{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"a9c1df48ad08","name":"FRONT SPROCKET 14 [JTF558.14] 428","sku":"SF257-14.DR","brand":"Dirt Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":7,"price":{"amount":3.4,"formatted":"£3.40"},"summary":"STEEL FRONT DRIVE SPROCKET 14 TEETH [JTF558.14] 428. Part No. SF257-14.DR. Cross reference MX-55814. Made from S45C Carbon Steel. Hardness HRC 50-55 after heat treating. Each sprocket is sandblasted to reduce surface tension. Meets or exceeds the highest quality compound standards set by the motorcycle industry.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Front)"},{"label":"Variant Id","value":"276113"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SF257-14_2EDR/c975dc40de3619ea.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SF257-14_2EDR/c975dc40de3619ea.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SF257-14_2EDR/70a95dc863720af2.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SF257-14_2EDR/0a8c10f2b6669dca.jpg"],"description":"STEEL FRONT DRIVE SPROCKET 14 TEETH [JTF558.14] 428. Part No. SF257-14.DR. Cross reference MX-55814. Made from S45C Carbon Steel. Hardness HRC 50-55 after heat treating. Each sprocket is sandblasted to reduce surface tension. Meets or exceeds the highest quality compound standards set by the motorcycle industry.","descriptionMarkdown":"### Dirt Racing Steel Front Drive Sprocket 14 Tooth 428 Pitch\n\nUpgrade your motorcycle's performance and reliability with this high-quality steel front drive sprocket from Dirt Racing. Designed to meet or exceed industry standards, this sprocket ensures a smooth and durable power transfer to your rear wheel.\n\n**Key Features:**\n\n \n- Material: Constructed from S45C carbon steel for exceptional strength and longevity.\n \n- Hardness: Undergoes heat treatment to achieve a hardness of HRC 50-55, providing superior wear resistance.\n \n- Surface Finish: Each sprocket is sandblasted to reduce surface tension, promoting optimal performance and durability.\n \n- Industry Standards: Meets or exceeds the highest quality compound standards set by the motorcycle industry.\n \n- 14 Tooth Count: Offers a specific gear ratio for optimized acceleration or top-end speed.\n \n- 428 Pitch: Designed for chains with a 428 pitch.\n \n- Cross Reference: Compatible with MX-55814.","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"DT R 125","cc":null,"notes":null,"years":"1988–2003, 2005–2006"},{"make":"YAMAHA","model":"DT X 125","cc":null,"notes":null,"years":"2005–2006"},{"make":"YAMAHA","model":"TDR 125","cc":null,"notes":null,"years":"1989–2001"},{"make":"YAMAHA","model":"TZR 125","cc":null,"notes":null,"years":"1993–1996"},{"make":"YAMAHA","model":"YZ 85","cc":null,"notes":null,"years":"2002–2025"}],"collections":[{"name":"Chain & Sprockets","url":"https://www.2brosparts.com/api/agent/collection/GB/chain-sprockets"},{"name":"Sprockets & Components (Front)","url":"https://www.2brosparts.com/api/agent/collection/GB/sprockets-components-front"}],"links":{"page":"https://www.2brosparts.com/products/front-sprocket-14-jtf55814-428","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/a9c1df48ad08:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/a9c1df48ad08:1"}},"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."]}}