CIRCLE D SPECIALTIES 07-13-09-1A Pro Triple Torque Converter 300MM 6L80E Stall

( Brand: Circle D Specialties ), ( Manufacturer Part Number: 07-13-09-1A ), ( Part Type: Torque Converter ), ( Fitment Type: Performance/custom ), ( Vintage Part: No ), ( Manufacturer Warranty: 1 Year ), ( Stall Range: 1800-2000 ), ( Country Of Origin: United States ), ( Performance Part: Yes )

Review CIRCLE D SPECIALTIES Circlespecialties 300mm Pro Series Triple Disk Torque Converter Factory Stall Speed

The **Circle Specialties 07-13-09-1A 300mm Pro Triple Torque Converter for the 6L80E** is a high-performance, precision-engineered aftermarket torque converter designed to elevate the performance and drivability of modern Ford vehicles equipped with the legendary 6.8L Triton V10 engine. This converter is meticulously crafted to deliver exceptional torque multiplication, seamless engagement, and superior stalling characteristics, making it an ideal choice for enthusiasts seeking to enhance both towing capacity and off-the-line acceleration. With a **300mm diameter**, this torque converter strikes an optimal balance between power delivery and efficiency, ensuring that the 6L80E s robust power output is fully harnessed without compromising responsiveness or smoothness. The **Triple Torque design** incorporates three distinct stall speeds typically around **1,200, 1,600, and 2,000 RPM** allowing the driver to fine-tune the converter s behavior to match specific driving conditions, whether for aggressive launches, heavy towing, or refined street performance. Constructed from premium materials, including a **high-strength aluminum housing** and a **durable, heat-resistant stator assembly**, this converter is built to withstand the intense thermal and mechanical stresses of high-performance applications. The **precision-machined impeller and turbine blades** ensure optimal fluid dynamics, reducing slippage and maximizing efficiency, while the **reinforced clutch pack** provides reliable engagement under heavy loads. Whether installed in a Ford Expedition, F-250 Super Duty, or other 6L80E-equipped trucks, this torque converter transforms the vehicle s throttle response, offering a more engaging and spirited driving experience. For those who demand the best in aftermarket performance components, the **Circle Specialties 07-13-09-1A** stands as a testament to engineering excellence, delivering unmatched power and control for the discerning driver.

**Pros and Cons of buying a Circle Specialties 07-13-09-1A 300mm Pro Triple Torque Converter for a 6L80E**

### **Pros**

1. **Enhanced Stall Speed** The 300mm stall converter is designed to provide a higher stall speed than stock, which can improve towing capacity and acceleration. This is particularly useful for heavy-duty applications, such as towing large trailers or hauling heavy loads.

2. **Improved Towing Performance** The increased stall speed helps the transmission engage more smoothly under load, reducing jerkiness and improving overall towing performance. This can be beneficial for trucks used in work or recreational towing.

3. **Durability and Build Quality** Circle Specialties converters are known for their robust construction, often featuring high-quality materials and precise machining. This can lead to longer-lasting performance compared to aftermarket alternatives that may be less durable.

4. **Compatibility with Performance Modifications** If you ve made other performance upgrades (such as a bigger engine, exhaust, or fuel system), a higher stall converter can help match the increased power output, preventing transmission stress or slippage.

5. **Better Throttle Response** A higher stall converter can provide a more linear and responsive shift feel, especially when accelerating from a stop or under load. This can make the truck feel more engaged and responsive.

6. **Warranty and Support** Circle Specialties offers warranties on their products, and they have a reputation for good customer support, which can be reassuring if issues arise.

7. **Aftermarket Reputation** Circle Specialties is a well-regarded brand in the aftermarket performance community, known for reliability and performance-focused products. This can give buyers confidence in the product s quality.

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### **Cons**

1. **Cost** High-performance torque converters like this one are significantly more expensive than stock or basic aftermarket alternatives. The price can range well into the hundreds of dollars, depending on installation and additional components needed.

2. **Potential for Overkill** If you re not heavily towing or pushing the truck s limits, a 300mm stall converter may be unnecessary. Stock or a slightly higher stall (e.g., 2000-2200 RPM) might suffice for daily driving or light towing, making this upgrade less justifiable.

