MERCEDES 0105427006 Speedometer Mph 257-58466B Benz 123 77-83

( Manufacturer Part Number: 0105427006 ), ( Part Type: Speedometer ), ( Genuine Oem: Yes ), ( Ipn: 257-58466b ), ( Make: Mercedes-benz )

Review MERCEDES benz Speedometer 123 Type Mph 77-83 fits 240D 1980–1985

The **Mercedes-Benz 0105427006 Speedometer (123 Series, 77-83, 240D)** is a meticulously crafted, high-performance instrument designed exclusively for the iconic **W123 generation** of Mercedes-Benz vehicles, specifically tailored for the **240D (OM617 diesel engine)** models produced between **1977 and 1983**. This speedometer is a precision-engineered component, embodying the reliability and engineering excellence synonymous with Mercedes-Benz s legendary craftsmanship. Crafted from durable, high-quality materials, it features a **black dial with white numerals and markers**, providing sharp contrast for optimal readability under all lighting conditions. The **123 mph scale** is clearly segmented, allowing for precise speed monitoring, while the **77-83 model-specific calibration** ensures accurate performance alignment with the vehicle s original specifications. The speedometer incorporates a **robust, long-lasting needle mechanism**, designed to withstand the rigors of daily driving while maintaining smooth, responsive operation. Its **OEM-quality construction** guarantees a seamless fit within the dashboard, preserving the vehicle s original aesthetic and functionality. Whether restoring a classic W123 or maintaining a well-loved 240D, this speedometer serves as an essential upgrade or replacement part, ensuring both performance and authenticity. Perfect for enthusiasts seeking to restore their Mercedes-Benz to its former glory, this component is a testament to the enduring legacy of German engineering.

### **Pros and Cons of Buying a Mercedes-Benz 0105427006 Speedometer (123 Series, 1977 1983, 240D)**

#### **Pros**

1. **Classic Mercedes-Benz Design**

- The 123 Series (W123) is one of the most iconic Mercedes models, known for its timeless elegance, robust build quality, and refined engineering. The speedometer in question is part of this legendary lineup, which retains strong resale value among enthusiasts.

2. **Reliability of the 240D Engine**

- The OM616 diesel engine (used in the 240D) is a well-regarded powerplant known for its durability, especially in European conditions. With proper maintenance, it can easily exceed 200,000 miles (320,000 km) before major issues arise.

- Diesel engines of this era are less prone to overheating compared to gasoline counterparts, making them practical for long-distance driving.

3. **Mechanical Simplicity**

- Older Mercedes models like the 123 Series have simpler mechanical systems compared to modern electronics-heavy vehicles. This means fewer potential points of failure related to complex computer systems.

- The speedometer itself is a mechanical or early analog unit, which, if in good condition, is less likely to fail catastrophically due to software glitches.

4. **Potential for Restoration and Customization**

- The 123 Series has a strong aftermarket support, including restoration parts, classic car clubs, and enthusiast communities. This makes it easier to find replacements, upgrades, or restoration services.

- Owners who enjoy working on cars may appreciate the hands-on nature of maintaining a classic Mercedes.

5. **Low Operating Costs (Compared to Modern Luxury Cars)**

- Fuel efficiency for a diesel of this era is decent (around 20 25 mpg in city driving, better on highways). While not as efficient as modern diesels, it is far more economical than a contemporary luxury car.

- Parts and labor for basic maintenance are often cheaper than for newer Mercedes models, though specialized parts for a 1977 1983 model may be pricier than mass-produced alternatives.

6. **Driving Experience**

- The 123 Series offers a smooth, comfortable ride with excellent handling for its time. The manual transmission (if present) provides a satisfying driving experience, and the diesel engine delivers steady, torquey power.

- The car s weight and suspension setup make it well-suited for both city driving and highway cruising.

7. **Historical and Collectible Value**

- As a classic Mercedes, this model holds sentimental and collectible value. Well-preserved examples can appreciate over time, especially if they are low-mileage or part of a limited edition.

- Owning a piece of automotive history can be rewarding for enthusiasts.

---

#### **Cons**

1. **Age-Related Wear and Tear**

- The car is over 40 years old, meaning it will require significant maintenance to keep it running reliably. Rust, worn suspension components, and aging hoses are common issues.

- The speedometer itself may show signs of wear, such as a flickering needle, dim display, or mechanical binding. If the unit is not original or has been poorly maintained, it may need replacement.

2. **High Maintenance Costs**

- While parts are available, restoring a classic Mercedes to peak condition can be expensive. Specialized labor (e.g., for the diesel engine, transmission, or electrical system) may cost more than for a modern car.

- **Fuel system**: Diesel injectors and pumps can fail or require cleaning.

- **Electrical system**: Older wiring and components may need replacement or repair.

- **Suspension**: Bushings, shocks, and struts degrade over time and may need frequent replacement.

- **Transmission**: If automatic, fluid changes and potential clutch or band replacements are necessary.

3. **Reliability Concerns**

- **Turbocharger failures** (if turbocharged, which the 240D is not this model uses a naturally aspirated engine, so this is less of a concern).

- **Water pump and timing belt** (if applicable; the 123 Series may use a timing chain or belt, which should be checked).

