{"product_id":"hd-switch-am107421-starter-improvement-relay-kit-with-led-for-kawasaki-onan-john-deere","title":"HD Switch AM107421 Starter Improvement Relay Kit with LED for Kawasaki, Onan, John Deere","description":"\u003ch2\u003eUpgrade Your Starting Experience\u003c\/h2\u003e\n\u003cp\u003eIf your machine only delivers a click when you turn the key, this HD Switch AM107421 Starter Improvement Relay Kit with LED is designed to help bring more decisive start power to the starter. The built-in LED indicator clearly signals when the relay is engaged, making it easier to diagnose and troubleshoot right at the source rather than guessing at the problem.\u003c\/p\u003e\n\u003cp\u003eEngineered to be a practical and DIY-friendly upgrade, the kit provides a simple path to a steadier start sequence. The LED light not only confirms activation but also acts as a quick visual check during servicing or routine maintenance. The result is a more confident starting experience in everyday use, whether you’re in a workshop, out on the field, or behind the garage door during a chilly morning.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAddresses the common starting symptom of just hearing a click by improving current delivery to the starter\u003c\/li\u003e\n  \u003cli\u003eLED indicator confirms when the relay is active for fast, visual troubleshooting\u003c\/li\u003e\n  \u003cli\u003eWater-tight, sealed relay and connector wiring harness designed for durability in demanding environments\u003c\/li\u003e\n  \u003cli\u003eDIY installation with included mounting hardware and step-by-step instructions\u003c\/li\u003e\n  \u003cli\u003eWide compatibility with Kawasaki riders (except 9hp), Onan and Kohler engines with starter-mounted solenoids\u003c\/li\u003e\n  \u003cli\u003eNot compatible with Briggs \u0026amp; Stratton engines or remote-mounted solenoids\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility and Real-World Use\u003c\/h3\u003e\n\u003cp\u003eThe kit covers a broad range of John Deere equipment and other compatible configurations, including models in the 130–345 series and several F-series, GX, SX, SRX, and STX lines. In practice, it’s suited for machines where the solenoid sits on the starter, providing a practical upgrade path without modifying the existing wiring harness beyond the kit’s connector interface.\u003c\/p\u003e\n\u003cp\u003eFor technicians and riders who value clear diagnostics, the LED is a practical addition. It provides a visible cue during startup, which can speed up the identification of electrical or connection issues, helping you get back to work or play with less downtime.\u003c\/p\u003e\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eInstallation Instructions\u003c\/li\u003e\n  \u003cli\u003eUpgraded water-tight relay connector\u003c\/li\u003e\n  \u003cli\u003eSealed relay\u003c\/li\u003e\n  \u003cli\u003eWiring harness\u003c\/li\u003e\n  \u003cli\u003eMounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What machines and solenoid configurations is the AM107421 Starter Improvement Relay Kit compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with Kawasaki riders (except 9hp), Onan and Kohler engines with solenoids mounted to the starter; not for remote-mounted solenoids.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does the kit include and how does it help starting?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Includes installation instructions, upgraded water-tight relay connector, sealed relay, wiring harness, mounting hardware; provides LED activation indication to aid troubleshooting.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"HD Switch","offers":[{"title":"Default Title","offer_id":42464957038677,"sku":"B0B8W8M3W6","price":30.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/hd-switch-am107421-starter-relay-kit-led-hero.jpg?v=1777993983","url":"https:\/\/plentytorque.co.uk\/products\/hd-switch-am107421-starter-improvement-relay-kit-with-led-for-kawasaki-onan-john-deere","provider":"PlentyTorque","version":"1.0","type":"link"}