{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e54d187575b9","name":"REAR SPROCKET STEEL JTR245/251, DOUBLE DRILLED JTR245/2.45, JTR245/2.45","sku":"SR245-45.S.JT-D","brand":"JT","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":20.36,"formatted":"£20.36"},"summary":"REAR SPROCKET STEEL JTR245/251, DOUBLE DRILLED. Constructed from premium C49 high-carbon steel for long wear and durability. Precision manufactured for an exact fit, ensuring consistent power transfer and sprocket tooth profile accuracy. Engineered for durability in street, track, and off-road use. Tooth count: 45. Drive chain pitch: 520. Colour: Silver.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"277926"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR245-45_2ES_2EJT-D/a9ad9af2b38d6204.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR245-45_2ES_2EJT-D/a9ad9af2b38d6204.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR245-45_2ES_2EJT-D/500a1a9d37e7acd6.jpg"],"description":"REAR SPROCKET STEEL JTR245/251, DOUBLE DRILLED. Constructed from premium C49 high-carbon steel for long wear and durability. Precision manufactured for an exact fit, ensuring consistent power transfer and sprocket tooth profile accuracy. Engineered for durability in street, track, and off-road use. Tooth count: 45. Drive chain pitch: 520. Colour: Silver.","descriptionMarkdown":"### JT Steel Rear Sprocket - 45 Tooth, 520 Pitch, Silver\n\n Experience exceptional longevity and performance with the JT Steel Rear Sprocket.\n Expertly crafted from premium C49 high-carbon steel, this sprocket is engineered\n to meet OEM standards for precision and durability, ensuring a perfect fit and\n reliable power transfer. Its robust construction makes it ideal for a wide range\n of riding conditions, including street, track, and off-road adventures.\n\n#### Key Features:\n\n \n- Material: Constructed from high-carbon C49 steel for superior wear resistance and extended lifespan.\n \n- Precision Engineering: Manufactured to exact specifications for an accurate OEM fit, simplifying installation.\n \n- Durable Design: Built for long-lasting performance across diverse riding environments.\n \n- Consistent Power Transfer: Ensures reliable and efficient delivery of power from the engine to the drive chain.\n \n- Tooth Count: Features 45 teeth for optimal gear ratio and performance.\n \n- Chain Compatibility: Designed for use with a 520 pitch drive chain.\n \n- Color: Finished in a sleek silver for a clean, classic look.","weightGrams":null,"fitments":[{"make":"HONDA","model":"XL 250","cc":null,"notes":null,"years":"1982–1987"},{"make":"HONDA","model":"XL 500","cc":null,"notes":null,"years":"1979–1984"},{"make":"HONDA","model":"XL 600","cc":null,"notes":null,"years":"1984–1994"},{"make":"HONDA","model":"XR 250","cc":null,"notes":null,"years":"1979–1983"},{"make":"HONDA","model":"XR 600R","cc":null,"notes":null,"years":"1983–1990"},{"make":"YAMAHA","model":"WR 250","cc":null,"notes":null,"years":"2000–2006"},{"make":"YAMAHA","model":"WR 250F","cc":null,"notes":null,"years":"2001–2019"},{"make":"YAMAHA","model":"WR 400F","cc":null,"notes":null,"years":"1999–2002"},{"make":"YAMAHA","model":"WR 426F","cc":null,"notes":null,"years":"1999–2002"},{"make":"YAMAHA","model":"WR 450F","cc":null,"notes":null,"years":"2003–2019"},{"make":"YAMAHA","model":"YZ 125","cc":null,"notes":null,"years":"1999–2020"},{"make":"YAMAHA","model":"YZ 250","cc":null,"notes":null,"years":"1977–2019"},{"make":"YAMAHA","model":"YZ 250F","cc":null,"notes":null,"years":"2001–2019"},{"make":"YAMAHA","model":"YZ 400","cc":null,"notes":null,"years":"1977–2002"},{"make":"YAMAHA","model":"YZ 400F","cc":null,"notes":null,"years":"1999"},{"make":"YAMAHA","model":"YZ 426","cc":null,"notes":null,"years":"2000–2002"},{"make":"YAMAHA","model":"YZ 426F","cc":null,"notes":null,"years":"2000–2002"},{"make":"YAMAHA","model":"YZ 450F","cc":null,"notes":null,"years":"2003–2019"}],"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-jtr245251-double-drilled-jtr245245-jtr245245","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/e54d187575b9:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/e54d187575b9:1"}},"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."]}}