{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e2fb78abe71e","name":"PISTON KIT 2025-26 KX250 78.00 C, PROX 01.4355.C","sku":"56-W8839.C.PX","brand":"Pro-X Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":180.72,"formatted":"£180.72"},"summary":"PISTON KIT 2025-26 KX250 78.00 C, PROX 01.4355.C. This piston kit offers standard compression performance with precise engineering for reliable operation. Manufactured to meet OEM specifications, it ensures compatibility and consistent power delivery in high-performance conditions. Piston diameter: 77.98mm. Compression: Standard (14.0:1). Size: C. Cross-Reference OEM Part Numbers: PROX 01.4355.C.","attributes":[{"label":"Variant Id","value":"346599"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W8839_2EC_2EPX/4a6a094c727543f6.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W8839_2EC_2EPX/4a6a094c727543f6.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W8839_2EC_2EPX/ee8a80e31461e003.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W8839_2EC_2EPX/d5683d48fe30c58c.jpg"],"description":"PISTON KIT 2025-26 KX250 78.00 C, PROX 01.4355.C. This piston kit offers standard compression performance with precise engineering for reliable operation. Manufactured to meet OEM specifications, it ensures compatibility and consistent power delivery in high-performance conditions. Piston diameter: 77.98mm. Compression: Standard (14.0:1). Size: C. Cross-Reference OEM Part Numbers: PROX 01.4355.C.","descriptionMarkdown":"### Pro-X Piston Kit for Kawasaki KX250 (2025-26)\n\nEnhance your motorcycle's performance with this premium Pro-X piston kit. Engineered for the 2025-26 Kawasaki KX250 and KX250X models, this kit delivers standard compression for reliable and consistent power output. Each component is meticulously manufactured to meet or exceed Original Equipment Manufacturer (OEM) specifications, ensuring a perfect fit and optimal function in demanding riding conditions.\n\n**Key Features:**\n\n \n- Designed for standard compression performance (14.0:1).\n \n- Precisely machined piston diameter of 77.98mm.\n \n- Size C designation for accurate specification matching.\n \n- Built to OEM standards for assured compatibility and durability.\n \n- Ideal for riders seeking reliable power delivery and engine longevity.\n\n**Cross-Reference:**\n\n \n- PROX 01.4355.C","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 250","cc":null,"notes":null,"years":"2025–2026"}],"collections":[],"links":{"page":"https://www.2brosparts.com/products/piston-kit-2025-26-kx250-7800-c-prox-014355c","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/e2fb78abe71e:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/e2fb78abe71e: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."]}}