Husqvarna Ignition Switch OEM 574455401 — Direct Replacement, Made in USA

The Husqvarna Part 574455401 is an OEM ignition switch made in the United States, designed to replace the original switch on compatible Husqvarna equipment quickly and reliably.

This genuine Husqvarna ignition switch (OEM 574455401) is an authorized factory replacement built to the brand's specifications. It fits a range of models and restores the original starting and electrical control functions without the guesswork of generic components. Because it’s an OEM part made in the U.S., it matches the fit, form and connector layout you expect when servicing Husqvarna mowers, tractors and other outdoor power equipment.

Which Husqvarna models use part 574455401?

This ignition switch is specified for several Husqvarna machines — particularly older and mid-range lawn tractors and riding mowers. Always confirm compatibility with your model and serial number before purchasing to ensure the electrical plug and mounting hole pattern match.

• OEM part number: 574455401 for direct replacement
• Commonly used on Husqvarna riding mowers and garden tractors
• Compatible with models that share the same ignition harness and bracket layout
• Check your owner’s manual or part diagram to confirm fit

How do I install the Husqvarna ignition switch?

Installation is straightforward for anyone comfortable with basic mower maintenance: disconnect the battery, remove the dash or panel access screws, unplug the harness, swap the switch, then reconnect and test. No specialized tools are required, but take care to secure wiring and fasteners to prevent vibration damage.

• Disconnect battery to prevent shorts
• Remove dash or access panel to reach the switch
• Unplug the electrical connector and unfasten mounting hardware
• Install new switch, reconnect harness, and test operation

What are the benefits of choosing the OEM Husqvarna switch over a generic option?

OEM parts are designed to meet the manufacturer’s tolerances and electrical specifications, reducing the risk of fitment issues or premature failure. With the Husqvarna 574455401 you gain matched connector pins, correct mounting dimensions, and the peace of mind that it was produced or authorized by Husqvarna.

• Exact connector and pin configuration for plug-and-play replacement
• Factory-authorized quality and consistency
• Made in the United States per part listing
• Minimized electrical troubleshooting or rewiring

How can I verify this part is right for my repair project?

Cross-check the OEM number 574455401 on your existing switch or parts diagram, and compare mounting style and plug type. If uncertain, capture a photo of the old switch and wiring, or consult your dealer with model and serial numbers for confirmation.

• Match the OEM number 574455401 on the old part or diagram
• Compare the switch’s mounting holes and connector shape
• Provide model and serial number to a Husqvarna dealer for verification
• Use a photo of the current switch to confirm visual fit

Who is this for: This OEM Husqvarna ignition switch is intended for owners, DIY mechanics, and professional technicians who maintain Husqvarna riding mowers, lawn tractors, or similar equipment and want a factory-correct replacement. It’s ideal when you need a reliable, plug-compatible switch that restores original electrical function and avoids custom wiring or adapter work.