{"product_id":"pgn-bearings-420-motorcycle-chain-10-ft-240-links-for-100-125cc-bikes-carbon-steel-single-strand-with-2-connecting-links","title":"PGN Bearings 420 Motorcycle Chain 10 ft (240 Links) for 100–125cc Bikes - Carbon Steel Single‑Strand with 2 Connecting Links","description":"\u003cp\u003e\u003cstrong\u003ePGN 420 motorcycle chain is a 10‑foot, 240‑link ANSI #420 single‑strand roller chain built in carbon steel, supplied with two free connecting links for direct fit on 100cc–125cc dirt bikes, ATVs, go‑karts, and mini scooters.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis heavy‑duty replacement chain is engineered for small‑engine drivetrains where a 420 pitch is specified. Its single‑strand roller design and carbon steel construction prioritize dependable power transfer and wear resistance for recreational and light industrial vehicles. Supplied at 10 feet (240 links), the length gives you enough material to size and install the chain yourself or keep spare links for maintenance.\u003c\/p\u003e\n\n\u003ch3\u003eWhat vehicles and engines will this 420 chain work with?\u003c\/h3\u003e\n\u003cp\u003eThis chain fits sprockets and drivetrains that require an ANSI #420 pitch and single‑strand roller configuration, commonly found on 100cc, 110cc, and 125cc dirt bikes, pit bikes, ATVs, go‑karts, and mini bikes. Verify your sprocket pitch and width before ordering to ensure compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 420 pitch sprockets used on small off‑road bikes and quads\u003c\/li\u003e\n  \u003cli\u003eSuitable for chain drives on 100–125cc recreational engines\u003c\/li\u003e\n  \u003cli\u003eCan be shortened or extended by adding\/removing links for custom fit\u003c\/li\u003e\n  \u003cli\u003eIncludes two connecting links to simplify installation or field repairs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable is the chain and what materials are used?\u003c\/h3\u003e\n\u003cp\u003eConstructed from carbon steel, this PGN chain balances toughness and cost‑effectiveness for everyday riding and maintenance use. The single‑strand roller layout reduces friction and distributes load across the rollers for consistent power transmission.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCarbon steel plates and rollers for strength and fatigue resistance\u003c\/li\u003e\n  \u003cli\u003eHeat‑treated pins and plates for improved wear life under load\u003c\/li\u003e\n  \u003cli\u003eSingle‑strand design suited to small‑engine torque ranges\u003c\/li\u003e\n  \u003cli\u003eManufactured to ANSI #420 dimensional standards for interchangeability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I measure, cut, and install the 10‑foot chain?\u003c\/h3\u003e\n\u003cp\u003eMeasure the required length by wrapping the chain around the sprockets and adding a couple of links for tension adjustment. Use a proper chain breaker or pin punch to remove excess links, then secure the ends with the supplied connecting links. Always set chain slack to the vehicle manufacturer’s specification and recheck after a short ride.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWrap chain around sprockets to determine trim length and alignment\u003c\/li\u003e\n  \u003cli\u003eUse a chain breaker tool to remove unwanted links cleanly\u003c\/li\u003e\n  \u003cli\u003eInstall supplied connecting links and secure with a clip or rivet per instructions\u003c\/li\u003e\n  \u003cli\u003eAdjust tension, lubricate chain, and re‑inspect after initial use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat maintenance keeps this chain running longer?\u003c\/h3\u003e\n\u003cp\u003eRegular cleaning, lubrication, and correct tensioning are the most effective ways to extend chain life. Inspect sprockets for wear and replace them in pairs with the chain to prevent accelerated deterioration.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eClean grit and debris with a suitable brush and solvent periodically\u003c\/li\u003e\n  \u003cli\u003eApply chain lubricant evenly to rollers and pins after cleaning\u003c\/li\u003e\n  \u003cli\u003eMaintain manufacturer‑recommended slack to avoid premature wear\u003c\/li\u003e\n  \u003cli\u003eReplace sprockets when teeth show hooking or excessive wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Riders, mechanics, and maintenance teams who need a dependable, affordable 420‑pitch chain for small motorcycles, pit bikes, ATVs, go‑karts, or mini scooters. It’s an ideal choice for owners who prefer to perform their own repairs or keep spare chain stock for field service and maintenance of 100cc–125cc drivetrains.\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 chain ready to install out of the box?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it arrives as a full 10 ft length with two connecting links; trimming and a chain breaker tool may be needed for final fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this 420 chain fit my 125cc dirt bike sprockets?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If your sprockets are ANSI #420 pitch and single‑strand width, this chain is compatible; confirm sprocket pitch before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"PGN Bearings","offers":[{"title":"Default Title","offer_id":48085756280990,"sku":"B0CX9865L9","price":44.55,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/pgn-420-chain-front-packaging.jpg?v=1785877234","url":"https:\/\/northtrailauto.ca\/products\/pgn-bearings-420-motorcycle-chain-10-ft-240-links-for-100-125cc-bikes-carbon-steel-single-strand-with-2-connecting-links","provider":"North Trail Auto","version":"1.0","type":"link"}