{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"ed8c20bfb3f5","name":"PISTON 99-15 TM250 66.35 DOMED, PROX 01.7309.B EN250 99-15","sku":"56-W020.B.PX","brand":"Pro-X Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":172.22,"formatted":"£172.22"},"summary":"ProX piston kit 66.35mm bore, domed. Ready to install, supplied complete with piston rings, wrist pin, and circlips. Precision machined on CNC equipment using a low-expansion, low-friction piston alloy. Uses an OEM style tin coating to assist the break-in process. Includes replacement ProX ring set, ProX piston pin, ProX clips. Twin ring piston.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"284788"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock84391_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock84391_1.jpg"],"description":"ProX piston kit 66.35mm bore, domed. Ready to install, supplied complete with piston rings, wrist pin, and circlips. Precision machined on CNC equipment using a low-expansion, low-friction piston alloy. Uses an OEM style tin coating to assist the break-in process. Includes replacement ProX ring set, ProX piston pin, ProX clips. Twin ring piston.","descriptionMarkdown":"### ProX Piston Kit - Domed 66.35mm Bore\n\nThis ProX Piston Kit is designed for optimal performance and durability. Each kit is supplied ready for installation, including all necessary components.\n\n \n- Precision Machining: ProX pistons are manufactured using advanced CNC equipment for precise dimensions.\n \n- Premium Alloy: Utilizes the same low-expansion, low-friction piston alloy favored by major Japanese engine manufacturers.\n \n- Enhanced Break-in: Features an OEM-style tin coating to facilitate a smooth break-in period.\n \n- Complete Kit: Includes piston rings, wrist pin, and circlips for a comprehensive replacement solution.\n \n- Twin Ring Design: Engineered for efficient combustion and reliability.\n\nReplacement parts included are: ProX Ring Set, ProX Piston Pin, and ProX Clips.","weightGrams":null,"fitments":[{"make":"MOTO TM","model":"EN 250","cc":null,"notes":null,"years":"1999–2025"},{"make":"MOTO TM","model":"MX 250","cc":null,"notes":null,"years":"1999–2025"},{"make":"TM","model":"CROSS 250","cc":null,"notes":null,"years":"1999–2019"},{"make":"TM","model":"EN 250","cc":null,"notes":null,"years":"1999–2016"},{"make":"TM","model":"ENDURO 250","cc":null,"notes":null,"years":"1999–2019"},{"make":"TM","model":"MX 250","cc":null,"notes":null,"years":"1999–2016"}],"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-99-15-tm250-6635-domed-prox-017309b-en250-99-15","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/ed8c20bfb3f5:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/ed8c20bfb3f5:1"}},"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."]}}