{"product_id":"caltric-starter-for-john-deere-d100-series-tractors-12v-ccw-direct-fit-with-improved-14-tooth-steel-gear","title":"Caltric Starter for John Deere D100-Series Tractors — 12V CCW Direct-Fit with Improved 14-Tooth Steel Gear","description":"\u003cp\u003e\u003cstrong\u003eCaltric's starter is a direct-fit 12V replacement for John Deere 100-series lawn tractors, equipped with an improved 14-tooth steel drive gear for stronger engagement and longer life.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis high-quality aftermarket starter is designed to match the electrical and mechanical specifications of many John Deere D100-series models, including D100, D105, D110, and D120. It delivers CCW rotation and the required 14-tooth drive to ensure correct meshing with factory flywheels. The unit arrives ready to install and includes the improved steel drive gear for enhanced durability compared with softer-material gears.\u003c\/p\u003e\n\n\u003ch3\u003eWill this starter physically fit my John Deere D100-series tractor?\u003c\/h3\u003e\n\n\u003cp\u003eYes — this Caltric assembly is built to fit the most common mounting points and specs used on 100-series John Deere tractors. Still, visual confirmation is recommended before purchase to avoid mismatches.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompatible models: D100 (17.5 HP), D105 (17.5 HP), D110 (19.5 HP), D120 (21 HP).\u003c\/li\u003e\n  \u003cli\u003eElectrical spec: 12 volt system with CCW (counterclockwise) rotation.\u003c\/li\u003e\n  \u003cli\u003eDrive: 14 teeth improved steel gear matching factory tooth count.\u003c\/li\u003e\n  \u003cli\u003eCompare your existing starter to the product photo and part numbers listed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the improved 14-tooth steel gear benefit performance?\u003c\/h3\u003e\n\n\u003cp\u003eThe strengthened 14-tooth steel drive gear resists wear and chipping better than softer aftermarket gears, delivering more reliable engagement with the flywheel and reducing the chance of premature drive failure.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSteel gear increases durability under repeated starts and heavier loads.\u003c\/li\u003e\n  \u003cli\u003eMaintains consistent tooth profile for reliable mesh and smooth cranking.\u003c\/li\u003e\n  \u003cli\u003eReduces replacement frequency compared with weaker gear materials.\u003c\/li\u003e\n  \u003cli\u003eWorks with the original 14-tooth flywheel tooth count used on listed models.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat electrical and rotational specs should I verify before installing?\u003c\/h3\u003e\n\n\u003cp\u003eConfirming voltage and rotation is essential to avoid damage or poor performance. This Caltric starter is for 12V systems and rotates counterclockwise as viewed from the drive end.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVoltage: 12 volt — matches typical garden tractor electrical systems.\u003c\/li\u003e\n  \u003cli\u003eRotation: CCW (counterclockwise) when viewed from the starter drive end.\u003c\/li\u003e\n  \u003cli\u003eDrive teeth: 14 — must match your tractor flywheel tooth count.\u003c\/li\u003e\n  \u003cli\u003ePart numbers for cross-reference: 593934, 693551, BS-593934, LG693551, SE501848, MIA13018.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation, and what should I prepare?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation is straightforward for most mechanically inclined owners and routine for small engine shops. Basic hand tools and standard safety precautions are usually all that’s required.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eRecommended tools: socket set, wrenches, and a jack or stands if access is limited.\u003c\/li\u003e\n  \u003cli\u003eSafety: disconnect the battery before removing the old starter.\u003c\/li\u003e\n  \u003cli\u003eMounting: align bolt holes and torque to manufacturer specs for a secure fit.\u003c\/li\u003e\n  \u003cli\u003eElectrical: ensure clean battery and solenoid connections to prevent voltage drop.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Owners and small repair shops replacing a worn or failed starter on John Deere 100-series lawn tractors who want a rugged aftermarket unit. It's suited for operators who need a reliable, direct-fit replacement with improved steel gearing for longer service life. Before ordering, match your tractor model, rotation, voltage, and the 14-tooth drive requirement to the provided photos and part-number cross-references to ensure proper fitment.\u003c\/p\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: Is this starter compatible with a John Deere D105?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This Caltric starter fits John Deere D105 (17.5 HP) when your tractor uses a 12V system, CCW rotation, and a 14-tooth drive.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the unit include a steel drive gear?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The starter ships with an improved 14-tooth steel gear designed for greater wear resistance and longer service life.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Caltric","offers":[{"title":"Default Title","offer_id":55169092682071,"sku":"B0854P48WP","price":80.56,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/caltric-starter-front-view.jpg?v=1790418433","url":"https:\/\/britishgarage.co.uk\/products\/caltric-starter-for-john-deere-d100-series-tractors-12v-ccw-direct-fit-with-improved-14-tooth-steel-gear","provider":"British Garage","version":"1.0","type":"link"}