For John Deere 870 970 1070 990 4005 Tractor AM876787 Ignition Switch

Ignition Switch for John Deere

This AM876787 ignition switch for John Deere replaces the worn key switch on a range of utility and compact tractors, restoring reliable keyed starting. It is built for John Deere models that use the standard AM876787 switch pattern, giving you a direct replacement without custom wiring. This ignition switch for John Deere 870, 970, 1070, 990, and 4005 tractors ensures your machine cranks every time.

Overview

This ignition switch for John Deere is a new replacement unit that fits multiple tractor models originally equipped with the AM876787 switch. It manages the electrical flow from battery to starter, letting you turn the key to start and stop the engine. Designed for John Deere utility tractors, this AM876787 ignition switch restores factory-like operation without needing to modify the dash.

Built For Performance

• Replaces OEM part AM876787 for a precise fit
• Provides consistent electrical contact for reliable starting
• Durable housing resists vibration and weather exposure
• Standard terminal layout matches original wiring connections
• Keyed operation adds security against unauthorized use

Fits These Machines

• for John Deere 870
• for John Deere 970
• for John Deere 1070
• for John Deere 990
• for John Deere 4005

On-The-Job Use

• Start and stop the engine during field preparation and loader work
• Replace a stuck or intermittent switch on older tractor models
• Restore reliable ignition when the original key switch fails

Specs At A Glance

Good To Know

Q: Is this switch compatible with the John Deere 990? A: Yes, the AM876787 switch is listed for the 990, but verify your tractor's serial number range to ensure a match.

Q: Does this switch come with keys? A: This listing is for the ignition switch itself; keys may be sold separately depending on the specific configuration.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.