WESTERN STAR 57701-3436 Speedometer Gauge Mph M150GZ

( Brand: Western Star ), ( Manufacturer Part Number: 57701-3436 ), ( Type: Speedometer ), ( Style: Vintage ), ( Display Type: Analog ), ( Unit Of Measure: Km/h, Mph ), ( Features: Oem Part ), ( Color: Black Face, White/red Lettering, Black Trim Ring, White Needle ), ( Needle Color: White ), ( Material: Metal, Plastic, Glass ), ( Item Diameter: 3-3/4 In ), ( Items Included: Mounting Hardware, Light Bulb Socket ), ( Vintage Part: Yes ), ( Performance Part: No ), ( Maximum Speedometer Value: 85 Mph ), ( Range: 5 85 Mph )

Review WESTERN STAR Freightliner Speedometer Gauge Mph #m150gz fits 1985

The **Western Star 57701-3436 Freightliner Speedometer Gauge (85 mph, M150GZ)** is a high-performance, precision-engineered instrument designed to deliver unmatched accuracy and reliability for commercial trucking applications. This robust analog gauge is built to withstand the demanding conditions of heavy-duty fleets, offering a durable yet sleek design that seamlessly integrates into the dashboard of Freightliner and Western Star trucks. Crafted with a **150-gauge (M150GZ) movement**, this speedometer ensures exceptional clarity and responsiveness, providing drivers with real-time, legible speed readings up to **85 mph**, making it ideal for both highway hauling and regional operations. The gauge features a **bright, high-contrast dial** with bold, easy-to-read numerals and markers, reducing driver fatigue and improving situational awareness. Its **metal housing** is constructed from corrosion-resistant materials, ensuring longevity even in harsh environments, while the **precision-engineered needle** delivers smooth, jitter-free operation, minimizing wear over time. Whether installed in a Freightliner Cascadia, Columbia, or other compatible models, this gauge is a testament to Freightliner s commitment to performance and durability, offering truckers the confidence of accurate speed monitoring for safer, more efficient operations.

### **Pros and Cons of buying a Western Star 57701-3436 Freightliner Speedometer Gauge (85 mph, M150GZ)**

1. **Compatibility with Freightliner Trucks** This speedometer gauge is specifically designed for Freightliner models, ensuring proper fitment and functionality without modification. It is part of the M150GZ series, which is known for its reliability in heavy-duty applications.

2. **High-Quality Construction** Western Star and Freightliner components are built to withstand harsh conditions, including extreme temperatures, vibrations, and long-term use. The gauge is likely made with durable materials to prevent wear and tear over time.

3. **Accurate Speed and RPM Readings** The gauge provides precise speedometer and tachometer readings, which are critical for safe and efficient truck operation. The 85 mph speedometer is suitable for most commercial applications, though some long-haul drivers may prefer a higher range.

4. **Easy Installation** As an OEM (Original Equipment Manufacturer) or direct replacement part, this gauge should integrate seamlessly with the truck s existing wiring and mounting system, reducing the need for custom modifications.

5. **Reliability and Longevity** Freightliner and Western Star components are known for their durability, meaning this gauge is less likely to fail prematurely compared to aftermarket alternatives that may lack the same level of testing and quality control.

6. **Resale Value** Keeping OEM or high-quality aftermarket parts can help maintain the truck s resale value, as buyers often prefer vehicles with original or well-maintained components.

7. **Warranty Coverage** If purchased new or from an authorized dealer, this gauge may come with a warranty, providing peace of mind against defects in materials or workmanship.

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1. **Limited Speed Range (85 mph)** While 85 mph is sufficient for most commercial driving, it may be too low for high-speed applications or racing modifications. If the truck is used for extreme speeds or performance tuning, this gauge may not be ideal.

2. **Potential Compatibility Issues with Modified Trucks** If the truck has been heavily modified (e.g., engine swaps, custom wiring, or aftermarket dash systems), this OEM gauge may not integrate perfectly without additional work.

