MERCEDES 1262502302 Torque Converter Automatic Transmission Benz 722.4 124

( Manufacturer Part Number: 1262502302 ), ( Part Type: Torque Converter Transmission ), ( Vintage Part: Yes )

Review MERCEDES benz Torque Converter From Automatic Transmission 124 fits W126 W123

The **Mercedes-Benz 1262502302 Torque Converter (722.4 Automatic Transmission)** is a precision-engineered hydraulic component designed exclusively for the iconic **W126, W124, and W123** model generations of Mercedes-Benz, ensuring seamless power transfer and optimal performance in their legendary 7-speed automatic transmissions. This high-performance torque converter is a critical element of the **722.4 transmission family**, which powers a wide range of mid-to-luxury sedans, coupes, and SUVs, including the legendary **E-Class (W124), S-Class (W126), and 190/190E (W123)** models. Crafted from durable, heat-resistant materials, this torque converter is engineered to withstand the demanding conditions of high-torque applications while maintaining smooth engagement and efficient fluid dynamics.

The **1262502302 torque converter** features a robust **stator and impeller assembly**, optimized for maximum efficiency in both low-speed acceleration and high-speed cruising. Its **hydraulic lock-up clutch mechanism** ensures precise torque multiplication, reducing slippage and improving fuel economy while delivering the responsive, sporty driving experience Mercedes-Benz is renowned for. The converter s **precision-machined turbine and pump housings** are designed to minimize internal friction, enhancing durability and longevity, even under aggressive driving conditions. Additionally, the **sealed bearing assembly** and **high-temperature-resistant seals** prevent fluid leakage and ensure reliable operation over extended periods, making it a dependable choice for both original equipment and aftermarket restoration projects.

For enthusiasts and mechanics restoring or upgrading their **W126 S-Class, W124 E-Class, or W123 190E**, this torque converter is a must-have component to maintain the transmission s intended performance and reliability. Its compatibility with **Mercedes-Benz s 722.4 transmission system** including models like the **E320, E500, and 190E 2.3-16** ensures a perfect fit, allowing for smooth shifting, reduced wear on the transmission, and an authentic driving experience. Whether used in a classic restoration or a modern performance build, this torque converter exemplifies Mercedes-Benz s commitment to engineering excellence, delivering both durability and the refined power delivery that defines the brand.

### **Pros and Cons of Buying a Mercedes-Benz Torque Converter (Part Number 722.4, W126/W124/W123, 1262502302)**

1. **Compatibility with Classic Mercedes Models** This torque converter is designed specifically for the **W126 (1991 2000), W124 (1985 1997), and W123 (1975 1985)** models, ensuring a proper fit for 7-series, 5-series, and 200-series transmissions (722.4).

2. **Improved Shift Quality** A worn or failing torque converter can cause harsh shifts, stalling, or slipping. Replacing it with an OEM or high-quality aftermarket unit can restore smooth shifting and prevent further transmission damage.

3. **Prevents Transmission Failure** A failing torque converter can lead to complete transmission failure if not addressed. Replacing it early can save the transmission and avoid costly repairs.

4. **Better Fuel Efficiency & Performance** A properly functioning torque converter ensures optimal hydraulic pressure, which can improve acceleration and reduce fuel consumption.

5. **Long-Term Reliability** If sourced from a reputable supplier (OEM, GMB, or a trusted aftermarket brand), this torque converter can last as long as the transmission itself, reducing future maintenance needs.

6. **Easier to Install Than a Full Transmission Rebuild** Replacing just the torque converter is less labor-intensive than a full transmission overhaul, saving time and money.

7. **Available in OEM and Aftermarket Options** You can choose between **Mercedes-Benz OEM parts** (most reliable but expensive) or **high-quality aftermarket alternatives** (often more affordable with similar performance).

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1. **Cost** Even aftermarket torque converters can be **$300 $800**, depending on brand and quality. OEM units may cost **$600 $1,200 **. Labor costs for installation (if not DIY) can add **$200 $500**, depending on the shop.

2. **Potential for Counterfeit Parts** Some aftermarket torque converters may be **low-quality or counterfeit**, leading to premature failure. Buying from **unverified sellers** increases this risk.

3. **Requires Transmission Fluid Change** A torque converter replacement often necessitates a **full transmission fluid flush**, adding to the cost and time.

4. **DIY Difficulty** While possible, removing and installing a torque converter on these models can be **challenging due to tight spaces and specialized tools**. Improper installation may cause leaks or shifting issues.

5. **Warranty Considerations** If the vehicle is under warranty, **Mercedes may not cover aftermarket parts**, requiring OEM replacements for warranty compliance.

6. **Possible Hidden Transmission Issues** If the transmission itself is worn (synchros, clutches, or pumps), replacing just the torque converter may not fully resolve shifting problems.

7. **Limited Lifespan of Aftermarket Units** Some budget aftermarket torque converters may not last as long as OEM parts, requiring future replacements.

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Replacing a **Mercedes-Benz 722.4 torque converter (W126/W124/W123)** is a **cost-effective solution** for restoring smooth shifting and preventing transmission failure in these classic models. The benefits **improved performance, longevity, and reliability** outweigh the drawbacks if you **source a high-quality part and ensure proper installation**.

However, the **cost and potential DIY challenges** mean it s not always the most convenient fix. If the transmission is already failing, a **full rebuild or replacement** may be more economical in the long run.

- **If symptoms are mild (soft shifts, slight slipping):** Consider an **aftermarket torque converter from a reputable brand (GMB, Sachs, or Mercon)** for a balance of cost and quality.

- **If symptoms are severe (hard shifts, stalling, transmission overheating):** Opt for an **OEM torque converter** or consult a **specialized Mercedes transmission shop** to assess if a full rebuild is needed.

- **Always flush the transmission fluid** during or after installation to ensure proper lubrication.

- **If DIYing, research thoroughly** some W123/W124 models require extra care due to space constraints.

- **Avoid cheap no-name parts** they often fail quickly and can worsen transmission health.

**Final Verdict:** A torque converter replacement is a **smart investment** for maintaining a classic Mercedes, but weigh the costs against the transmission s overall condition before proceeding.

Details:

Good used torque converter for a variety of Mercedes 722.4 automatic transmissions and has the same bolt pattern dimensions as 722.3 stall speeds may differ. Part number is and buyer to verify whether or not this matches their particular vehicle.

part #: 1262502302 prices

• $195.00-$299.25

specifications torquconv:

• for models: W126, W123
• for makes: Mercedes
• mpn: 1262502302
• part type: Torque Converter Transmission
• vintage part: Yes

seller torquconv:

• city: California City, California
• rating: 99.6%
• # reviews: 2197

offer torquconv:

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

returns torquconv:

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

general torquconv:

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

shipping torquconv:

• service: USPS Ground Advantage, FedEx 2Day
• cost: $50.00
• class: Standard, Expedited
• carrier: USPS, FedEx
• transit: 5-13 Days
• type: Fixed

payments torquconv:

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

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