FORD EK4Z-61265A04-B Upper Striker TRANSIT-150

( Manufacturer Part Number: EK4Z-61265A04-B ), ( Model: TRANSIT-150 TRANSIT-250 TRANSIT-350 TRANSIT-350 ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Year: 2015 2016 2017 2018 2019 2020 2021 2022 2023 )

Review FORD Genuine Upper Striker fits 2015–2023

The **Ford EK4Z-61265A04-B Upper Striker** is a high-performance, precision-engineered component designed specifically for Ford s EcoBoost engine lineup, particularly the 2.7L and 3.5L turbocharged gasoline engines found in vehicles like the Ford F-150, F-250, F-350, Super Duty trucks, and certain models of the Ford Explorer and Transit. This upper striker is a critical part of the engine s fuel injection system, serving as the upper half of the fuel rail assembly that delivers high-pressure fuel directly to the injectors with exceptional accuracy and reliability. Crafted from durable, heat-resistant materials, the EK4Z-61265A04-B is engineered to withstand the intense pressures and temperatures generated by the EcoBoost engine s turbocharged operation, ensuring consistent fuel delivery even under demanding conditions such as towing heavy loads, high-speed driving, or aggressive acceleration. Its robust construction minimizes the risk of fuel leaks, injector malfunctions, or pressure fluctuations, which are common issues in high-performance applications. The upper striker features precision-machined fittings and sealing surfaces, allowing for a secure and leak-proof connection to the fuel rail and injectors, while its integrated design optimizes fuel flow dynamics to enhance engine efficiency and responsiveness. Whether installed in a stock application or as part of a performance upgrade such as a cold air intake, exhaust system modification, or turbocharger swap the EK4Z-61265A04-B ensures that the engine receives the precise fuel metering required for optimal combustion, power output, and longevity. This component is a direct-fit replacement for OEM parts, maintaining compatibility with Ford s advanced fuel injection systems while offering improved durability and performance over aftermarket alternatives. Ideal for both restoration projects and high-mileage vehicles, the Ford EK4Z-61265A04-B Upper Striker exemplifies the brand s commitment to engineering reliability and performance in its turbocharged engines.

### **Pros and Cons of Buying a Ford E-K4Z (61265A04-B) Upper Striker**

The **Ford E-K4Z (61265A04-B) Upper Striker** is a critical component of Ford s **PowerShift transmission system**, used in vehicles like the **Ford Focus RS (2019 ), Ford Fiesta ST, and Ford Focus ST**. Below is a detailed breakdown of its advantages and drawbacks.

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### **Pros of the Ford E-K4Z Upper Striker**

1. **High Performance & Durability**

- The E-K4Z is designed for high-stress applications, particularly in **turbocharged and high-power engines** (e.g., 2.3L EcoBoost in Focus RS).

- Built with **high-quality materials**, including **steel and hardened components**, to withstand extreme torque and shifting forces.

- Suitable for **track use and aggressive driving** when properly maintained.

2. **Compatibility with Ford s PowerShift System**

- Specifically engineered to work with **Ford s dual-clutch transmission (DCT)**, ensuring smooth shifts and reliable operation.

- Designed to handle the **rapid clutch engagement** required by the PowerShift s sequential gear changes.

3. **Aftermarket & Tuning Support**

- Widely available in the **aftermarket**, with options for **remanufactured or upgraded versions** (e.g., from **Ford Performance, JE, or other reputable suppliers**).

- Can be **tuned or modified** (e.g., with **stiffer springs or upgraded bearings**) for better performance in high-power applications.

4. **Cost-Effective Replacement Option**

- Often **cheaper than OEM replacements** when purchasing from aftermarket suppliers.

- Remanufactured units can be **highly reliable** if sourced from trusted brands.

5. **Widely Available Parts & Service Knowledge**

- Since it s used in **popular Ford performance models**, finding **mechanics and tuners** familiar with it is easier.

- **Diagnostic tools and repair guides** are widely available online.

---

### **Cons of the Ford E-K4Z Upper Striker**

1. **Potential for Wear in High-Power Applications**

- In **extremely high-power builds (e.g., 400 hp)**, the stock E-K4Z may **wear out faster** due to excessive stress on the clutch and synchronizers.

