SUBARU JDM TG5C7CMDAA Automatic Trans 400-50535 3.0L

( Brand: Subaru Jdm ), ( Model: LEGACY ), ( Part Type: Tran ), ( Conditions Options: Jdm 50k Avg Warr.lowcost Ship ), ( Genuine Oem: Yes ), ( Ipn: 400-50535 ), ( Manufacturer Warranty: 1 Year )

Review SUBARU JDM Replacement 3.0l Automatic Trans fits OUTBACK LEGACY H6 2007

The **Subaru JDM 400-50535 2007 Outback H6 3.0L Automatic Transmission (TG5C7CMDAA)** is a meticulously engineered, high-performance transmission designed to deliver seamless power delivery and enhanced driving dynamics for Subaru s iconic 2007 Outback models equipped with the robust FA20S engine. This transmission is a refined iteration of Subaru s proven TG5C7 series, engineered to handle the torque output of the 3.0L horizontally opposed (boxer) engine while ensuring smooth, responsive shifts and exceptional durability. The TG5C7CMDAA features a six-speed automatic configuration with a torque converter that optimizes fluid coupling for both efficiency and performance, making it ideal for both daily driving and spirited adventures. Its compact yet robust design integrates a robust planetary gearset and a precision-machined input shaft, ensuring minimal power loss and maximum torque transfer from the engine to the wheels. The transmission s advanced valve body and hydraulic system work in tandem to provide precise shift calibration, reducing lag and delivering a near-instantaneous response to throttle inputs, which is particularly beneficial for the Outback s AWD capabilities. Built to meet strict JDM (Japanese Domestic Market) standards, this transmission is constructed from high-grade materials, including heat-treated gears and a reinforced housing, to withstand the demands of both urban commuting and off-road excursions. The TG5C7CMDAA is also compatible with Subaru s advanced traction control and stability systems, further enhancing its adaptability to varying driving conditions. Whether navigating tight mountain roads, rough terrain, or city streets, this transmission ensures a harmonious blend of power, control, and reliability, making it a sought-after upgrade for enthusiasts seeking to elevate their Outback s performance without sacrificing comfort or longevity.

### **Pros and Cons of buying a Subaru JDM 400-50535 (2007 Outback H6 3.0L Automatic Transmission for TG5C7CMDAA)**

1. **Compatibility with TG5C7CMDAA** This transmission is designed for Subaru s H6 3.0L engine, which is used in the **2007-2011 Outback (TG5C7CMDAA)**. It is a direct fit, reducing the need for major modifications.

2. **Reliability of the H6 Engine** The 3.0L H6 engine is known for its durability, especially when maintained properly. It is a horizontally opposed (flat-6) design, which provides good balance and smooth operation.

3. **Automatic Transmission Convenience** The automatic transmission (likely a **5-speed CVT or traditional automatic**) eliminates the need for manual shifting, making it more user-friendly for daily driving.

4. **Potential for Performance Upgrades** If you plan to modify the engine (e.g., turbocharging, forced induction), this transmission can handle it with proper support components (e.g., upgraded clutch, cooler, and transmission fluid).

5. **Availability of Parts & Support** Since this is a common Subaru setup, finding replacement parts, fluids, and labor is relatively straightforward.

6. **Good Fuel Economy for an Automatic** The H6 engine, when properly tuned, offers decent fuel efficiency for an automatic transmission, especially compared to V6 or V8 alternatives.

7. **Resale Value & Longevity** If maintained well, a Subaru Outback with a reliable transmission retains value better than some competitors, especially in the used market.

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1. **Potential CVT Limitations** If this transmission is a **CVT (Continuously Variable Transmission)**, it may lack the responsiveness and durability of a traditional automatic or manual. CVTs can overheat, slip, or require frequent fluid changes if not maintained properly.

2. **Transmission Fluid & Maintenance Needs** Automatic transmissions, especially CVTs, require **high-quality fluid changes every 30,000 60,000 miles** to prevent wear. Neglecting this can lead to costly repairs.

