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Vivid Racing Gear 
AutoMeter 7157 Digital Stepper Motor Transmission Temperature Gauge
Monitoring your transmission fluid temperature is crucial for extending the life of your automatic transmission. With the AutoMeter 7157 Digital Stepper Motor Transmission Temperature Gauge, you can easily keep an eye on your transmission's performance. This gauge provides real-time, accurate readings so you know exactly when to adjust your driving style, whether you're towing heavy loads or pushing the limits of a modified engine.
The gauge features a compact 2-1/16 inch size and measures temperatures from 100??F to 260??F. It includes a high-tech 1/8" NPT temperature transducer for precise readings and a convenient plug-in wiring harness for straightforward installation. For those looking for an alternative installation method, an optional trans cooler line manifold is available.
Key Features
- Adapters Included: Yes
- Analog Or Digital: Analog
- Bezel Color: Bright Anodized
- Bezel Style: Super Bezel
- Bulb Technology: LED
- Electric Or Mechanical: Electric; Digital Stepper Motor
- Face Color: White
- Fitting Type: 0.375 in. NPT and 0.500 in. NPT
- Font Color: Black
- Gauge Size: 52.4mm
- Gauge Type: Transmission Temperature
- Lens: Flat Clear
- Lighting Color: Blue
- Lighting Type: LED
- Measurement: US
- Mounting Bracket Number: 2230
- Movement Type: Electric Digital Stepper Motor
- Number Color: Black
- Outer Bezel Diameter: 2.250 in.
- Pointer Color: Fluorescent Red
- Sending Unit Included: Yes
- Sending Unit Number: 2252
- Size: 2.3125 in.
- Sweep: Full
- Temperature Range: 100??F - 260??F
- Type: Electrical
- Voltage: 8-18 V
- WARNING CA Proposition 65: Yes
- Wire Harness Number: 5226
Notes:
Universal Fitment: This gauge is designed for universal fitment, making it compatible with a variety of vehicles. It’s recommended to verify compatibility with your specific vehicle model to ensure the best fit.
Customer Insights
Users appreciate the clear and bright display of the AutoMeter 7157, especially during nighttime driving. Many have noted how easy it is to install, with the included wiring harness simplifying the process. The gauge's responsiveness to temperature changes has been highlighted, making it a valuable tool for performance monitoring, especially in high-stress driving conditions.
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
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 FieldWith 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 FacilityAutometer 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 RacingIf 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.
Installation Instructions
Click to view the Installation Instructions here
| Sale price | $204.45 |
| Wholesale price | $187.27 |
| Shipping |
Weight: 0.80 Length: 5 Width: 4 Height: 4 |
| Product Added At | Thursday 29 March, 2018 |
| Product Modified At | Friday 11 July, 2025 |
| Imported By | ETLOverride |
| Last Edited By | Turn_API |
| View In Admin |
| Carb Approved | - |
|---|---|
| Carb Number | - |
| Epa Status | N/A |
| Prop65 | Unknown |
| Carb Required | - |
| Vendor | Inv | Cost | Retail | Jobber | MAP | Core | Updated | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Turn 14 | $158.70 | $226.71 | $226.71 | ? | ? | 2025-07-11 10:06:12 |
