{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"f88d0ecfa507","name":"REAR SPROCKET STEEL LIGHT SIL, MX-89548-2 SILVER, SR441-48 JTR89548","sku":"SR441-48.S.FIR","brand":"Factory Image Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":40,"price":{"amount":24.6,"formatted":"£24.60"},"summary":"REAR SPROCKET STEEL LIGHT SIL, MX-89548-2 SILVER, SR441-48 JTR89548. This is a FIR Ultra-Light steel rear sprocket with 48 teeth. Manufactured from premium quality high carbon steel, it offers superior durability and lasts 3-4 times longer than aluminum sprockets. Made with C45 steel high carbon steel, each sprocket is heat-treated, hand-finished, and sandblasted for a satin-silk finish. Meets or exceeds the highest quality standards set by the motorcycle industry. Part No. SR441-48.S.FIR. Cross reference MX-89548-2, 47010051048.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"278270"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock77516_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock77516_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock77516_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock77516_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock77516_4.jpg"],"description":"REAR SPROCKET STEEL LIGHT SIL, MX-89548-2 SILVER, SR441-48 JTR89548. This is a FIR Ultra-Light steel rear sprocket with 48 teeth. Manufactured from premium quality high carbon steel, it offers superior durability and lasts 3-4 times longer than aluminum sprockets. Made with C45 steel high carbon steel, each sprocket is heat-treated, hand-finished, and sandblasted for a satin-silk finish. Meets or exceeds the highest quality standards set by the motorcycle industry. Part No. SR441-48.S.FIR. Cross reference MX-89548-2, 47010051048.","descriptionMarkdown":"### Factory Image Racing REAR SPROCKET STEEL LIGHT SIL, MX-89548-2 SILVER, SR441-48 JTR89548\n\n**Premium Quality Rear Sprocket for Demanding Rides**\n\nExperience superior durability and performance with the Factory Image Racing Ultra-Light Steel Rear Sprocket. Engineered from premium high carbon steel, this sprocket is designed to withstand the most extreme riding conditions, offering a lifespan 3-4 times longer than traditional aluminum sprockets.\n\n**Key Features:**\n\n \n- Ultra-Lightweight Design: Achieve maximum strength with minimum weight, crafted from C45 high carbon steel.\n \n- Exceptional Durability: Heat-treated and hand-finished for unparalleled toughness and longevity.\n \n- Satin-Silk Finish: Sandblasted to reduce surface tension, providing a smooth, attractive satin-silk finish.\n \n- Industry Standards: Meets or exceeds the highest quality compound modification standards set by the motorcycle industry.\n \n- High-Quality Replacement: A reliable, high-quality replacement part backed by a satisfaction guarantee.\n \n- Silver Color: Stylish silver finish.\n \n- 48 Teeth: Optimized gearing for enhanced performance.\n \n- 428 Chain Size: Designed for compatibility with 428 chain size.\n\nThis rear sprocket is a high-quality replacement part from Factory Image Racing, ensuring your motorcycle performs at its best.","weightGrams":null,"fitments":[{"make":"GASGAS","model":"MC 85","cc":null,"notes":null,"years":"2021–2025"},{"make":"HUSQVARNA","model":"TC 85","cc":null,"notes":null,"years":"2014–2025"},{"make":"KTM","model":"105 SX","cc":null,"notes":null,"years":"2004–2011"},{"make":"KTM","model":"85 SX 17/14","cc":null,"notes":null,"years":"2003–2025"},{"make":"KTM","model":"85 SX 19/16","cc":null,"notes":null,"years":"2003–2025"},{"make":"KTM","model":"85 SX BW","cc":null,"notes":null,"years":"2004–2020"},{"make":"KTM","model":"85 SX SW","cc":null,"notes":null,"years":"2004–2020"}],"collections":[{"name":"Chain & Sprockets","url":"https://www.2brosparts.com/api/agent/collection/GB/chain-sprockets"},{"name":"Sprockets & Components (Rear)","url":"https://www.2brosparts.com/api/agent/collection/GB/sprockets-components-rear"}],"links":{"page":"https://www.2brosparts.com/products/rear-sprocket-steel-light-sil-mx-89548-2-silver-sr441-48-jtr89548","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/f88d0ecfa507:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/f88d0ecfa507:1"}},"market":{"country":"GB","countryName":"United Kingdom","locale":"en-gb","currency":"GBP","exchangeRateFromGbp":1,"pricesIncludeUkVat":true,"checkoutTax":null,"delivery":[{"name":"Standard","description":"Orders £15.00–£59.99 · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":4.99,"formatted":"£4.99"},"free":false,"minimumOrder":{"amount":0,"formatted":"£0.00","gbp":0},"weightGrams":null},{"name":"Standard","description":"Orders £60.00 and up · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":0,"formatted":"£0.00"},"free":true,"minimumOrder":{"amount":60,"formatted":"£60.00","gbp":60},"weightGrams":null}],"storeUrl":"https://www.2brosparts.com"},"navigate":{"start":"https://www.2brosparts.com/api/agent","search":"https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus}"},"howToBuy":{"summary":"Build a basket for the shopper and give them one checkout link. Every URL is a plain path (no query string) and a GET. Nothing is stored between calls.","checkoutLinkFormat":"https://www.2brosparts.com/api/agent/checkout/GB/{basketKey}:{quantity},{basketKey}:{quantity}","steps":["1. Find products: follow links in these responses, or fetch https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus} (e.g. https://www.2brosparts.com/api/agent/search/GB/brake+pads). Every product has a basketKey.","2. Optional check: https://www.2brosparts.com/api/agent/basket/GB/{basketKey}:{quantity},{basketKey}:{quantity} returns stock, totals per delivery option and the checkout link.","3. Give the shopper the checkout link. Opening it fills their basket with exactly these items (replacing what was there) and opens checkout for United Kingdom. They pay on 2brosparts.com through Stripe."],"noFetchNeeded":"You can write the checkout link yourself from basketKeys and quantities; nothing has to be fetched first. Each product also has links.buyOneNow, a ready link for one unit.","stateless":"Nothing is saved on our side. The items part of the URL is the whole basket: to change it, write the link again with the new list.","itemsFormat":"basketKey:quantity pairs joined by commas, e.g. 04f24aad4d68:2,7c1e9a0b3f2d:1. Quantity defaults to 1. Up to 50 products, 100 each.","country":"GB is the shopper's delivery country. Swap it for theirs (US, DE, FR…) in any URL; currency, tax and delivery follow it.","tips":["Put everything the shopper wants in one link.","Optionally add your name as a last path segment on checkout links (…/checkout/GB/<items>/claude) so the sale is credited to you.","The checkout link is for the shopper's browser. Do not open it yourself.","Signed-in trade account holders see their trade prices at checkout."]}}