{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"2719ddfd663f","name":"PISTON KIT SX-F450 KTM HC 97, PROX 01.6428.A","sku":"56-W244.A.PX","brand":"Pro-X Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":230.82,"formatted":"£230.82"},"summary":"ProX Piston Kit 97.00 mm Bore for KTM SX-F 450. High compression ratio of 13.5:1. This kit includes piston rings, wrist pin, and circlips, ready for installation. ProX pistons are precision machined using the latest CNC equipment and feature a low-expansion, low-friction piston alloy, consistent with that used by major Japanese engine manufacturers. The piston has an OEM style tin coating to aid the initial break-in process. Replacement parts include PROX RING SET 02.6427, PROX PIN 04.1947.5, and PROX CLIPS 05.1912. The part number is 01.6428.A.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"97mm"},{"label":"Variant Id","value":"255178"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock54124_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock54124_1.jpg"],"description":"ProX Piston Kit 97.00 mm Bore for KTM SX-F 450. High compression ratio of 13.5:1. This kit includes piston rings, wrist pin, and circlips, ready for installation. ProX pistons are precision machined using the latest CNC equipment and feature a low-expansion, low-friction piston alloy, consistent with that used by major Japanese engine manufacturers. The piston has an OEM style tin coating to aid the initial break-in process. Replacement parts include PROX RING SET 02.6427, PROX PIN 04.1947.5, and PROX CLIPS 05.1912. The part number is 01.6428.A.","descriptionMarkdown":"### ProX High Compression Piston Kit for KTM 450 SX-F\n\nThis ProX Piston Kit is designed for high performance with a 13.5:1 compression ratio, offering increased power output for your motorcycle.\n\nEach kit is meticulously manufactured using advanced CNC machining for precision and reliability. ProX pistons are crafted from a low-expansion, low-friction aluminum alloy, identical to that used by major Japanese engine manufacturers. This ensures optimal performance and durability.\n\nThe piston features an OEM-style tin coating, which aids in the crucial break-in process for your engine.\n\n**Key Features:**\n\n \n- Bore Size: 97.00 mm\n \n- Type: High Compression (13.5:1)\n \n- Included Components: Piston rings, wrist pin, and circlips for a complete installation.\n \n- Material: Low-expansion, low-friction aluminum alloy.\n \n- Coating: OEM-style tin coating for enhanced break-in.\n \n- Machining: Precision CNC machined for exact tolerances.\n\nThis kit is ready for immediate installation and provides a direct replacement for your existing piston assembly.","weightGrams":null,"fitments":[{"make":"KTM","model":"450 SM R","cc":null,"notes":null,"years":"2008–2012"},{"make":"KTM","model":"450 SMR","cc":null,"notes":null,"years":"2008–2012"},{"make":"KTM","model":"450 SX","cc":null,"notes":null,"years":"2009–2010"},{"make":"KTM","model":"450 SX ATV","cc":null,"notes":null,"years":"2009–2010"},{"make":"KTM","model":"450 SX-F","cc":null,"notes":null,"years":"2007–2012"}],"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-sx-f450-ktm-hc-97-prox-016428a","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/2719ddfd663f:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/2719ddfd663f: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."]}}