{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"f4d437c65c44","name":"PISTON KIT VERTEX 58.0 B YAMAHA YZ/WR 144 05-19, VERTEX 23335B OS +4.00 BIG BORE YZ/WR 125","sku":"23335B","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":163.94,"formatted":"£163.94"},"summary":"Vertex UK Piston Kit 23335B. Standard pistons and components are OEM replacements. Kits include piston, rings, wrist pin, and circlips. All pistons are heat treated with a T-5 or T-6 hardening and tempering cycle. Replacement rings are sold individually. Made in Italy. Fitted in many OEM bikes as STD. Bore size: 58.00mm BIG BORE +4.00mm. Replacement parts: Rings 53010005800, Pin 715389, Clips 72071. Cross reference numbers: Piston (Std) UR PURPLE 1C3-11631-01-D0 1C3-11631-03-D0, Piston (Std) UR GREEN 1C3-11631-01-C0 1C3-11631-03-C0, Piston (Std) UR ORANGE 1C3-11631-01-B0 1C3-11631-03-B0, Piston (Std) UR RED 1C3-11631-01-A0 1C3-11631-03-A0, Ring, Piston 5NY-11611-00-00, Pin, Piston 1C3-11633-00-00, Circlip 93450-16068-00.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"58mm"},{"label":"Variant Id","value":"282639"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock81944_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock81944_1.jpg"],"description":"Vertex UK Piston Kit 23335B. Standard pistons and components are OEM replacements. Kits include piston, rings, wrist pin, and circlips. All pistons are heat treated with a T-5 or T-6 hardening and tempering cycle. Replacement rings are sold individually. Made in Italy. Fitted in many OEM bikes as STD. Bore size: 58.00mm BIG BORE +4.00mm. Replacement parts: Rings 53010005800, Pin 715389, Clips 72071. Cross reference numbers: Piston (Std) UR PURPLE 1C3-11631-01-D0 1C3-11631-03-D0, Piston (Std) UR GREEN 1C3-11631-01-C0 1C3-11631-03-C0, Piston (Std) UR ORANGE 1C3-11631-01-B0 1C3-11631-03-B0, Piston (Std) UR RED 1C3-11631-01-A0 1C3-11631-03-A0, Ring, Piston 5NY-11611-00-00, Pin, Piston 1C3-11633-00-00, Circlip 93450-16068-00.","descriptionMarkdown":"### Vertex Big Bore Piston Kit\n\nEnhance your engine's performance with the Vertex Big Bore Piston Kit. This kit is designed to provide a high-quality replacement for your motorcycle's piston assembly, offering an upgrade over standard components.\n\n#### Key Features:\n\n \n- Big Bore Sizing: Features a 58.00mm bore size, representing a +4.00mm increase for enhanced displacement and power.\n \n- Complete Kit: Includes the piston, rings, wrist pin, and circlips for a comprehensive replacement solution.\n \n- OEM Quality: Standard pistons and components are designed to meet or exceed Original Equipment Manufacturer (OEM) specifications.\n \n- Heat Treated: All pistons undergo a T-5 or T-6 hardening and tempering cycle for increased durability and performance.\n \n- Made in Italy: Manufactured in Italy, ensuring high standards of quality and craftsmanship.\n \n- Direct Fit Replacement: Many Vertex pistons are fitted as standard equipment on OEM motorcycles.\n\n#### Specifications:\n\n \n- Bore Size: 58.00mm (Big Bore +4.00mm)\n\n#### Replacement Parts:\n\n \n- Rings: 53010005800\n \n- Pin: 715389\n \n- Clips: 72071","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"WR 144","cc":null,"notes":null,"years":"2005–2019"},{"make":"YAMAHA","model":"YZ 144","cc":null,"notes":null,"years":"2005–2019"}],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Pistons & Kits","url":"https://www.2brosparts.com/api/agent/collection/GB/pistons-kits"}],"links":{"page":"https://www.2brosparts.com/products/piston-kit-vertex-580-b-yamaha-yzwr-144-05-19-vertex-23335b-os-400-big-bore-yzwr","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/f4d437c65c44:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/f4d437c65c44:1"}},"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."]}}