3. **Cost Compared to Aftermarket Alternatives** OEM or high-quality replacement gauges can be more expensive than generic aftermarket options. While the price reflects quality, budget-conscious buyers might explore cheaper alternatives, though with potential trade-offs in durability or accuracy.

4. **Availability and Lead Times** Like many OEM parts, this gauge may not always be in stock, leading to potential delays in ordering or higher costs due to expedited shipping.

5. **Aging Design** Depending on the truck s age, the gauge may follow an older design standard, which could lack modern features like digital displays, Bluetooth connectivity, or compatibility with advanced diagnostics systems.

6. **Potential for Counterfeit Parts** Purchasing from unauthorized sellers increases the risk of receiving a counterfeit or low-quality replica, which could malfunction or fail prematurely. Always buy from reputable dealers or directly from Freightliner/Western Star.

7. **Maintenance Requirements** While durable, gauges can still suffer from issues like glass cracks, wiring failures, or calibration drift over time. Regular inspection and maintenance are necessary to ensure accuracy.

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The **Western Star 57701-3436 Freightliner Speedometer Gauge (85 mph, M150GZ)** is a solid choice for most commercial truck owners who prioritize reliability, accuracy, and compatibility with Freightliner vehicles. Its OEM-quality construction ensures longevity and ease of installation, making it a practical investment for daily operations. However, its limited speed range and higher cost compared to aftermarket options may deter buyers with specific performance needs or tight budgets.

For drivers who need a **high-quality, long-lasting gauge** without modification concerns, this is an excellent selection. Those seeking **customization, higher speed ranges, or cost savings** might explore aftermarket alternatives, but they should weigh the potential trade-offs in durability and accuracy.

- You need a reliable, OEM-compatible speedometer for a Freightliner truck.

- Your primary use involves standard commercial driving (no extreme speeds).

- You prefer the peace of mind of a well-tested, high-quality part.

- You can source it from an authorized dealer to avoid counterfeit risks.

- You require a higher speed range (e.g., 100 mph) for performance or long-distance driving.

- You are working with a tight budget and can find a reputable aftermarket gauge with similar reliability.

- Your truck has extensive modifications that may conflict with OEM components.

Ultimately, this gauge is a **strong, no-frills option** for most truckers who value durability and compatibility over advanced features. Always verify compatibility with your specific truck model and purchase from trusted sources to ensure quality.

Details:

The listing is for the gauge only; complete instrument cluster shown reference only. The part number is 57701-3436 and/or 577013436. The last picture shows the location of gauge in instrument cluster circled red. The mounting bracket and screws are included.

Please see photos. Range: 5 - 85 mph primary, 130 km/h secondary, Color: Black face, white/red lettering, black/silver trim ring, white needle, Trim Ring Diameter: 3-3/4 95mm, Mounting Hole: 3.42 87mm.

part #: 577013436 price

• $24.95

specifications boosttempgauges:

• for makes: Freightliner
• for years: 1985
• brand: Western Star
• mpn: 57701-3436
• type: Speedometer
• style: Vintage
• display type: Analog
• unit of measure: Km/h, Mph
• features: Oem Part
• color: Black Face, White/red Lettering, Black Trim Ring, White Needle
• needle color: White
• material: Metal, Plastic, Glass
• item diameter: 3-3/4 In
• items included: Mounting Hardware, Light Bulb Socket
• vintage part: Yes
• performance part: No
• maximum speedometer value: 85 Mph
• range: 5 85 Mph

payments boosttempgauges:

• wallet: Paypal
• other
• credit card: Diners-club

offer boosttempgauges:

• availability: In Stock
• sold: 0
• Started: February 22, 2026
• quantity: 1
• options: Ship-to-home

returns boosttempgauges:

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

general boosttempgauges:

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

seller boosttempgauges:

• # reviews: 17592
• rating: 99.8%
• city: Laingsburg, Michigan

shipping boosttempgauges:

• cost: $0.00
• transit: 3-6 Days
• type: Fixed
• class: Standard, Expedited
• service: Standard, USPS Priority Mail
• carrier: USPS

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