AutoMeter Electronic Transmission Temperature Gauge

2003–2009 Dodge Ram 2500 / Dodge Ram 3500

8549

Overview:

The AutoMeter Factory Match 52mm Short Sweep Electronic Transmission Temperature Gauge is a precision instrument designed to monitor the transmission fluid temperature in your Dodge Ram 2500 or Ram 3500 from 2003 to 2009. Transmission fluid temperature is a critical factor affecting the longevity and performance of your automatic transmission. This gauge provides real-time, accurate temperature readings, allowing you to make informed driving decisions such as when to downshift or ease off the throttle to protect your transmission.

Whether you are towing heavy loads, driving in demanding conditions, or running a built or boosted engine, this gauge ensures you have the most reliable data to safeguard your transmission. Its factory-matched design integrates seamlessly with your vehicle’s interior, providing clear visibility and OEM-style aesthetics.

Key Features:

Engineered for accuracy and durability, the AutoMeter Transmission Temperature Gauge offers a range of features tailored to meet the needs of both street and race vehicles:

• Compatible with 12 and 16-volt electrical systems, suitable for nearly all street and race cars
• Race-proven air-core electric instrument technology for fast, precise readings
• Factory-matched LED through-the-dial lighting for excellent nighttime visibility and OEM instrument cluster integration
• Includes a single-wire 1/8" NPT temperature sender for easy installation in the transmission, transmission pan, or with an optional cooler line manifold
• Comes with 3/8" and 1/2" NPT adapters to accommodate various installation setups
• Compact 52mm short sweep gauge size fits neatly into most dash panels
• Designed to keep hazardous fluids outside the vehicle for safety and reliability

Construction & Design:

The gauge features a robust air-core electric movement that delivers quick and accurate needle response without mechanical linkages, enhancing reliability and reducing maintenance. Its durable housing and crystal-clear lens are built to withstand the rigors of daily driving and harsh environments. The LED lighting is carefully calibrated to match factory instrument clusters, ensuring a professional and cohesive look inside your cab.

The included temperature sender is crafted for dependable performance and easy integration with your transmission system. The gauge’s compact 52mm diameter allows for versatile mounting options without sacrificing readability.

Installation & Fitment:

Installation is straightforward with the included hardware and detailed instructions. The 1/8" NPT temperature sender can be installed directly into your transmission, transmission pan, or via an optional transmission cooler line manifold for a clean and secure fit. The gauge is designed specifically for Dodge Ram 2500 and Ram 3500 models from 2003 through 2009, ensuring perfect compatibility and fitment without modifications.

Wiring is simplified by the gauge’s compatibility with both 12 and 16-volt systems, making it suitable for a wide range of electrical setups.

What's Included:

• 52mm AutoMeter Factory Match Short Sweep Electronic Transmission Temperature Gauge
• 1/8" NPT temperature sender
• 3/8" and 1/2" NPT adapters
• Mounting hardware
• Detailed installation instructions

Ideal For:

This gauge is ideal for Dodge Ram 2500 and 3500 owners who demand precise transmission temperature monitoring to protect their investment. It is especially beneficial for those who tow heavy trailers, operate in extreme conditions, or have modified their trucks with performance or forced induction upgrades. By providing accurate, real-time temperature data, it helps prevent transmission overheating and extends the life of your drivetrain components.

AutoMeter is a cornerstone brand in performance instrumentation, offering gauges and data acquisition solutions for street, drag, and motorsports applications. From boost and AFR to oil pressure, temperature, and complete logging systems, AutoMeter helps enthusiasts monitor critical engine vitals and make smarter tuning and reliability decisions under hard use.