725-1717 Ignition Starter Switch

725-1717 925-1717 Ignition Starter Switch

Key Features

• 7-terminal electrical connection
• 4-position key operation (off, run/on, run/on with lights, start)
• Includes two replacement keys
• Direct replacement for specified original equipment part numbers
• Controls engine ignition and starting functions

Replaces / Cross-Reference Part Numbers

• MTD: 725-1717, 925-1717
• AYP/Husqvarna/Poulan/Craftsman: 140301, 532140301, 574455401
• Murray: 092556, 092556MA
• Briggs & Stratton: 5412H, 5412K
• Aftermarket: 430-674

Compatibility & Fitment

• Designed for a wide range of riding lawn tractors and mowers.
• Compatible with equipment manufactured by:
• Note: Always verify fitment by comparing your original part to the images and cross-reference numbers provided.

When to Replace

• The engine does not crank or start when the key is turned.
• The key is difficult to insert, turn, or remove.
• Power to the mower's electrical system is intermittent.
• The mower shuts off unexpectedly during operation.
• Visible damage, corrosion, or melting on the switch terminals or housing.

Installation Tips

• Disconnect the negative battery terminal before beginning work.
• Label or photograph the wire positions on the old switch before disconnecting.
• Ensure the new switch is securely fastened to the dash panel.
• Connect the wires to the correct terminals on the new switch based on your labels or photo.
• Reconnect the battery and test all key positions before operating the mower.