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  3. MERCEDES 001-989-88-03-12

MERCEDES 001-989-88-03-12 Mercede Hypoid Gear Oil Benz 239.71

fits make: Mercedes.

001-989-88-03-12 Mercedes-benz Mercede Hypoid Gear Oil 239.71

( Part Type: Oil Gear ), ( Package Quantity: Pack Of 1 ), ( UPC: 001989880312 )

Review MERCEDES benz Mercede Hypoid Gear Oil 239.71

The **Mercedes-Benz 001-989-88-03-12** is a high-performance, full-synthetic **Mercedes Hypoid Gear Oil** specifically formulated to meet the rigorous demands of modern luxury vehicles, particularly those equipped with advanced transmission systems, including the legendary **7G-Tronic** automatic transmissions and high-performance differentials found in models like the **AMG line-up**. This premium lubricant is engineered to deliver exceptional durability, thermal stability, and friction control under extreme operating conditions, ensuring optimal performance, longevity, and reliability in both everyday driving and high-stress applications.

Designed to the exacting specifications of Mercedes-Benz, this **239.71** oil is a **multi-purpose, high-viscosity-index synthetic blend** that excels in maintaining consistent viscosity across a broad temperature range, from freezing winter starts to scorching summer driving. Its advanced additive package includes **anti-wear, extreme-pressure, and corrosion-inhibiting agents**, which work synergistically to protect critical transmission components such as gears, synchronizers, and bearings from premature wear, pitting, and surface damage. The oil s **hypoid gear formulation** is particularly critical for vehicles equipped with hypoid differentials, which operate under high loads and require lubricants capable of withstanding the intense shear forces and heat generated during aggressive driving or towing.

Beyond its mechanical protective properties, this Mercedes-Benz oil is engineered to enhance **shift quality and smoothness**, reducing transmission wear and improving efficiency in both manual and automatic transmissions. Its **low volatility** ensures minimal oil consumption and evaporation, while its **high oxidation resistance** extends the oil s service life, reducing the frequency of costly flushes and replacements. Additionally, the formulation is **compatible with modern fuel-efficient technologies**, including start-stop systems and hybrid components, where thermal stability and low friction are paramount for maintaining efficiency and preventing premature failure of sensitive electronic controls.

For enthusiasts and fleet operators alike, the **Mercedes-Benz 001-989-88-03-12** represents a **cost-effective, high-performance solution** that aligns with OEM standards, ensuring peak performance without compromising on quality. Whether used in **high-end sedans, SUVs, or performance-oriented AMG models**, this oil provides the confidence of knowing that every gear shift, every acceleration, and every long-distance journey is supported by a lubricant that is as meticulously crafted as the vehicles it serves. Properly maintaining transmission systems with this oil not only extends the life of the drivetrain but also preserves the resale value and driving dynamics for which Mercedes-Benz is renowned.

### **Analysis of Mercedes-Benz 001-989-88-03-12 (Mercedes Hypoid Gear Oil 239.71)**

#### **Overview**

Mercedes-Benz part number **001-989-88-03-12** refers to **Mercedes Hypoid Gear Oil 239.71**, a synthetic gear oil designed for heavy-duty applications, particularly in differentials, transfer cases, and axle assemblies. This oil is part of the **Mercedes-Benz MB 239.71** specification, which is a high-performance, extreme-pressure (EP) lubricant formulated for vehicles with hypoid gears (non-parallel gears used in rear axles).

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### **Pros of Using Mercedes-Benz 001-989-88-03-12**

1. **High-Quality Synthetic Base**

- The oil is fully synthetic, providing superior oxidation resistance, thermal stability, and protection against wear compared to conventional mineral oils. This extends the lifespan of gears and bearings in demanding conditions.

2. **Meets Mercedes-Benz Specifications**

- It is **OEM-approved** for Mercedes-Benz vehicles, ensuring compatibility with factory-recommended lubricants. This reduces the risk of voiding warranties or causing premature wear in Mercedes models requiring **MB 239.71** (e.g., older luxury sedans, SUVs, and commercial vehicles).

