{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"454d4e79b9db","name":"CYLINDER ONLY BIG BORE 63mm OVER SIZE 2008-2012 WR YFZ-R 125 MX-09155-1","sku":"56-K139.63.CYL","brand":"Dirt Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":9,"price":{"amount":156.6,"formatted":"£156.60"},"summary":"Big bore cylinder replacement with a 63mm bore. Manufactured to OEM specifications with a Nikasil-plated sleeve for wear resistance. Features a cylinder-only design and typically allows for drop-in installation without case modifications. Specifications include AB4C aluminium material with a Nikasil-plated sleeve, bore size of 63.00 mm, coating hardness of HV500–600, and coating thickness of 0.08 ± 0.02 mm. Cylinder material spec is JIS AC4B-T6 aluminium with a hardness of HR65+. Cross-reference OEM part numbers include PSYCHIC MX-09155-1, 56-K139.63.CYL, 22BE13111000, 22BE13112000, 22B-E1311-10-00, and 22B-E1311-20-00.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Cylinders & Heads"},{"label":"General Size","value":"63mm"},{"label":"Variant Id","value":"252843"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K139_2E63_2ECYL/919b671e42584218.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K139_2E63_2ECYL/919b671e42584218.jpg"],"description":"Big bore cylinder replacement with a 63mm bore. Manufactured to OEM specifications with a Nikasil-plated sleeve for wear resistance. Features a cylinder-only design and typically allows for drop-in installation without case modifications. Specifications include AB4C aluminium material with a Nikasil-plated sleeve, bore size of 63.00 mm, coating hardness of HV500–600, and coating thickness of 0.08 ± 0.02 mm. Cylinder material spec is JIS AC4B-T6 aluminium with a hardness of HR65+. Cross-reference OEM part numbers include PSYCHIC MX-09155-1, 56-K139.63.CYL, 22BE13111000, 22BE13112000, 22B-E1311-10-00, and 22B-E1311-20-00.","descriptionMarkdown":"### Big Bore Cylinder Replacement - 63mm Oversize\n\nEnhance the performance of your compatible Yamaha or Rieju motorcycle with this high-quality big bore cylinder. Designed as a cylinder-only replacement, this part is manufactured to meet original equipment manufacturer (OEM) specifications. It features a durable Nikasil-plated sleeve, ensuring excellent wear resistance for extended engine life.\n\n**Key Features:**\n\n\t\n- Cylinder only replacement part\n\t\n- Manufactured to precise OEM specifications\n\t\n- Nikasil-plated sleeve for superior wear resistance\n\t\n- Designed for straightforward installation, typically without requiring case modifications\n\n**Specifications:**\n\n\t\n- Bore Size: 63.00 mm\n\t\n- Sleeve Type: Nikasil\n\t\n- Sleeve Hardness: HV500–600\n\t\n- Sleeve Coating Thickness: 0.08 ± 0.02 mm\n\t\n- Cylinder Material: AB4C aluminium\n\t\n- Cylinder Material Specification: JIS AC4B-T6 aluminium\n\t\n- Cylinder Hardness: HR65+","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"WRF R 125","cc":null,"notes":null,"years":"2008–2012"},{"make":"YAMAHA","model":"WRF X 125","cc":null,"notes":null,"years":"2008–2012"},{"make":"YAMAHA","model":"YZF R 125","cc":null,"notes":null,"years":"2008–2012"}],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Cylinders & Heads","url":"https://www.2brosparts.com/api/agent/collection/GB/cylinders-heads"}],"links":{"page":"https://www.2brosparts.com/products/cylinder-only-big-bore-63mm-over-size-2008-2012-wr-yfz-r-125-mx-09155-1","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/454d4e79b9db:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/454d4e79b9db: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."]}}