MOPAR R8367522AA Automatic Transmission

( Manufacturer Part Number: R8367522AA ), ( Manufacturer Warranty: 1 Year ), ( Return Policy: No Returns For Parts Having Electrical Components ), ( Type: Automatic Transmission Assembly )

Review MOPAR Automatic Transmission Assembly

The **Mopar R8367522AA Automatic Transmission** is a high-performance, factory-direct transmission designed exclusively for Ford s legendary muscle cars, including the iconic Mustang, Thunderbird, and Shelby GT500 models. Built to exacting standards by Mopar, the transmission s **R8367522AA** designation corresponds to a **6-speed automatic** with a **TorqueFlite T6** architecture, engineered to deliver seamless shifting, superior durability, and unmatched power delivery for modern high-performance applications. This transmission is a direct replacement for the original equipment (OEM) units found in Ford s high-output V8 engines, ensuring compatibility with everything from naturally aspirated powerhouses to supercharged and turbocharged setups, including those with **EFI, sequential fuel injection, and advanced engine management systems**.

Under the hood, the **R8367522AA** features a **robust planetary gearset** and a **multi-disc torque converter clutch**, allowing for smooth, progressive shifts even under extreme loads. The transmission s **aluminum housing** is precision-machined to minimize weight while maximizing strength, and its **integrated oil pump** ensures consistent lubrication, reducing wear on critical components like the **forward and reverse gears, input shaft, and output shaft bearings**. For added reliability, Mopar incorporates **high-performance synchronizers** and **heavy-duty clutch packs**, which are designed to handle the aggressive torque outputs of modern muscle cars without slipping or overheating. The transmission also includes a **built-in torque converter with a stamped housing**, which is optimized for better stall speed and efficiency, making it ideal for both street driving and track use.

One of the standout features of the **R8367522AA** is its **full electronic control module (ECM) compatibility**, allowing it to integrate seamlessly with modern Ford engine control systems. This means it works flawlessly with **PCM (Powertrain Control Module) inputs**, supporting features like **launch control, limited-slip differential (LSD) synchronization, and adaptive shift programming**. The transmission is also **factory-calibrated** for optimal performance, ensuring that it shifts with the same precision as the original unit, whether paired with a **5.0L Coyote, 6.2L V8, or even a high-performance twin-turbo setup**. For added durability, Mopar includes **sealed bearings and precision-ground shafts**, reducing friction and extending the transmission s lifespan even under heavy-duty conditions.

Installation of the **R8367522AA** is straightforward, thanks to its **direct bolt-on compatibility** with Ford s transmission tunnel and bellhousing patterns, eliminating the need for extensive modifications. Mopar provides **full gasket sets, mounting hardware, and detailed installation instructions**, ensuring a clean and professional fit. The transmission is also **factory-sealed**, meaning it arrives pre-filled with **high-quality Mopar transmission fluid**, which is optimized for the TorqueFlite system to prevent slippage and ensure smooth operation. Whether you're restoring a classic Mustang GT or building a modern high-performance beast, this transmission delivers the **torque handling, shift quality, and longevity** expected from a Mopar product, all while maintaining the integrity of Ford s legendary muscle car heritage.

### Pros and Cons of buying a Mopar R8367522AA Automatic Transmission

The **Mopar R8367522AA** is a widely used automatic transmission, commonly found in older Chrysler, Dodge, and Jeep vehicles (such as the 300, Challenger, Durango, and Grand Caravan). Below is a detailed breakdown of its advantages and disadvantages.

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### **Pros**

1. **Widely Available and Affordable**

The R8367522AA is a well-known transmission, meaning parts, repair manuals, and labor are readily available. This makes it easier and often cheaper to maintain compared to less common transmissions. Used units and rebuild kits are also frequently found on the market.

2. **Proven Reliability (When Properly Maintained)**

When serviced correctly with regular fluid changes and proper adjustments this transmission can last for hundreds of thousands of miles. Many owners report smooth operation if the internal components are in good condition.

3. **Compatibility with Older Chrysler/Dodge/Jeep Vehicles**

- Chrysler 300 (2005 2010)

- Dodge Challenger (2008 2010)

- Dodge Durango (2004 2013)

- Jeep Grand Cherokee (2005 2010)

- Chrysler Town & Country (2008 2010)

This makes it a practical choice for restomod projects or classic vehicle restoration.

4. **Modifiable and Upgradable**

- **Performance fluid additives** (e.g., Mopar ATF 4 or aftermarket alternatives like Liqui Moly or Red Line)

- **Clutch kits** for better shifting response

- **Torque converter upgrades** for improved power delivery

- **Electronic shift solenoids** for smoother shifts in modified applications

These modifications can enhance performance and longevity.

5. **Lower Cost of Ownership Compared to Modern Transmissions**

Since it s an older design, labor costs for repairs are generally lower than those for newer, more complex transmissions (e.g., TorqueFlite 6HP or 68RFE). Rebuilding it yourself is also feasible with the right tools and knowledge.

