{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"cdec3324585d","name":"REAR SPROCKET STEEL 50 [JTR1355.50] 428","sku":"SR1355-50","brand":"Dirt Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":26,"price":{"amount":15.47,"formatted":"£15.47"},"summary":"REAR SPROCKET STEEL 50 [JTR1355.50] 428. This rear drive sprocket features 50 teeth and 428 chain compatibility. Constructed from C45 high-carbon steel, it is heat-treated and sandblasted for added strength and reduced surface tension. The finish is either powder-coated black or bright zinc plating for corrosion resistance and durability. This sprocket meets or exceeds motorcycle industry compound quality standards and is a direct OEM replacement. Specifications include 50 teeth, 428 chain size, C45 high-carbon steel material, and a powder-coated black or silver BZP finish. Cross-reference OEM part numbers: JTR1355.50, AT-03254-1, SR1355-50. Manufacturer: Dirt Racing. Weight: 848 grams.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"277430"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock76676_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock76676_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock76676_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock76676_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock76676_4.jpg"],"description":"REAR SPROCKET STEEL 50 [JTR1355.50] 428. This rear drive sprocket features 50 teeth and 428 chain compatibility. Constructed from C45 high-carbon steel, it is heat-treated and sandblasted for added strength and reduced surface tension. The finish is either powder-coated black or bright zinc plating for corrosion resistance and durability. This sprocket meets or exceeds motorcycle industry compound quality standards and is a direct OEM replacement. Specifications include 50 teeth, 428 chain size, C45 high-carbon steel material, and a powder-coated black or silver BZP finish. Cross-reference OEM part numbers: JTR1355.50, AT-03254-1, SR1355-50. Manufacturer: Dirt Racing. Weight: 848 grams.","descriptionMarkdown":"### Rear Drive Sprocket JTR1355.50 428 Chain 50 Tooth Steel\n\nEnhance your vehicle's performance and durability with this high-quality rear drive sprocket. Engineered for reliability and longevity, this sprocket is an essential upgrade for maintaining optimal power transfer.\n\n**Key Features:**\n\n \n- Constructed from robust C45 high-carbon steel for superior strength and wear resistance.\n \n- Undergoes heat treatment and sandblasting processes to reduce surface tension and increase resilience.\n \n- Available in a durable powder-coated black finish or a bright zinc-plated (BZP) silver finish, providing excellent corrosion resistance.\n \n- Manufactured to meet or exceed established motorcycle industry compound quality standards, ensuring a dependable performance.\n \n- Designed as a direct OEM replacement, facilitating an easy and accurate installation.\n\n**Specifications:**\n\n \n- Tooth Count: 50\n \n- Chain Size Compatibility: 428\n \n- Material: C45 high-carbon steel\n \n- Finish Options: Powder-coated black or silver BZP","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-50-jtr135550-428","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/cdec3324585d:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/cdec3324585d: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."]}}