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AutoMeter GAUGE; TRANS TEMP; 2 5/8in.; 140-280deg.F; LIQUID FILLED MECH; 8FT.; PRO-COMP - 5451

AutoMeter 5451 Mechanical Transmission Temperature Gauge

Understanding your transmission fluid temperature is crucial for maintaining the longevity of your automatic transmission. The AutoMeter 5451 Mechanical Transmission Temperature Gauge provides real-time, precise readings, allowing you to make informed decisions while driving—whether you're towing heavy loads or optimizing performance in a boosted engine. This gauge is engineered to deliver the most accurate measurement of your transmission fluid temperature, ensuring you know exactly when to adjust your driving style.

Key Specifications

  • Gauge Size: 2-5/8 inches (66.7mm)
  • Temperature Range: 140-280°F
  • Capillary Length: 10.5 ft.
  • Fitting Type: 1/2 inch NPT
  • Movement Type: Mechanical
  • Voltage: 8-18 V
  • Outer Bezel Diameter: 2.875 inches
  • Lens: Flat Clear
  • Lighting Type: Incandescent
  • Pointer Color: Fluorescent Red
  • Face Color: Black with White Font
  • WARNING CA Proposition 65: Yes

Features

  • Adapters Included: Yes
  • Analog Display: Yes
  • Bezel Color: Brushed Aluminum
  • Bulb Technology: Incandescent
  • Light Covers Number: 3244/3215
  • Mounting Bracket Number: 3245
  • Sweep: Full

Installation Options

The gauge comes with an 8-foot capillary tube and a 1/2" NPT mounting nut, making it easy to install in your transmission pan. For those looking for an alternative installation method, an optional transmission cooler line manifold is available.

Universal Fitment

This gauge is designed for universal fitment, making it compatible with a wide range of vehicles. However, it's recommended to verify compatibility with your specific vehicle to ensure optimal performance.

Customer Feedback

Users appreciate the clarity and responsiveness of the AutoMeter 5451 gauge. Many have noted that it provides peace of mind during towing and performance driving, allowing them to monitor transmission temperatures effectively. The mechanical design is praised for its reliability, ensuring that drivers can trust the readings even under demanding conditions.

Important Note

WARNING: This product can expose you to chemicals known to the State of California to cause cancer. For more information, please visit www.p65warnings.ca.gov.

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Autometer Banner

Who is AutoMeter?

AutoMeter is an aftermarket company that started in 1957. The company specializes in creating high precision gauges for various automobiles. The company was founded by Vern Westberg and initially poured sand castings in their family’s backyard. Today, Autometer is considered the leading brand when it comes to vehicle instrumentations and is being used by a lot of enthusiasts worldwide.

Experts in their Field

With more than 60 years in the industry, the company was able to perfect its craft and developed many industry-changing products such as rev control and quick responding tachometers. They also offer an LCD Competiton data acquisition system for those who are more serious when it comes to data monitoring.

State-of-the-art Facility

Autometer has one of the industry’s most advanced manufacturing facilities based in Sycamore, IL USA. This, coupled with an advanced engineering system allows them to create parts that are durable, accurate, and precise. The company is ISO certified so you can be sure that you get quality products consistently.

Autometer has its own High-Performance division that focuses on competition spec and racing electronics and instrumentations. Using their experience, they are able to develop and continuously improve their products and adapt them to the ever-changing automotive technology.

Purchase Autometer at Vivid Racing

If you want to accurately monitor your engine’s vitals, then upgrade your gauges to Autometer. They have been the trusted brand of many enthusiasts and racers worldwide and have proven themselves as the leading brand in the industry. To know more, visit Vivid Racing and check out their list of products that would fit your specific requirement.

Auto Meter warrants to the consumer that this product will be free from defects in materials and workmanship for a period of twelve (12) months from the date of the original purchase. Products that fail within this 12 month warranty period will be repaired or replaced at the manufacturer's option to the consumer, when determined by the manufacturer that the product failed because of defects in material or workmanship. This warranty is limited to the repair or replacement of parts in the instrument and the necessary labor done by the manufacturer to affect the repair or replacement of the instrument. In no event shall this warranty exceed the original purchase price of the instrument, nor shall the manufacturer be responsible for special, incidental or consequential damages or costs incurred due to failure of this product. Warranty claims to the manufacturer must be transportation prepaid and accompanied with dated proof of purchase. This warranty applies only to the original purchaser of product and is non-transferable. All implied warranties shall be limited in duration to the said 12 month warranty period. Breaking the meter seal, improper use or installation, accident, water damage, abuse, unauthorized repairs or alterations voids this warranty. The manufacturer disclaims any liability for consequential damages due to breach of any written or implied warranty on all products made by the manufacturer.

Installation Instructions

Click to view the Installation Instructions here

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Things
Sale price $181.45
Wholesale price $168.17
Shipping Weight: 1.65
Length: 7
Width: 7
Height: 6
Product Added At Thursday 29 March, 2018
Product Modified At Friday 11 July, 2025
Imported By ETLOverride
Last Edited By Turn_API
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Emissions Info
Carb Approved -
Carb Number -
Epa Status N/A
Prop65 Unknown
Carb Required -
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Manufacturer Direct Shipping
This item is available for direct shipping from the manufacturer. Please verify stock availability with the manufacturer. Once confirmed, you can place an order through [Meyer Distributing], who will arrange for dropshipping from the manufacturer directly to our customer.

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