This ignition key switch is designed as a replacement part for Case-IH tractors, dozers, and backhoes. Compatible with part numbers D134737 and 282775A1, this switch serves as an essential component for starting and operating heavy equipment. The unit features a durable metal construction with a keyed ignition mechanism that provides secure access control to your machinery. The switch includes multiple electrical terminals for proper connection to your equipment's electrical system. This replacement part is designed to restore ignition functionality to compatible Case-IH models. Please note this is a replacement component and compatibility should be verified with your specific equipment model before purchase. The switch comes with keys included for immediate installation and use. Installation requires basic mechanical knowledge and appropriate tools for electrical connections.