{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"2de34bb2a93e","name":"PISTON KIT 2016-22, 2025 KTM 150 SX, PROX 01.6237.B","sku":"56-W6720.B.PX","brand":"Pro-X Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":144,"formatted":"£144.00"},"summary":"ProX Piston Kit. Precision machined on the latest CNC equipment using a low-expansion, low-friction piston alloy. This kit is a first-class solution to replace the original piston. Most ProX pistons feature a coating to assist the wear-in process and reduce friction after break-in, increasing performance. Offered for Nicasil/plated cylinders in standard and oversize options. Size 57.95mm. Manufacturer: Pro-X Racing.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"257394"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock56340_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock56340_1.jpg"],"description":"ProX Piston Kit. Precision machined on the latest CNC equipment using a low-expansion, low-friction piston alloy. This kit is a first-class solution to replace the original piston. Most ProX pistons feature a coating to assist the wear-in process and reduce friction after break-in, increasing performance. Offered for Nicasil/plated cylinders in standard and oversize options. Size 57.95mm. Manufacturer: Pro-X Racing.","descriptionMarkdown":"### ProX Piston Kit\n\nThis ProX piston kit is engineered for precision performance, utilizing state-of-the-art CNC equipment. The piston is constructed from a low-expansion, low-friction alloy, mirroring the materials used by major Japanese engine manufacturers. This kit offers a high-quality solution for replacing the original piston in your powersports vehicle.\n\nThe piston features advanced coatings designed to optimize performance and durability:\n\n- OEM Style Tin Coating: Assists in the initial wear-in process of the engine after installation.\n\n- New Skirt Coating: Further aids the wear-in process while simultaneously reducing friction for improved performance.\n\nThis ProX piston is specifically designed for use with Nicasil/plated cylinders, which are common in many modern engines. ProX offers a comprehensive range of pistons for these cylinders, including standard sizes and various oversizes (A, B, C, D+).\n\n**Piston Size:** 57.95mm","weightGrams":null,"fitments":[{"make":"GAS-GAS","model":"MC 150","cc":null,"notes":null,"years":"2025"},{"make":"HUSQVARNA","model":"TE 150","cc":null,"notes":null,"years":"2017–2020"},{"make":"KTM","model":"150 EXC TPI","cc":null,"notes":null,"years":"2020–2021"},{"make":"KTM","model":"150 SX","cc":null,"notes":null,"years":"2016–2025"},{"make":"KTM","model":"150 XC-W","cc":null,"notes":null,"years":"2017–2019"}],"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-2016-22-2025-ktm-150-sx-prox-016237b","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/2de34bb2a93e:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/2de34bb2a93e: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."]}}