{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"6765c8991afa","name":"REAR SPROCKET STEEL HARD ZBK, C45 INDUCTIONJTR1340.43ZBK","sku":"SR1340-43.S.ZBK","brand":"JT","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":26.11,"formatted":"£26.11"},"summary":"The JT JTR1340.43ZBK rear sprocket features a unique self-cleaning profile that keeps the contact patch clear and reduces weight. Constructed from heat-induction hardened C45 steel, it offers durability and efficiency, lasting up to six times longer than 7075 aluminium sprockets. This design helps extend chain life by minimizing abrasive buildup and promotes smooth, efficient drive with optimized tooth geometry. Specifications include: Material: Heat-induction hardened C45 steel, Tooth count: 43, Drive chain pitch: 530, Colour: Black.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"277418"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR1340-43_2ES_2EZBK/c0e298108cbe197d.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR1340-43_2ES_2EZBK/c0e298108cbe197d.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR1340-43_2ES_2EZBK/ebd0292c2c2d17fc.png"],"description":"The JT JTR1340.43ZBK rear sprocket features a unique self-cleaning profile that keeps the contact patch clear and reduces weight. Constructed from heat-induction hardened C45 steel, it offers durability and efficiency, lasting up to six times longer than 7075 aluminium sprockets. This design helps extend chain life by minimizing abrasive buildup and promotes smooth, efficient drive with optimized tooth geometry. Specifications include: Material: Heat-induction hardened C45 steel, Tooth count: 43, Drive chain pitch: 530, Colour: Black.","descriptionMarkdown":"### REAR SPROCKET STEEL HARD ZBK, C45\n\nExperience the next standard in motorcycle rear sprocket durability and efficiency. This sprocket features a unique self-cleaning profile designed to keep the contact patch clear while significantly reducing weight compared to conventional steel sprockets. Constructed from heat-induction hardened C45 steel, it offers exceptional longevity, lasting up to six times longer than 7075 aluminum sprockets. This extended lifespan not only protects your chain but also contributes to maintaining optimal lap times. The optimized tooth geometry ensures a smooth and efficient drive, and the design greatly extends chain life by minimizing abrasive buildup.\n\n**Key Features:**\n\n\t\n- Unique self-cleaning design maintains a clear contact area.\n\t\n- Considerably lighter weight than traditional steel rear sprockets.\n\t\n- Manufactured from heat-induction hardened C45 steel.\n\t\n- Durability up to 6 times greater than 7075-aluminum sprockets.\n\t\n- Enhances chain longevity by reducing abrasive buildup.\n\t\n- Tooth geometry optimized for smooth and efficient power transfer.\n\n**Specifications:**\n\n\t\n- Material: Heat-induction hardened C45 steel\n\t\n- Tooth Count: 43\n\t\n- Drive Chain Pitch: 530\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-inductionjtr134043zbk","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/6765c8991afa:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/6765c8991afa: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."]}}