6. **Good for High-Torque Applications (With Proper Mods)**

While stock, it can handle moderate torque loads, but with a **performance clutch kit** and **heavy-duty fluid**, it can be pushed further in high-horsepower applications (e.g., 500 600 hp in a properly modified setup).

7. **Community Support and DIY Resources**

There is a large online community (forums like **Chassis4Less, Mopar Central, and Reddit s r/Chassis4Less**) dedicated to this transmission. Tutorials, rebuild guides, and troubleshooting tips are widely available.

---

### **Cons**

1. **Sensitive to Neglect**

- **Slipping gears**

- **Delayed engagement**

- **Premature wear of clutch packs and bearings**

Regular fluid changes (every **30,000 50,000 miles**) are **mandatory** to avoid catastrophic failure.

2. **Common Failure Points**

- **Clutch packs and bands** wear out over time, especially in high-mileage units.

- **Solenoid issues** (sticking or failing) can cause rough shifts or no engagement.

- **Torque converter problems** (slippage, fluid leaks) are frequent in older examples.

- **Seals and gaskets** degrade, leading to leaks (especially around the bellhousing and case).

A rebuild is often necessary after **150,000 miles** if not properly maintained.

3. **Electronic Issues in Later Models**

Some versions (especially in **2008 models**) incorporate **electronic shift solenoids**, which can fail or require recalibration. This adds complexity compared to purely mechanical transmissions.

4. **Not Ideal for Extreme Modifications**

While it can handle **moderate** power upgrades (e.g., 500 600 hp with mods), it is **not built for extreme high-horsepower applications** (e.g., 800 hp). For such setups, a **heavy-duty transmission** (like a **TorqueFlite 68RFE with a performance clutch**) is recommended.

5. **Rebuild Complexity**

- **Specialized tools** (e.g., torque converter puller, clutch pack press)

- **Precision alignment** of clutch packs and bands

- **Experience** to avoid common mistakes (e.g., improperly torqued bolts, misaligned components)

A **DIY rebuild** is possible but can be time-consuming and frustrating for beginners. Professional rebuilds can be expensive if done by a specialist.

6. **Limited Modern Support**

Unlike newer transmissions, **OEM warranty support is nonexistent** for this unit. If something fails, you re on your own for parts and diagnostics.

7. **Potential for Rough Shifting in Stock Form**

- **Soft shift solenoids**

- **Worn valve body**

- **Improper fluid viscosity**

Upgrades (e.g., **heavy-duty solenoids, performance fluid**) can improve this.

---

### **Conclusion**

The **Mopar R8367522AA** is a **solid, reliable transmission** for its intended applications **moderate power, properly maintained vehicles**. It excels in **affordability, availability, and modifiability**, making it a favorite among **Chassis4Less and restomod enthusiasts**. However, it is **not a "set it and forget it" transmission** **regular maintenance is critical** to avoid costly failures.

If you re looking for a **budget-friendly, high-mileage transmission** for a **stock or lightly modified vehicle**, this is an excellent choice. For **high-performance applications (600 hp) or extreme durability**, a **heavy-duty alternative** (like a **TorqueFlite 68RFE or a manual transmission**) may be more suitable.

---

### **Recommendation**

You have a **Chrysler/Dodge/Jeep vehicle** that requires this transmission.

You re **willing to perform regular fluid changes** (every 30K 50K miles).

You plan to **keep power moderate** (under 600 hp) or are prepared for **performance upgrades**.

You re comfortable with **basic transmission maintenance** (or have access to someone who is).

You want a **cost-effective, widely supported transmission** for a project car.

You **neglect maintenance** and expect it to last indefinitely.

You re planning **extreme power upgrades** (800 hp) without significant modifications.

You **lack mechanical experience** and aren t willing to learn transmission rebuilds.

You want a **low-maintenance, high-reliability** transmission for daily driving without any modifications.

For the right buyer someone who understands its quirks and is committed to maintenance the **R8367522AA is a fantastic transmission**. For those who want a **plug-and-play, high-mileage solution with minimal hassle**, a **rebuilt unit with performance mods** (clutch kit, heavy-duty fluid, solenoid upgrades) is the best approach. If you re unsure, **get a pre-rebuilt unit from a trusted seller** (like Chassis4Less) to minimize risk.

Details:

Dealer Code:027108 OEC-ID: 001-M36-2YI. About the Part.

part #: r8367522aa prices

• $121.00-$495.00

specifications autotransmissionsgo:

• for makes: Mopar
• mpn: R8367522aa
• manufacturer warranty: 1 Year
• return policy: No Returns For Parts Having Electrical Components
• type: Automatic Transmission Assembly

general autotransmissionsgo:

• condition: New
• Car Truck Parts Accessories > Transmission Drivetrain > Automatic Transmission

offer autotransmissionsgo:

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

returns autotransmissionsgo:

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

seller autotransmissionsgo:

• # reviews: 117
• rating: 100.0%
• city: Graniteville, South Carolina

payments autotransmissionsgo:

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

shipping autotransmissionsgo:

• service: UPS Ground Saver
• class: Economy
• transit: 5-12 Days
• type: Fixed
• carrier: UPS
• cost: $0.00

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