3. **Excellent Extreme-Pressure (EP) Protection**

- The formulation includes additives that prevent scuffing, pitting, and seizure under high loads, which is critical for hypoid gears operating at steep angles (common in rear axles). This is particularly important for vehicles with heavy towing or off-road use.

4. **Wide Temperature Range Performance**

- The oil maintains viscosity and lubricity in both **cold starts** (down to -30 C/-22 F) and **high-temperature operation** (up to 150 C/302 F), reducing friction and preventing oil breakdown in extreme climates.

5. **Compatibility with Seals and Elastomers**

- Designed to be compatible with **Mercedes-Benz rubber seals and gaskets**, reducing the risk of leaks or premature degradation of sealing components.

6. **Longer Drain Intervals**

- Due to its synthetic composition and additive package, the oil can often last longer than conventional oils, reducing maintenance frequency and downtime.

7. **Reduced Noise and Vibration**

- The oil s viscosity and friction modifiers help dampen gear noise and vibration, improving ride comfort in vehicles with hypoid differentials.

8. **Backward Compatibility**

- While primarily for **MB 239.71** applications, it may also be suitable for other luxury or performance vehicles requiring **hypoid gear oils** (e.g., some BMW, Audi, or Porsche models with similar specifications). Always verify compatibility with the vehicle s manual.

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### **Cons of Using Mercedes-Benz 001-989-88-03-12**

1. **Higher Cost Compared to Generic Alternatives**

- As an **OEM lubricant**, this oil is more expensive than aftermarket or generic hypoid gear oils. For non-Mercedes vehicles, a lower-cost alternative may suffice.

2. **Limited Availability**

- Unlike more common oils (e.g., 75W-90 or 80W-90), **MB 239.71** may not be as widely stocked in retail stores. Purchasing may require ordering from specialty suppliers or online retailers.

3. **Potential Overkill for Non-Mercedes Applications**

- If used in a vehicle not requiring **MB 239.71**, the oil may be **more expensive than necessary**. Some aftermarket hypoid oils (e.g., Mobil 1 Hypoid Gear Oil, Castrol Syntrans) offer similar protection at a lower cost.

4. **Viscosity May Be Too High for Some Applications**

- The oil is typically **75W-140 or 80W-140**, which is suitable for heavy-duty use but may be **too thick** for lighter vehicles or applications where a lower viscosity (e.g., 75W-90) is recommended.

5. **Risk of Contamination or Mixing Issues**

- Mixing **MB 239.71** with non-synthetic or incompatible oils (e.g., mineral-based hypoid oils) could degrade performance. Always ensure the oil is **fresh and uncontaminated** before use.

6. **Environmental Considerations**

- Synthetic oils, while durable, are **not biodegradable** and require proper disposal. This may be a concern for eco-conscious users or fleets with strict environmental policies.

7. **Potential for Over-Lubrication**

- Using this oil in applications where a **lighter viscosity** is recommended (e.g., some modern vehicles with CVT transmissions) could lead to **poor heat dissipation** or increased drag, reducing fuel efficiency.

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### **Comparison with Alternatives**

If you re considering alternatives to **MB 239.71**, here are some key options:

1. **Mobil 1 Hypoid Gear Oil (75W-140)**

- Pros: High-quality synthetic, widely available, meets many OEM specs.

- Cons: Slightly less brand-specific than Mercedes oil; may not be OEM-approved for all Mercedes models.

2. **Castrol Syntrans Hypoid Gear Oil (75W-140)**

- Pros: Good performance, often cheaper than Mercedes oil.

- Cons: Not OEM-approved for Mercedes; may not meet all MB 239.71 requirements.

3. **Liqui Moly Hypoid-Getriebeoil (75W-140)**

- Pros: High-performance, good for heavy loads.

- Cons: Not Mercedes-approved; may not be suitable for all applications.

4. **Generic Hypoid Gear Oils (e.g., Pennzoil, Valvoline)**

- Pros: Cheaper, widely available.

- Cons: Lower-quality synthetic or semi-synthetic blends; may not provide the same longevity or protection.

