---
product_id: 95044279
title: "Trail Tech 742-ET3 TTO Temperature Digital Gauge 14mm CHT Sensor"
brand: "trail tech"
price: "¥17637"
currency: JPY
in_stock: false
reviews_count: 9
url: https://www.desertcart.jp/products/95044279-trail-tech-742-et3-tto-temperature-digital-gauge-14mm-cht
store_origin: JP
region: Japan
---

# Ultra-thin 1.5 inch profile Backlit LCD for all lighting 14mm CHT sensor precision Trail Tech 742-ET3 TTO Temperature Digital Gauge 14mm CHT Sensor

**Brand:** trail tech
**Price:** ¥17637
**Availability:** ❌ Out of Stock

## Summary

> 🌟 Stay Cool, Ride Smart — The Ultimate Temp Gauge for Trail Masters

## Quick Answers

- **What is this?** Trail Tech 742-ET3 TTO Temperature Digital Gauge 14mm CHT Sensor by trail tech
- **How much does it cost?** ¥17637 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/95044279-trail-tech-742-et3-tto-temperature-digital-gauge-14mm-cht)

## Best For

- trail tech enthusiasts

## Why This Product

- Trusted trail tech brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Sleek & Discreet:** Ultra-thin design blends seamlessly on your ride’s surface
- • **Crystal Clear Readings:** Backlit LCD ensures visibility from any angle or lighting condition
- • **Plug & Play Installation:** Surface mount setup fits popular Honda, Yamaha, and Polaris models effortlessly
- • **Built for the Trailblazers:** Durable plastic build with trusted Trail Tech reliability for off-road pros
- • **Precision Temperature Tracking:** 14mm Cylinder Head Temperature sensor delivers accurate real-time data

## Overview

The Trail Tech 742-ET3 TTO Temperature Digital Gauge features a sleek, ultra-thin surface mount design with a backlit LCD display for easy reading in any light. Equipped with a precise 14mm Cylinder Head Temperature sensor, it fits a wide range of Honda, Yamaha, and Polaris models, delivering reliable real-time temperature monitoring for optimized engine performance.

## Description

The surface mounted TTO Digital Temp Gauge allows you to easily monitor temperature with the included 14mm CHT sensor. Trail Tech's TTO Temperature Gauge offers features that include an easy to read backlit LCD display, and an ultra-thin design.

Review: Must have! - Must have temp gauge for moped tuning. Very easy to use and program!
Review: Works for cylinder head temperature - Works great

## Features

- TTO Surface Black Temperature Gauge
- Trail Tech's TTO Temperature Gauge offers features that include an easy to read LCD display, and an ultra-thin design
- The LCD display lets you to easily view all gauge readings regardless of the angle or lighting conditions
- Surface mounted gauge, easy to install
- Fits: 1997-2006 Honda TRX250EX; 1987-2006 Yamaha Blaster; All Years Polaris Trail Blazer (2WD), All Years Polaris Trail Boss

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07D9WQXZW |
| Brand | Trail Tech |
| Customer Reviews | 4.2 4.2 out of 5 stars (53) |
| Date First Available | May 25, 2018 |
| Exterior | Brushed |
| Is Discontinued By Manufacturer | No |
| Item Weight | 4 ounces |
| Item dimensions L x W x H | 7 x 5 x 1.5 inches |
| Item model number | 742-ET3 |
| Manufacturer | Trail Tech |
| Manufacturer Part Number | 742-ET3 |
| Material | Plastic |
| Model | 742-ET3 |
| Product Dimensions | 7 x 5 x 1.5 inches |
| Thread Type | 1/8 Npt |
| UPC | 028752130639 |

## Product Details

- **Brand:** Trail Tech
- **Item Weight:** 4 ounces
- **Item dimensions L x W x H:** 7 x 5 x 1.5 inches
- **Material:** Plastic
- **Thread Type:** 1/8 Npt

## Images

![Trail Tech 742-ET3 TTO Temperature Digital Gauge 14mm CHT Sensor - Image 1](https://m.media-amazon.com/images/I/61duXgJwB1L.jpg)
![Trail Tech 742-ET3 TTO Temperature Digital Gauge 14mm CHT Sensor - Image 2](https://m.media-amazon.com/images/I/71SHihXZVjL.jpg)
![Trail Tech 742-ET3 TTO Temperature Digital Gauge 14mm CHT Sensor - Image 3](https://m.media-amazon.com/images/I/71VkpgOsufL.jpg)
![Trail Tech 742-ET3 TTO Temperature Digital Gauge 14mm CHT Sensor - Image 4](https://m.media-amazon.com/images/I/71W0ZyAJEML.jpg)
![Trail Tech 742-ET3 TTO Temperature Digital Gauge 14mm CHT Sensor - Image 5](https://m.media-amazon.com/images/I/71z-t4hwQqL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Must have!
*by B***H on April 28, 2024*

Must have temp gauge for moped tuning. Very easy to use and program!

### ⭐⭐⭐⭐⭐ Works for cylinder head temperature
*by A***R on October 26, 2023*

Works great

### ⭐ Way too small
*by M***. on August 9, 2025*

This thing is tiny and you can barely see the numbers. The pictures shown on the website are deceiving.

## Frequently Bought Together

- Trail Tech 742-ET3 TTO Temperature Digital Gauge 14mm CHT Sensor
- Temperature Sensor - Cable Extension, 24in
- Trail Tech 742-A00 TTO Tach Hour Digital Gauge Meter Motorcycle Tachometer

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**Shop now:** [https://www.desertcart.jp/products/95044279-trail-tech-742-et3-tto-temperature-digital-gauge-14mm-cht](https://www.desertcart.jp/products/95044279-trail-tech-742-et3-tto-temperature-digital-gauge-14mm-cht)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-15*