{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"4d1a8695047c","name":"PISTON KIT VERTEX 81.0 C HONDA CRF 250 R/X 04-17, VERTEX 23535C OS +3.00 BIG BORE COMPR 13,0:1","sku":"23535C","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":5,"price":{"amount":228.1,"formatted":"£228.10"},"summary":"Vertex UK Piston Kit 23535C with a compression ratio of 13.0:1. All Vertex Pistons 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 standard. Bore size is 81mm BIG BORE +3.00mm [C 80.96mm]. Replacement parts: Rings 590281000001 SET, Pin 715380, Clips 72055. Cross reference numbers: RING SET, PISTON (STD) 13011-KRN-850, PISTON 13101-KRN-850, PIN, PISTON 13111-KRN-850, CLIP, PISTON PIN (16MM) 13115-KM7-700.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"81mm"},{"label":"Variant Id","value":"281453"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/23535C/791edbf97c7ac16c.png","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/23535C/791edbf97c7ac16c.png","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/23535C/50350acab1c0d06f.jpg"],"description":"Vertex UK Piston Kit 23535C with a compression ratio of 13.0:1. All Vertex Pistons 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 standard. Bore size is 81mm BIG BORE +3.00mm [C 80.96mm]. Replacement parts: Rings 590281000001 SET, Pin 715380, Clips 72055. Cross reference numbers: RING SET, PISTON (STD) 13011-KRN-850, PISTON 13101-KRN-850, PIN, PISTON 13111-KRN-850, CLIP, PISTON PIN (16MM) 13115-KM7-700.","descriptionMarkdown":"### Vertex Big Bore Piston Kit 81.0mm - 13.0:1 Compression\n\n This Vertex piston kit is designed to replace or upgrade your existing piston, offering a big bore configuration for increased displacement and performance.\n\n### Key Features:\n\n \n- Big Bore Size: 81.0mm bore size, with an actual measurement of 80.96mm. This represents a +3.00mm increase over standard.\n \n- High Compression Ratio: Features a 13.0:1 compression ratio for enhanced power output.\n \n- Complete Kit: Includes piston, rings, wrist pin, and circlips for a comprehensive replacement.\n \n- Premium Materials and Construction: All Vertex pistons undergo a T-5 or T-6 hardening and tempering cycle for superior durability.\n \n- OEM Quality: Vertex pistons are fitted as standard equipment on many Original Equipment Manufacturer (OEM) motorcycles.\n \n- Made in Italy: Manufactured with Italian engineering and quality.\n\n### Specifications:\n\n \n- Bore Size: 81.0mm (Big Bore +3.00mm)\n \n- Compression Ratio: 13.0:1\n\n### Replacement Parts Available Separately:\n\n \n- Rings: 590281000001 SET\n \n- Pin: 715380\n \n- Clips: 72055","weightGrams":null,"fitments":[{"make":"HONDA","model":"CRF 250R","cc":null,"notes":null,"years":"2004–2009"},{"make":"HONDA","model":"CRF 250X","cc":null,"notes":null,"years":"2004–2017"}],"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-810-c-honda-crf-250-rx-04-17-vertex-23535c-os-300-big-bore-com","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/4d1a8695047c:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/4d1a8695047c: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."]}}