- **Exhaust system**: Rust and leaks are common.

- The car may experience occasional breakdowns, especially if maintenance has been neglected.

4. **Limited Modern Safety Features**

- The 123 Series lacks modern safety features such as airbags, ABS, or electronic stability control. While the car is structurally sound, it does not meet contemporary safety standards.

- Visibility can be limited compared to newer models, especially in poor weather.

5. **Fuel and Emissions Compliance**

- Diesel fuel standards have changed significantly since the 1970s. Older diesels may struggle with modern low-sulfur fuel or require additives to prevent injector clogging.

- The car may not meet current emissions standards in some regions, limiting where it can be driven or requiring modifications (e.g., a "classic car exemption" plate).

6. **Insurance and Registration Costs**

- Insuring a classic Mercedes can be expensive, especially if it is not properly documented as a collector s item. Comprehensive coverage may be necessary due to the car s age and value.

- Registration fees for classic cars may be higher than for modern vehicles, depending on local regulations.

7. **Availability of Parts and Mechanics**

- While parts are available, finding a qualified mechanic familiar with Mercedes-Benz s older models can be challenging. Many auto shops specialize in newer vehicles, and classic car specialists may charge premium rates.

- Some parts may require sourcing from specialty suppliers or overseas, increasing lead times and costs.

8. **Driving Practicality**

- The car s size and weight make it less maneuverable in tight urban spaces compared to modern compact cars.

- Fuel economy, while better than many gasoline engines of its time, is still poor by today s standards (around 20 25 mpg).

- Heating and cooling systems may not be as efficient as modern vehicles, especially in extreme climates.

9. **Potential for Hidden Issues**

- **Rust**: Check the frame, subframe, and wheel wells.

- **Transmission wear**: Automatic transmissions may slip or require fluid changes.

- **Electrical gremlins**: Flickering lights, faulty gauges, or starter issues are common.

- **Bodywork**: Paint, rust, and alignment issues can detract from the car s appearance and value.

- A pre-purchase inspection by a trusted classic car mechanic is highly recommended.

10. **Resale Value Uncertainty**

- While some classic Mercedes appreciate, others depreciate if they are not well-maintained or lack documentation (e.g., original build sheets, service records). The resale market for this specific model may be niche.

---

### **Ending Conclusion**

Buying a **Mercedes-Benz 123 Series 240D with the 0105427006 speedometer** (or any unit from this era) is a decision that balances nostalgia, engineering heritage, and practicality. The car offers a rewarding ownership experience for enthusiasts who appreciate classic design, mechanical reliability, and the satisfaction of restoring or maintaining a piece of automotive history. However, it comes with significant challenges, including high maintenance costs, potential reliability issues, and the need for specialized care.

- Enthusiasts who enjoy working on cars and restoring classics.

- Those who prioritize driving experience and timeless design over modern convenience.

- Owners who can afford the time and money required to keep the car in good condition.

- Individuals who value the car s historical significance and are willing to document its condition for future resale.

- Buyers seeking a low-maintenance, modern luxury car.

- Those who prioritize fuel efficiency, safety, or practicality over heritage.

- People without access to classic car mechanics or a network of enthusiasts for support.

- Drivers who cannot afford unexpected repairs or the cost of parts.

---

### **Recommendation**

1. **Get a Professional Inspection**: Hire a Mercedes-Benz specialist or classic car mechanic to thoroughly inspect the car, including the engine, transmission, electrical system, and bodywork. Pay special attention to the speedometer s functionality and any signs of wear or damage.

2. **Verify Maintenance History**: Request full service records to ensure the car has been properly maintained. A well-documented 240D will be far more reliable than one with no history.

3. **Test Drive Extensively**: Drive the car in various conditions (city, highway, cold weather if possible) to assess its performance, handling, and any unusual noises or vibrations.

4. **Budget for Restoration**: Set aside a significant budget for repairs, parts, and potential upgrades. Expect to spend **$5,000 $15,000 ** depending on the car s condition and your restoration goals.

5. **Consider a Lower-Mileage Example**: If possible, prioritize a car with under **100,000

Details:

All body parts are sold as is. A free return label will not be provided for remorse reasons. Warranty All parts come with our standard 6-month warranty. Items are shipped after being paid in full.

All purchase prices are final. Ex: pictures, receipts, videos, etc.

part #: 0105427006 prices

• $289.00-$469.99

specifications boosttempgauges:

• for models: 240d
• for makes: Mercedes
• for years: 1980-1985
• mpn: 0105427006
• part type: Speedometer
• genuine oem: Yes
• ipn: 257-58466b
• make: Mercedes-benz

offer boosttempgauges:

• sold: 0
• started: June 10, 2026
• options: Ship-to-home
• best offers: True
• quantity: 1
• availability: In Stock

general boosttempgauges:

• Interior Parts Accessories > Gauges > Individual Gauges
• condition: Used

shipping boosttempgauges:

• type: Fixed
• class: Standard
• service: Standard
• transit: 4-8 Days
• cost: $0.00

seller boosttempgauges:

• city: Seymour, Connecticut
• # reviews: 73270
• rating: 99.7%

payments boosttempgauges:

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

returns boosttempgauges:

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

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