{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"ebc51c4ad936","name":"REAR SPROCKET RENTHAL YAM, ULTRALITE 437U-520-40GBSI SILVER","sku":"SR437-40.REN","brand":"Renthal","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":41.87,"formatted":"£41.87"},"summary":"RENTHAL 437U-520-40GBSI Ultralite Rear Sprocket Silver. Hard anodised rear chainwheels are CNC machined from 7075 T6 material. Hard anodising provides increased longevity, hardness, and wear resistance.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"278240"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR437-40_2EREN/290f1c32afdfbe5c.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR437-40_2EREN/290f1c32afdfbe5c.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR437-40_2EREN/100797e0892ca973.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR437-40_2EREN/cd23bb54a9643eca.jpg"],"description":"RENTHAL 437U-520-40GBSI Ultralite Rear Sprocket Silver. Hard anodised rear chainwheels are CNC machined from 7075 T6 material. Hard anodising provides increased longevity, hardness, and wear resistance.","descriptionMarkdown":"### Renthal Ultralite 520 Rear Sprocket - Silver\n\nThis Renthal Ultralite rear sprocket is engineered for superior performance and durability in road and road racing applications. Crafted from high-strength 7075 T6 aluminum, it provides a lightweight yet robust solution for your motorcycle's drivetrain.\n\nThe sprocket features a hard anodizing process, which creates an integral surface coating. This significantly enhances the sprocket's hardness and wear resistance, ensuring extended longevity compared to standard sprockets.\n\n#### Key Features:\n\n \n- Material: 7075 T6 Aluminum\n \n- Finish: Hard Anodised for increased wear resistance\n \n- Type: Rear Sprocket\n \n- Color: Silver\n \n- Chain Size: 520\n \n- Tooth Count: 40","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YFM RAPTOR 250","cc":null,"notes":null,"years":"2008–2013"},{"make":"YAMAHA","model":"YFM RAPTOR 350","cc":null,"notes":null,"years":"2004–2013"},{"make":"YAMAHA","model":"YFM RAPTOR R 700","cc":null,"notes":null,"years":"2006–2020"},{"make":"YAMAHA","model":"YFM WARRIOR 350","cc":null,"notes":null,"years":"1987–1988"},{"make":"YAMAHA","model":"YFZ 450","cc":null,"notes":null,"years":"2004–2013"},{"make":"YAMAHA","model":"YFZ BANSHEE 350","cc":null,"notes":null,"years":"1987–1988"},{"make":"YAMAHA","model":"YFZ R 450","cc":null,"notes":null,"years":"2009–2020"}],"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-renthal-yam-ultralite-437u-520-40gbsi-silver","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/ebc51c4ad936:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/ebc51c4ad936:1"}},"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."]}}