{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"6e97e8e6b0c6","name":"REAR SPROCKET ALLOY RENTHAL, ULTRALITE 189U-420-55GRSI SILVER","sku":"SR209-55.REN","brand":"Renthal","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":9,"price":{"amount":42.88,"formatted":"£42.88"},"summary":"RENTHAL ULTRALITE 189U-420-55GRSI SILVER rear sprocket made from 7075 T6 alloy. This sprocket is CNC machined and hard anodised for increased longevity and wear resistance, designed for road and road racing applications.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"277694"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR209-55_2EREN/923c94635008a089.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR209-55_2EREN/923c94635008a089.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR209-55_2EREN/fb04b3c32825eee3.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR209-55_2EREN/cf125c270fb74e68.jpg"],"description":"RENTHAL ULTRALITE 189U-420-55GRSI SILVER rear sprocket made from 7075 T6 alloy. This sprocket is CNC machined and hard anodised for increased longevity and wear resistance, designed for road and road racing applications.","descriptionMarkdown":"### Renthal Ultralite Hard Anodised Rear Sprocket - 55 Tooth - 420 Pitch - Silver\n\nExperience enhanced durability and performance with the Renthal Ultralite Hard Anodised Rear Sprocket. This sprocket is precision CNC machined from high-strength 7075 T6 aluminum, the same premium material used in Renthal's offroad chainwheels. The ultralite design contributes to reduced unsprung weight, improving your motorcycle's handling and acceleration.\n\nA key feature of this sprocket is its hard anodised finish. This integral surface coating significantly increases the hardness and wear resistance of the sprocket's surface, providing exceptional longevity, especially in demanding road and road racing conditions. The silver finish adds a clean, performance-oriented aesthetic.\n\n- Material: 7075 T6 Aluminum\n\n- Pitch: 420\n\n- Number of Teeth: 55\n\n- Finish: Hard Anodised\n\n- Color: Silver\n\n- Designed for road and road racing applications\n\n- CNC machined for precision and optimal performance\n\n- Ultralite construction for reduced weight\n\n- Increased longevity due to hard anodising","weightGrams":null,"fitments":[{"make":"HONDA","model":"CR 80","cc":null,"notes":null,"years":"1985–2004"},{"make":"HONDA","model":"CR 85","cc":null,"notes":null,"years":"2003–2007"},{"make":"HONDA","model":"CR BW 80","cc":null,"notes":null,"years":"1986–2004"},{"make":"HONDA","model":"CR BW 85","cc":null,"notes":null,"years":"2006–2007"},{"make":"HONDA","model":"CRF 150R","cc":null,"notes":null,"years":"2007–2019"},{"make":"HONDA","model":"CRM 50","cc":null,"notes":null,"years":"1988–1992"},{"make":"HONDA","model":"CRM 80","cc":null,"notes":null,"years":"1988–1992"}],"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-alloy-renthal-ultralite-189u-420-55grsi-silver","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/6e97e8e6b0c6:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/6e97e8e6b0c6:1"}},"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."]}}