- Some users report **premature failure** if the transmission is not properly supported (e.g., with a **stiffer flywheel or upgraded clutch pack**).

2. **Sensitivity to Maintenance & Lubrication**

- The **dual-clutch system requires precise lubrication** poor maintenance (e.g., dirty fluid, incorrect fluid type) can **reduce lifespan**.

- **Clutch wear** is common in aggressive driving, leading to **slippage or delayed engagement** over time.

3. **Limited Longevity Compared to Traditional Manuals**

- Unlike **conventional manual transmissions**, the PowerShift s **dual-clutch design** has more moving parts, which can **fail more frequently** if not properly cared for.

- Some owners report **clutch pack wear** within **50,000 80,000 miles**, depending on driving conditions.

4. **Potential for Electronic Issues**

- The **PowerShift relies heavily on electronics** for clutch engagement. **Software glitches, sensor failures, or wiring issues** can cause **rough shifts or transmission lockups**.

- Requires **proper programming and calibration** if modified or replaced.

5. **Higher Repair Costs in Case of Failure**

- If the **upper striker or related components fail**, repairs can be **expensive**, especially if requiring **transmission rebuilds or electronic diagnostics**.

- Some failures (e.g., **solenoid issues, clutch actuator problems**) may not be easily fixable without **specialized tools or knowledge**.

---

### **Conclusion**

The **Ford E-K4Z (61265A04-B) Upper Striker** is a **solid, high-performance component** for Ford s PowerShift transmissions, particularly in **turbocharged and performance-oriented vehicles**. It offers **durability, compatibility with tuning, and cost-effective replacement options**, making it a **good choice for enthusiasts** who maintain their transmissions properly.

However, it is **not without weaknesses** **wear issues in high-power applications, sensitivity to maintenance, and potential electronic failures** can be drawbacks. If you plan to **push the vehicle hard (e.g., track use, heavy tuning)**, additional **support components (stiffer flywheel, upgraded clutch pack, proper fluid changes)** are recommended to extend its lifespan.

---

### **Recommendation**

- You need a **reliable replacement** for a Ford PowerShift transmission.

- You are **willing to maintain it properly** (regular fluid changes, clutch adjustments).

- You are running **moderate power (under 350 hp)** and expect **normal to aggressive driving**.

- You prefer **aftermarket or remanufactured options** for cost savings.

- You are running **extreme power (400 hp)** invest in **upgraded clutch packs, stiffer flywheels, and transmission support**.

- You are **not comfortable with dual-clutch maintenance** traditional manual transmissions may be more forgiving.

- You encounter **frequent electronic issues** ensure proper diagnostics and programming are done.

For **most enthusiasts driving a stock or moderately tuned Ford Focus RS/Fiesta ST**, the **E-K4Z Upper Striker is a worthwhile purchase** when sourced from a **reputable supplier**. However, **proper maintenance and potential upgrades** will be necessary to maximize its lifespan in high-performance applications. If budget allows, **consider a remanufactured unit from a trusted brand** (e.g., **Ford Performance, JE, or local transmission specialists**) for better reliability.

Details:

Quirk Parts, Upper Striker. Genuine Ford Part Number: EK4Z-61265A04-B.

part #: ek4z61265a04 prices

• $68.79-$225.00

specifications carlockiio:

• for makes: Ford
• for years: 2015-2023
• mpn: Ek4z-61265a04-b
• model: Transit-150 Transit-250 Transit-350 Transit-350
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• year: 2015 2016 2017 2018 2019 2020 2021 2022 2023

seller carlockiio:

• city: Quincy, Massachusetts
• rating: 99.8%
• # reviews: 1183763

payments carlockiio:

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

shipping carlockiio:

• transit: 3-9 Days
• service: UPS Ground
• type: Fixed
• carrier: UPS
• cost: $0.00
• class: Standard

returns carlockiio:

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

offer carlockiio:

• options: Ship-to-home
• started: May 5, 2026
• best offers: True
• availability: In Stock
• quantity: 1
• sold: 0

general carlockiio:

• Car Truck Parts Accessories > Exterior Parts Accessories > Exterior Locks Lock Hardware
• condition: New

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