3. **Possible Wear & Tear** If the transmission has been previously abused (e.g., hard shifting, overheating, or lack of maintenance), it may require **major rebuilds or replacement** before being reliable.

4. **Cost of Replacement** If the transmission fails, **rebuilding or replacing it** can be expensive (typically **$2,500 $4,500 ** for labor and parts, depending on the shop).

5. **Potential for Electronic Issues** Modern automatic transmissions (especially CVTs) rely on **sensors and solenoids**, which can fail over time. Diagnosing and fixing these issues may require specialized tools and knowledge.

6. **Limited Aftermarket Support** While the H6 engine has aftermarket parts, **transmission-specific upgrades (e.g., torque converter, clutch, or cooler)** may be harder to find compared to more common applications.

7. **Possible Mismatch with Modifications** If the vehicle has been heavily modified (e.g., turbocharged, lifted, or tuned for high power), the stock transmission may **struggle with increased torque**, leading to premature failure.

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### **Conclusion & Recommendation**

- **Daily drivers** who want a **reliable, comfortable automatic transmission** without the hassle of manual shifting.

- **Enthusiasts who plan to keep modifications moderate** (e.g., mild tuning, stock or lightly modified turbo).

- **Buyers who prioritize Subaru s AWD capability** and the H6 engine s balance over raw performance.

- **High-performance builds** (e.g., heavily turbocharged, high-RPM applications) unless reinforced with a **heavy-duty transmission or clutch**.

- **Those who dislike CVTs** (if this is a CVT, consider a **traditional automatic** if available).

- **Budget-conscious buyers** who cannot afford **regular transmission maintenance** (fluid changes, cooling upgrades).

- **If the transmission is in good condition** (no slipping, smooth shifts, proper fluid history) and you plan **moderate use**, this is a **solid choice** for a **2007 Outback TG5C7CMDAA**.

- **If the transmission has unknown history**, **get a pre-purchase inspection (PPI)** to check for **fluid condition, clutch wear, and internal damage**.

- **Consider reinforcing the transmission** (e.g., **upgraded cooler, heavier-duty fluid, or a torque converter upgrade**) if you plan **forced induction or high-torque modifications**.

- **If possible, opt for a traditional automatic** over a CVT if you want **better durability and performance**.

- **Test drive the vehicle** and check for **smooth shifting, no hesitation, and no unusual noises**.

- **Verify maintenance records** (especially transmission fluid changes).

- **Budget for potential future maintenance** (fluid changes, cooling system upgrades).

If all checks out, this transmission is a **decent fit** for your Subaru, but **proper care will determine its long-term reliability**.

Details:

Stock Number. JDM - 50K AVERAGE MILES. 1 YEAR WARRANTY. Product info 2007 SUBARU LEGACY OUTBACK H6 REPLACEMENT 3.0L AUTOMATIC TRANS FOR TG5C7CMDAA, What it fits LEGACY 07 AT; Outback.

This transmission has a FULL ONE YEAR WARRANTY with UNLIMITED MILES. Please inquire.

part #: tg5c7cmdaa price

• $795.00

specifications autotransmissionsgo:

• for models: H6, Outback, Legacy
• for makes: Subaru
• for years: 2007
• brand: Subaru Jdm
• model: Legacy
• part type: Tran
• conditions options: Jdm 50k Avg Warr.lowcost Ship
• genuine oem: Yes
• ipn: 400-50535
• manufacturer warranty: 1 Year

offer autotransmissionsgo:

• sold: 0
• options: Ship-to-home
• quantity: 1
• availability: In Stock
• started: June 8, 2026

returns autotransmissionsgo:

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

general autotransmissionsgo:

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

shipping autotransmissionsgo:

• class: Freight
• service: Flat Rate Freight
• type: Fixed
• cost: $295.00

seller autotransmissionsgo:

• # reviews: 1246
• rating: 100.0%
• city: Coeur d'Alene, Idaho

payments autotransmissionsgo:

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

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