lubricated system** ensures long-lasting performance, minimizing the risk of leaks or premature wear, while the **integrated power steering pump interface** guarantees compatibility with the vehicle s hydraulic assist system, providing consistent power assistance regardless of driving conditions. Whether navigating tight city streets, cruising on the highway, or pushing the limits on a winding backroad, this power steering gear delivers **smooth, predictable, and effortless maneuverability**, reinforcing the Mustang s reputation as a driver-focused machine. Built to withstand the rigors of modern driving, this aftermarket replacement is **drop-in compatible**, requiring no modifications to install, and is backed by rigorous quality testing to ensure it meets or exceeds OEM standards in terms of durability, performance, and reliability. Ideal for both restoration projects and routine maintenance, this component is a **must-have upgrade** for Mustang enthusiasts seeking to restore factory-like steering feel or enhance their vehicle s overall driving experience.
### **Pros and Cons of Buying a 2015 2019 Ford Mustang EcoBoost Power Steering Gear (FR3Z3504C / FR3C3D070)**
#### **Pros**
1. **Performance-Oriented Design**
The EcoBoost engine (2.3L or 3.5L) provides strong power delivery, making the Mustang more engaging than naturally aspirated models. The turbocharged setup offers quick acceleration and a sporty driving experience, which is ideal for enthusiasts who enjoy a balance of power and efficiency.
2. **Modern Tech and Comfort**
Later-model Mustangs (2015 2019) come with modern features such as:- **SYNC 3 infotainment system** (with Apple CarPlay and Android Auto in later years)
- **Available adaptive cruise control and lane-keeping assist** (in higher trims)
- **Comfortable interior materials** (especially in GT and EcoBoost trims)
- **Standard stability control and traction management** for improved safety
3. **Reliability of the EcoBoost Engine**
While turbocharged engines can be finicky, Ford s EcoBoost setup (when properly maintained) is generally reliable. The 2.3L and 3.5L engines are known for good longevity if oil changes are done on schedule and turbocharger health is monitored.
4. **Strong Aftermarket Support**
The Mustang s popularity means a vast aftermarket exists for upgrades, including:- **Performance chips and ECU tuning** (for more power)
- **Suspension upgrades** (coilovers, sway bars)
- **Exhaust and intake modifications**
- **Custom wheels and body kits**
This makes it easier to modify and personalize the vehicle.
5. **Good Resale Value (Compared to Some Competitors)**
While not as high as a Mustang GT, the EcoBoost still holds value reasonably well, especially in well-maintained examples. It appeals to buyers who want a balance of power and practicality.
6. **Fuel Efficiency (Relative to V8 Mustangs)**
The EcoBoost engine offers better fuel economy than the V8 (around **18 20 MPG highway** vs. **14 16 MPG** for the GT), making it a more economical choice for daily driving compared to the more thirsty V8 models.
7. **Available in Multiple Trims**
The EcoBoost was offered in several trims (S, Sport, GT, and even a limited-edition **EcoBoost Convertible**), allowing buyers to choose based on budget and preferences.
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#### **Cons**
1. **Potential Turbocharger and Oil System Issues**
The biggest concern with EcoBoost engines is **turbocharger failure** and **oil system weaknesses**, particularly in early models (2011 2014). While 2015 2019 models improved, they are still prone to:
- **Oil leaks** (valve cover gasket, oil filter housing gasket)
- **Turbocharger carbon buildup** (requiring periodic cleaning)
- **Oil consumption** (some engines burn oil, requiring frequent checks)
Proper maintenance (using **Ford s recommended 5W-30 oil** and following service intervals) is **critical** to avoid costly repairs.
2. **Higher Maintenance Costs Than Naturally Aspirated Mustangs**
Due to the turbocharger and fuel injection system, EcoBoost engines can be more expensive to maintain than a **302 V8 or 5.0L Coyote**. Common issues include:
- **Fuel filter replacements** (every 30K 50K miles)
- **Turbocharger replacement** (if failed, can cost **$1,500 $3,000 **)
- **Exhaust manifold leaks** (common in early models)
- **Cooling system issues** (water pump, thermostat failures)
3. **Less Torque Than a V8 Mustang GT**
While the EcoBoost is quick, it **lacks the raw torque** of a **5.0L Coyote V8** (GT models produce **412 lb-ft** vs. **310 365 lb-ft** for the EcoBoost). This means the GT will feel more planted at high speeds and under heavy acceleration.
