{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"788690e8f8b9","name":"PISTON KIT VERTEX 58.0 A YAMAHA YZ/WR 144 05-19, VERTEX 23335A OS +4.00 BIG BORE YZ/WR 125","sku":"23335A","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":163.94,"formatted":"£163.94"},"summary":"Vertex UK Piston Kit 23335A. All Vertex Pistons Feature: 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. SPECIFICATIONS BORE SIZE. 58.00mm BIG BORE +4.00mm [A 47.95mm]. Replacement Parts. Rings. 53010005800. Pin. 715389. Clips. 72071. Cross reference numbers ONLY. 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":"282638"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock81943_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock81943_1.jpg"],"description":"Vertex UK Piston Kit 23335A. All Vertex Pistons Feature: 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. SPECIFICATIONS BORE SIZE. 58.00mm BIG BORE +4.00mm [A 47.95mm]. Replacement Parts. Rings. 53010005800. Pin. 715389. Clips. 72071. Cross reference numbers ONLY. 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\nThis Vertex Piston Kit is designed for big bore engine applications, offering a significant performance upgrade. Vertex pistons and their components are manufactured to high standards, with many being original equipment manufacturer replacements.\n\nAll Vertex pistons undergo a T-5 or T-6 hardening and tempering cycle for enhanced durability and performance. This kit includes the piston, rings, wrist pin, and circlips, providing everything needed for a comprehensive engine rebuild. Replacement rings are also available individually.\n\n**Key Features:**\n\n \n- Big Bore +4.00mm piston for increased engine displacement.\n \n- 58.00mm bore size.\n \n- Includes piston, rings, wrist pin, and circlips.\n \n- Pistons are heat-treated for superior strength and longevity.\n \n- Manufactured in Italy.\n \n- Fitted as standard equipment on many OEM motorcycles.\n\n**Specifications:**\n\n \n- Bore Size: 58.00mm (Big Bore +4.00mm)\n \n- Wrist Pin Diameter: 47.95mm\n\n**Replacement Parts Available:**\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-a-yamaha-yzwr-144-05-19-vertex-23335a-os-400-big-bore-yzwr","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/788690e8f8b9:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/788690e8f8b9:1"}},"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."]}}