{"product_id":"a-3l420k-ai-made-with-aramid-blue-v-belt-3-8-x-42","title":"A-3L420K-AI Made With Aramid Blue V-Belt (3\/8\" X 42\" )","description":"\u003ch3\u003eOne New Aftermarket Replacement Made With Aramid Blue V-Belt - 3L Section (3\/8\" x 42\")\u003c\/h3\u003e\u003cp\u003eThis 3L-section wrapped aramid V-belt is a heavy-duty drive belt built with aramid (Kevlar-type) cord construction for superior strength and durability. Unlike standard polyester-corded V-belts, aramid cord resists stretching under high stress and shock loads, maintains flexibility, and improves heat dissipation - making it an ideal replacement for lawn mowers, snow blowers, and other demanding outdoor power equipment applications. The distinctive blue color identifies this belt as an aramid-cord construction.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePart Number: A-3L420K-AI\u003c\/li\u003e\n\u003cli\u003eBelt Section: 3L (Fractional Horsepower \/ FHP)\u003c\/li\u003e\n\u003cli\u003eType: 3L-Section Wrapped Aramid Cord Belt\u003c\/li\u003e\n\u003cli\u003eTop Width: 3\/8\"\u003c\/li\u003e\n\u003cli\u003eOutside Circumference (OC) Length: 42\"\u003c\/li\u003e\n\u003cli\u003eDepth: 7\/32\"\u003c\/li\u003e\n\u003cli\u003eMaterial: Made With Aramid Cord\u003c\/li\u003e\n\u003cli\u003eColor: Blue\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatible Applications\u003c\/h4\u003e\u003cp\u003eThis is a universal 3L-section FHP V-belt sized 3\/8\" x 42\". It is a direct dimensional replacement for any drive or deck belt system requiring a 3L420 or 3L420K specification belt, including lawn tractors, riding mowers, walk-behind mowers, snow blowers, and other lawn and garden or light industrial equipment. Match by section (3L), top width (3\/8\"), and outside length (42\") to confirm fit.\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e3L420K, 3LK420, A-3L420K-AI\u003c\/p\u003e\u003cp\u003eNew aftermarket replacement part - not remanufactured, not used.\u003c\/p\u003e","brand":"Reliable Aftermarket Parts, Inc® -OD","offers":[{"title":"Default Title","offer_id":39999708692563,"sku":"A-3L420K-AI","price":35.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/A-3L420K-AI_01.jpg?v=1757880439","url":"https:\/\/www.reliableaftermarketparts.co.uk\/products\/a-3l420k-ai-made-with-aramid-blue-v-belt-3-8-x-42","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}