4. **Transmission Reliability Concerns (Early Models)**
The **6-speed automatic transmission** (used in early EcoBoost Mustangs) has had some reliability issues, including:- **Slipping gears**
- **Delayed shifts**
- **Solenoid failures**
Later models (2015 ) improved, but a **pre-purchase inspection (PPI) is highly recommended** to check transmission health.
5. **Interior Quality Varies by Trim**
While the **GT and EcoBoost Sport trims** have decent materials, lower trims (S or base models) may feel **cheaper** with more plastic and less refinement. The **steering wheel and shift knob** can also be **less premium** than in a GT.
6. **Noise and Vibration Issues**
Some EcoBoost Mustangs (especially early models) suffer from:- **Exhaust manifold rattles** (common in 2.3L engines)
- **Turbo whine** (can be annoying at low RPM)
- **Wind noise** (especially in convertibles)
- **Engine mounts wearing out** (leading to excessive vibration)
7. **Higher Purchase Price Than Naturally Aspirated Mustangs**
A **2015 2019 EcoBoost Mustang** will typically cost **more** than a **2015 2019 5.0L Mustang** (even in similar trims) due to its turbocharged nature and perceived performance advantages.
8. **Potential for Electrical Gremlins**
Like many modern Fords, some EcoBoost Mustangs have had **infotainment glitches, sensor failures, or wiring issues**. This is more common in **higher-mileage examples**.
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### **Key Considerations Before Buying**
1. **Always Get a Pre-Purchase Inspection (PPI)**
- Have a **mechanic specializing in Ford performance engines** check:- **Turbocharger health** (listen for whining, check for leaks)
- **Oil consumption** (check dipstick for excessive burn)
- **Transmission fluid condition** (burnt smell, sludge)
- **Exhaust manifold integrity** (cracks or leaks)
- **Suspension and steering components** (ball joints, bushings, power steering pump)
2. **Maintenance History is Critical**
- **Oil changes every 5,000 7,500 miles** (Ford recommends **5W-30 synthetic**)
- **Turbo cleaning every 50,000 75,000 miles** (prevents carbon buildup)
- **Fuel filter replacement** (every 30,000 50,000 miles)
- **Cooling system flushes** (water pump, thermostat, hoses)
3. **Consider a Lower-Mileage Example**
- If possible, **aim for under 60,000 miles** to minimize wear on the turbo and transmission.
- **2017 2019 models** had slight refinements over early years, so they may be slightly more reliable.
4. **Budget for Potential Repairs**
- **Turbo replacement:** $1,500 $3,000
- **Transmission rebuild:** $1,500 $2,500
- **Exhaust manifold replacement:** $500 $1,200
- **Oil system leaks (gaskets):** $300 $800
- **Suspension upgrades (if needed):** $500 $2,000
5. **Decide if You Want a Project or a Ready-to-Drive Car**
- A **well-maintained EcoBoost** can be a **great daily driver** with **300,000 miles** if properly cared for.
- A **high-mileage example with neglect** may require **thousands in repairs** and could be a **money pit**.
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### **Final Recommendation**
**Buy a 2015 2019 Ford Mustang EcoBoost Power Steering Gear (FR3Z3504C / FR3C3D070) IF:**You **prioritize performance and turbocharged power** over raw torque.
You **plan to maintain it properly** (oil changes, turbo care, transmission fluid checks).
You **find a low-mileage example (under 60K miles) with a clean service history**.
You **are okay with higher maintenance costs** compared to a naturally aspirated Mustang.
You **want modern tech and a comfortable daily driver** that still delivers sporty handling.
**Avoid IF:**You **can t afford or don t want to deal with turbocharger and oil system issues**.
The **vehicle has high miles (over 100K) with no maintenance records**.
You **prefer raw torque and
Model: GHIBLI After delivery. 84 Ford Mustang. CAR INFO: Make: MASERATI.
Color: GRAY KAD. STOCK: 78615865.