{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e29ec7e60a9f","name":"CRANKSHAFT ASSY 06-13 YFZ450, HOTROD 4073 YAMAHA ATV","sku":"56-281","brand":"Hot Rods","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":419.89,"formatted":"£419.89"},"summary":"Hot Rods 4073 crankshaft assembly features a heavy-duty design with a +1.4mm stroke for 2004-2005 models to achieve 450cc displacement. For 2006-2008 models, the standard stroke design is retained. The crankshaft uses a stock piston for straightforward installation. When paired with Cylinder Works #21001-K01, the engine's displacement increases to 478cc. This crankshaft is factory-assembled and trued to meet or exceed OEM specifications. It includes Hot Rods connecting rod and inner crankshaft webs, and is fully rebuildable for long-term reliability. Final displacement is 450cc for 04-05 models. Stroke is 63.400mm with an increased engine stroke of 1.400mm. Engine type is 4-cycle. Connecting rod side clearance is 0.2-0.55mm. It is completely bolt-in and ready for use. Not compatible with fuel-injected R or X models. Cross-reference OEM Part Numbers: Yamaha 5TG-11400-10-00, 5TG-11400-30-00, 5TG-11400-31-00, 5TG-11412-10-00, 5TG-11412-30-00, 5TG-11422-10-00, 5TG-11422-30-00. Part Number: 56-281.","attributes":[{"label":"General Product Group","value":"Crankshafts & Parts"},{"label":"General Product Type","value":"Crankshaft Assembly"},{"label":"Variant Id","value":"250459"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-281/c0872efb4e30d30e.png","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-281/c0872efb4e30d30e.png","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-281/6497f7e7b4ede7f9.png","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-281/879949063712dc77.png","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-281/43fc0d3403d885c4.png"],"description":"Hot Rods 4073 crankshaft assembly features a heavy-duty design with a +1.4mm stroke for 2004-2005 models to achieve 450cc displacement. For 2006-2008 models, the standard stroke design is retained. The crankshaft uses a stock piston for straightforward installation. When paired with Cylinder Works #21001-K01, the engine's displacement increases to 478cc. This crankshaft is factory-assembled and trued to meet or exceed OEM specifications. It includes Hot Rods connecting rod and inner crankshaft webs, and is fully rebuildable for long-term reliability. Final displacement is 450cc for 04-05 models. Stroke is 63.400mm with an increased engine stroke of 1.400mm. Engine type is 4-cycle. Connecting rod side clearance is 0.2-0.55mm. It is completely bolt-in and ready for use. Not compatible with fuel-injected R or X models. Cross-reference OEM Part Numbers: Yamaha 5TG-11400-10-00, 5TG-11400-30-00, 5TG-11400-31-00, 5TG-11412-10-00, 5TG-11412-30-00, 5TG-11422-10-00, 5TG-11422-30-00. Part Number: 56-281.","descriptionMarkdown":"### Hot Rods Crankshaft Assembly for Yamaha YFZ450\n\nEnhance the performance and reliability of your Yamaha YFZ450 with the Hot Rods Crankshaft Assembly. This heavy-duty, precision-engineered component is factory-assembled and trued to meet or exceed original equipment manufacturer (OEM) specifications, ensuring a perfect fit and optimal function. Designed for longevity, this crankshaft assembly is fully rebuildable, offering a durable solution for your ATV.\n\nThis assembly includes a Hot Rods connecting rod and inner crankshaft webs, contributing to its robust construction. It is engineered for straightforward installation, utilizing stock pistons for a seamless upgrade. For specific model years, a +1.4mm stroke is incorporated to achieve a true 450cc displacement, while maintaining a standard stroke design for other compatible years. When paired with the Cylinder Works #21001-K01, the engine's displacement can be increased to 478cc, offering a significant power boost.\n\n### Key Features:\n\n \n- Heavy-duty crankshaft design with precise engineering.\n \n- Factory-assembled and trued to meet or exceed OEM specifications.\n \n- Includes Hot Rods connecting rod and inner crankshaft webs.\n \n- Fully rebuildable for long-term reliability.\n \n- Compatible with stock pistons for quick installation.\n \n- Increases engine stroke by 1.4mm (for 2004-2005 models) to achieve 450cc displacement.\n \n- Can provide 478cc displacement when used with Cylinder Works #21001-K01.\n \n- Not compatible with fuel-injected R or X models.\n\n### Specifications:\n\n \n- Final displacement: 450cc (04-05 models, with +1.4mm stroke).\n \n- Stroke: 63.400mm.\n \n- Increased engine stroke: 1.400mm.\n \n- Engine type: 4-cycle.\n \n- Heavy-duty: Yes.\n \n- Connecting rod side clearance: 0.2-0.55mm.\n \n- Completely bolt-in and ready for use.\n\n### OEM Part Number Cross-Reference:\n\n \n- Yamaha: 5TG-11400-10-00\n \n- Yamaha: 5TG-11400-30-00\n \n- Yamaha: 5TG-11400-31-00\n \n- Yamaha: 5TG-11412-10-00\n \n- Yamaha: 5TG-11412-30-00\n \n- Yamaha: 5TG-11422-10-00\n \n- Yamaha: 5TG-11422-30-00","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YFZ 450","cc":null,"notes":null,"years":"2006–2009, 2012–2013"}],"collections":[{"name":"Crankshafts & Parts","url":"https://www.2brosparts.com/api/agent/collection/GB/crankshafts-parts"},{"name":"Crankshaft Assembly","url":"https://www.2brosparts.com/api/agent/collection/GB/crankshaft-assembly"}],"links":{"page":"https://www.2brosparts.com/products/crankshaft-assy-06-13-yfz450-hotrod-4073-yamaha-atv","buyOneNow":null,"basketWithThis":null}},"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."]}}