NTK AU0109 Automatic Transmission Speed Sensor - Input or Output

Automatic Transmission Speed Sensor Overview

The NTK Automatic Transmission Speed Sensor AU0109 is built for vehicles that rely on accurate transmission speed input and output signals for proper shifting and drivability. It is a direct-fit sensor for a wide range of Chrysler, Dodge, Jeep, and Ram applications, including Ram 1500, Jeep Grand Cherokee, and Dodge Durango models.

NTK AU0109 is part of the NTK Automatic Transmission Speed Sensor line, backed by NTK’s OE-focused sensor expertise and broad aftermarket coverage for import and domestic vehicles.

Key Features

• Blade terminal design with a rectangular female connector
• 2-terminal, 1-connector configuration for straightforward electrical connection
• No wiring harness included
• No mounting hardware included
• Built to meet or exceed OE specifications
• Tested under thermal shock, vibration, and OBD verification conditions

Detailed Product Description

NTK AU0109 is an automatic transmission speed sensor designed for input and output positions across many Chrysler, Dodge, Jeep, and Ram platforms. It supports transmission control by reporting shaft speed data used by the vehicle’s control system to manage shift timing and related drivability functions. This part number is commonly searched for Ram 1500 transmission speed sensor replacement, Jeep Grand Cherokee input speed sensor service, and Dodge Durango output speed sensor applications.

As part of NTK’s technical sensor lineup, AU0109 reflects OE-based engineering and application coverage from a brand with long-standing automotive sensor experience. This part cross-references Standard Ignition SC226 and Dorman OE Solutions 917-647 for the same application.

Common Issues This Sensor May Address

• Harsh, delayed, or inconsistent shifting
• Transmission speed signal faults stored in the control module
• Erratic speedometer or transmission-related drivability concerns
• Loss of input or output speed data to the transmission control system
• Check engine light related to transmission speed sensor performance

Installation Notes and Tips

Verify the sensor position before installation, since this part is used in both input and output locations depending on the vehicle application. Confirm connector shape, terminal count, and mounting style against the original sensor before replacement. For best results, inspect the connector and wiring for corrosion, damaged terminals, or fluid intrusion before installing the new sensor.

Compatible With 1999-2013 Jeep Grand Cherokee, input and output; 2000-2009 Dodge Durango, input and output; 2006-2010 Dodge Ram 1500, input and output; 2011-2017 Ram 1500, input and output.

Quality Assurance

NTK draws on OE supplier experience and subjects its sensors to thermal shock, vibration, and OBD verification testing to support consistent performance. AU0109 is manufactured to meet or exceed OE specifications for the listed applications.