{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"97cdc98ae779","name":"PISTON KIT 2023-25 KTM 250SX-F, 2023-25 HUSKY FC250 81mm, PROX 01.6348.B","sku":"56-W4984.B.PX","brand":"Pro-X Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":173.7,"formatted":"£173.70"},"summary":"ProX Piston Kit 4-Stroke 81.00mm Bore. Kit includes piston rings, wrist pin, and circlips. Pistons are precision machined on CNC equipment and use a low-expansion, low-friction piston alloy. Features an OEM-style tin coating for assisted break-in. Part number 01.6348.B.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"314269"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4984_2EB_2EPX/3d596105ddc71be7.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4984_2EB_2EPX/3d596105ddc71be7.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4984_2EB_2EPX/df6e7e0be4f6fac4.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4984_2EB_2EPX/724e96fd1ecee65c.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4984_2EB_2EPX/6d804f458ae6c6b7.jpg"],"description":"ProX Piston Kit 4-Stroke 81.00mm Bore. Kit includes piston rings, wrist pin, and circlips. Pistons are precision machined on CNC equipment and use a low-expansion, low-friction piston alloy. Features an OEM-style tin coating for assisted break-in. Part number 01.6348.B.","descriptionMarkdown":"### ProX 4-Stroke Piston Kit 81.00mm Bore\n\nThis ProX Piston Kit is designed for high-performance 4-stroke engines. It features an 81.00mm bore and is engineered for durability and optimal performance.\n\nEach ProX Piston Kit comes complete and ready for installation, including:\n\n \n- Piston\n \n- Piston rings\n \n- Wrist pin\n \n- Circlips\n\nProX pistons are manufactured using advanced CNC machining technology. They are constructed from a low-expansion, low-friction aluminum alloy, mirroring the materials used by major Japanese engine manufacturers. The piston utilizes an OEM-style tin coating, which aids in the crucial break-in process for your engine.\n\n**Key Features:**\n\n \n- 81.00mm Bore Size\n \n- Precision CNC Machined\n \n- Low-Expansion, Low-Friction Piston Alloy\n \n- OEM-Style Tin Coating for Enhanced Break-In\n \n- Complete Kit Includes Piston, Rings, Wrist Pin, and Circlips","weightGrams":null,"fitments":[{"make":"GAS-GAS","model":"EC F 250","cc":null,"notes":null,"years":"2024–2025"},{"make":"GAS-GAS","model":"EX F 250","cc":null,"notes":null,"years":"2024–2025"},{"make":"GAS-GAS","model":"MC F 250","cc":null,"notes":null,"years":"2024–2025"},{"make":"HUSQVARNA","model":"FC 250","cc":null,"notes":null,"years":"2023–2025"},{"make":"HUSQVARNA","model":"FE 250","cc":null,"notes":null,"years":"2024–2025"},{"make":"KTM","model":"250 EXC-F","cc":null,"notes":null,"years":"2024–2025"},{"make":"KTM","model":"250 SX-F","cc":null,"notes":null,"years":"2023–2025"}],"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-2023-25-ktm-250sx-f-2023-25-husky-fc250-81mm-prox-016348b","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/97cdc98ae779:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/97cdc98ae779:1"}},"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."]}}