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### **Conclusion**

**Mercedes-Benz 001-989-88-03-12 (MB 239.71) is an excellent choice for:**

- **Mercedes-Benz vehicles requiring this specification** (e.g., older luxury models, commercial vehicles, or those with hypoid rear axles).

- **Heavy-duty applications** (towing, off-roading, high-performance driving).

- **Users who prioritize OEM compliance, longevity, and extreme protection.**

**It is less ideal for:**

- **Non-Mercedes vehicles** where a lower-cost alternative may suffice.

- **Applications requiring lighter viscosities** (e.g., some modern transmissions).

- **Budget-conscious buyers** who can find equally effective (but cheaper) alternatives.

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### **Recommendation**

1. **For Mercedes-Benz Owners:**

- **Use MB 239.71 (001-989-88-03-12) if your vehicle s manual specifies it.** This ensures warranty compliance and optimal protection for hypoid gears.

- If the oil is **discontinued or hard to find**, consider **Mobil 1 Hypoid Gear Oil 75W-140** or **Castrol Syntrans Hypoid 75W-140** as high-quality alternatives, but verify compatibility with your vehicle s service manual.

2. **For Non-Mercedes Vehicles:**

- **Avoid purchasing MB 239.71 unless your vehicle explicitly requires it.** Instead, opt for a **hypoid gear oil that meets your vehicle s spec** (e.g., **API GL-5, SAE 75W-140, or manufacturer-approved alternatives**).

- Example: For **Ford, GM, or Toyota trucks**, a **Ford WSS-M2C209-B or Toyota Genuine Hypoid Oil** may be more appropriate.

3. **For Heavy-Duty or Performance Use:**

- If you re using this oil in **towing, racing, or extreme conditions**, ensure the **correct viscosity (75W-140 or 80W-140)** and **proper drain intervals** (typically **30,000 50,000 miles** for synthetic oils).

- Consider **supplementing with gear additives** (e.g., **Liqui Moly Hypoid Additive**) if operating in **extreme heat or cold**.

4. **Purchasing Tips:**

- Buy from **authorized Mercedes-Benz dealers, specialty auto parts stores, or reputable online retailers** (e.g., RockAuto, Amazon, or local lubricant suppliers) to avoid counterfeit products.

- Check for **authenticity labels** (e.g., Mercedes-Benz logo, part number, and batch code) to ensure you re getting the genuine product.

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### **Final Verdict**

**Mercedes-Benz 001-989-88-03-12 (MB 239.71) is a premium lubricant worth the cost for Mercedes-Benz owners and heavy-duty applications.** For non-Mercedes vehicles or lighter use, a **high-quality aftermarket hypoid oil** may offer similar protection at a lower price. Always **

Details:

With the manufacturer part number A 001-989-88-03-12, this gear oil is a reliable choice for maintaining performance and health of your Mercedes-Benz vehicle. The Mercedes Hypoid Gear Oil 239.71 is a high-quality gear oil specifically designed for Mercedes-Benz vehicles, manufactured by itself.

part #: 001989880312 prices

  • $45.00-$83.39

specifications automobilefluids:

  • for makes: Mercedes
  • part type: Oil Gear
  • package quantity: Pack Of 1
  • upc: 001989880312

offer automobilefluids:

  • quantity: 1
  • options: Ship-to-home
  • started: March 20, 2026
  • sold: 0
  • availability: In Stock

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  • condition: New
  • Automotive Tools Supplies > Fluids Chemicals > Gear/Differential Oil

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for makes: mercedes, part type: oil gear, package quantity: pack of 1,
category: auto parts > tools supplies > fluids chemicals > gear/differential oil, sku: 12117857409942861,
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  • New. Offer #1 priced at $45.00 + $5.72 shipping estimate = $50.72* total. With the manufacturer part number A , this gear oil is a reliable choice for maintaining the performance and health of your Mercedes-Benz vehicle. The Mercedes Hypoid Gear Oil 239.71 is a high-quality gear oil specifically designed for Mercedes-Benz vehicles, manufactured by Mercedes-Benz itself.+$5.72 shipping
  • New. Offer #2 priced at $83.39 + $0.00 shipping estimate = $83.39* total. FREE SHIPPING

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