3. **Transmission Stress Under Certain Conditions** While a higher stall converter improves towing, it can also cause the transmission to work harder under normal driving conditions. If not paired with the right transmission fluid or cooling system, this could lead to premature wear or overheating.

4. **Requires Proper Installation and Tuning** Installing a torque converter is not a simple DIY job for most people. It often requires removing the transmission, which may necessitate professional installation. Additionally, the vehicle s ECU or transmission control module may need to be reprogrammed or adjusted to work optimally with the new converter.

5. **Potential for Slippage at Low RPMs** A higher stall converter can cause the transmission to slip more at low engine speeds, which may result in a "spinning" feel when accelerating from a stop. This can be noticeable in stop-and-go traffic or when pulling away from a full stop.

6. **Compatibility Issues** While this converter is designed for the 6L80E, there may be subtle compatibility concerns depending on the specific year, model, or modifications to the vehicle. Ensuring the converter matches the transmission s internal components (e.g., pump, stator) is critical.

7. **Maintenance Considerations** A higher-performance converter may require more frequent transmission fluid changes or a higher-quality fluid to prevent wear. Neglecting maintenance could offset the benefits of the upgrade.

8. **Limited Benefits for Non-Towing Applications** If you don t tow heavily or modify your truck for performance, the benefits of this converter may not be significant enough to justify the cost. For street-driven trucks, a stock or slightly upgraded converter might be more practical.

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### **Conclusion**

The Circle Specialties 07-13-09-1A 300mm Pro Triple Torque Converter is a high-quality, performance-oriented upgrade that offers significant benefits for heavy towing, performance modifications, or trucks that require extra stall speed. It excels in durability, towing performance, and compatibility with aftermarket upgrades. However, it is not a necessary or cost-effective choice for everyday driving or light-duty applications. The decision to purchase this converter should be based on your specific needs: whether you prioritize towing capacity, performance, or are willing to invest in a premium upgrade.

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### **Recommendation**

- You frequently tow heavy loads (e.g., large trailers, boats, or RVs).

- You ve modified your truck with a bigger engine or performance parts and need a higher stall speed to match the power.

- You prioritize durability and are willing to invest in a high-performance aftermarket part.

- You have the budget and are prepared for professional installation and potential tuning.

- You primarily drive the truck for daily commuting or light towing.

- You re on a tight budget and can achieve similar results with a lower-cost converter or stock upgrade.

- You haven t researched compatibility thoroughly and are unsure about installation or tuning requirements.

- You re not prepared for the maintenance demands of a high-performance converter.

For most drivers who don t tow heavily or modify their trucks, a stock or slightly upgraded converter (e.g., 2000-2200 RPM stall) may be more than adequate. However, if you re pushing the limits of your truck s capabilities, the Circle Specialties converter is a strong choice for performance and reliability. Always consult with a transmission specialist or mechanic before making the upgrade to ensure it aligns with your vehicle s needs.

Details:

400 miles on Torque Converter swapped out for a with more stall Used like new Circle6L80.

part #: 0713091a prices

• $399.95-$1099.00

specifications torquconv:

• brand: Circle D Specialties
• mpn: 07-13-09-1a
• part type: Torque Converter
• fitment type: Performance/custom
• vintage part: No
• manufacturer warranty: 1 Year
• stall range: 1800-2000
• country of origin: United States
• performance part: Yes

general torquconv:

• condition: Used
• Car Truck Parts Accessories > Transmission Drivetrain > Torque Converters

payments torquconv:

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

offer torquconv:

• started: February 6, 2026
• quantity: 1
• options: Ship-to-home
• availability: In Stock
• sold: 0

seller torquconv:

• city: Martinsville, Indiana
• # reviews: 82
• rating: 100.0%

returns torquconv:

• policy: No Returns

shipping torquconv:

• service: FedEx Ground / FedEx Home Delivery
• cost: $28.27
• type: Calculated
• class: Standard
• carrier: FedEx
• transit: 4-11 Days

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