{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"62b08a2f70a0","name":"REAR SPROCKET STEEL HARD ZBK, C45 INDUCTION JTR1131.48ZBK","sku":"SR1131-48.S.ZBK","brand":"JT","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":13.66,"formatted":"£13.66"},"summary":"The JT JTR1131.48ZBK rear sprocket is made from heat-induction hardened C45 steel, offering superior durability and efficiency for off-road motorcycles. It features a unique self-cleaning profile that keeps the contact patch clear and reduces weight compared to conventional steel sprockets. This sprocket is designed to last up to six times longer than 7075 aluminium sprockets, protecting your chain and extending its life by minimizing abrasive buildup. The optimized tooth geometry ensures smooth, efficient drive. Specifications include a 48-tooth count, 420 drive chain pitch, and a black finish.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"277241"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR1131-48_2ES_2EZBK/45d1ff047bb0a42c.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR1131-48_2ES_2EZBK/45d1ff047bb0a42c.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR1131-48_2ES_2EZBK/84a6a3df48f47039.png"],"description":"The JT JTR1131.48ZBK rear sprocket is made from heat-induction hardened C45 steel, offering superior durability and efficiency for off-road motorcycles. It features a unique self-cleaning profile that keeps the contact patch clear and reduces weight compared to conventional steel sprockets. This sprocket is designed to last up to six times longer than 7075 aluminium sprockets, protecting your chain and extending its life by minimizing abrasive buildup. The optimized tooth geometry ensures smooth, efficient drive. Specifications include a 48-tooth count, 420 drive chain pitch, and a black finish.","descriptionMarkdown":"### JTR1131.48ZBK Steel Rear Sprocket by JT\n\nElevate your motorcycle's performance and durability with the JTR1131.48ZBK Steel Rear Sprocket. Engineered for the demands of motocross and everyday riding, this sprocket offers exceptional longevity and efficiency.\n\nThe unique self-cleaning tooth profile is designed to actively clear debris from the contact patch, ensuring optimal chain engagement and smooth power transfer. This innovative design also contributes to weight reduction compared to conventional steel sprockets.\n\nConstructed from C45 steel that undergoes a heat-induction hardening process, this sprocket is built to last. It boasts a lifespan up to six times longer than sprockets made from 7075 aluminum, significantly extending your chain's life by minimizing abrasive buildup and protecting your lap times.\n\n**Key Features:**\n\n\t\n- Self-cleaning tooth design maintains a clear contact area.\n\t\n- Significantly lighter than traditional steel rear sprockets.\n\t\n- Crafted from durable, heat-induction hardened C45 steel.\n\t\n- Offers up to 6 times the lifespan of 7075 aluminum sprockets.\n\t\n- Helps extend chain life by reducing abrasive buildup.\n\t\n- Optimized tooth geometry for efficient and smooth drive.\n\n**Specifications:**\n\n\t\n- Material: Heat-induction hardened C45 steel\n\t\n- Tooth Count: 48\n\t\n- Chain Pitch: 420\n\t\n- Color: Black","weightGrams":null,"fitments":[],"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-hard-zbk-c45-induction-jtr113148zbk","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/62b08a2f70a0:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/62b08a2f70a0:1"}},"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."]}}