{"product_id":"4137-640-0100-4126-713-3100-4126-642-7600-4119-890-3400-gear-box-for-stihl","title":"4137 640 0100 4126 713 3100 4126 642 7600 4119 890 3400 Gear Box For Stihl","description":"\u003cstrong\u003eThis Gear Box is a replacement gearbox for STIHL equipment and matches OEM Part# 4137 640 0100, 4126 713 3100, 4126 642 7600, 4119 890 3400.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis gear box is a precision-engineered component designed to transfer power from the engine to the cutting head in STIHL outdoor power equipment. It is built to restore original performance in trimmers, brushcutters, and other STIHL tools that use these specific part numbers.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable metal alloys for long service life under heavy loads\u003c\/li\u003e\n\u003cli\u003ePrecision-machined gears ensure smooth power transmission and reduced vibration\u003c\/li\u003e\n\u003cli\u003eSealed bearings protect against debris and moisture ingress\u003c\/li\u003e\n\u003cli\u003eDirect replacement for OEM parts 4137 640 0100, 4126 713 3100, 4126 642 7600, and 4119 890 3400\u003c\/li\u003e\n\u003cli\u003eFactory-tested for fit and function\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 4137 640 0100, 4126 713 3100, 4126 642 7600, 4119 890 3400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Metal housing with hardened steel gears\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e STIHL power equipment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this gear box a direct OEM replacement?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, it is designed to match the dimensions and specifications of the original STIHL part, making installation straightforward.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What type of lubricant should I use in this gear box?\u003cstrong\u003e A:\u003c\/strong\u003e Use STIHL gear grease or a high-quality lithium-based grease for optimal performance and longevity.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53721936920849,"sku":"ZZ3C00651","price":52.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/s-l1600_57458a6f-19b8-487a-ace2-13f929b2eb01.jpg?v=1782824288","url":"https:\/\/www.duraforce.com\/products\/4137-640-0100-4126-713-3100-4126-642-7600-4119-890-3400-gear-box-for-stihl","provider":"DURAFORCE","version":"1.0","type":"link"}