{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"7f8f29995b34","name":"PISTON KIT B 95mm KTM SX-F450 21-22, HUSQVARNA, ATHENA S5F09500002B","sku":"56-W956.B.ATH.21-22","brand":"Athena","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":190.48,"formatted":"£190.48"},"summary":"This Athena forged piston kit features a 94.96mm bore and is engineered for OE cylinders. Manufactured using reverse extrusion and precision CNC machining, the piston ensures dimensional tolerances below 0.01mm. Constructed from a high-silicon aluminium alloy, it offers durability and performance on par with or exceeding OE standards. The kit includes the piston, pin, circlips, and rings, with low-friction coatings to maximise reliability and efficiency. Features include a forged piston made using reverse extrusion and CNC machining, constructed from high-performance aluminum alloy with high silicon content, tolerances below 0.01mm for OE-level fit and function, a flat head design for consistent combustion, piston rings with PVD or chromium nitride coatings for enhanced wear resistance, and a molybdenum disulfide skirt coating for reduced friction. Developed, engineered, and bench-tested in Italy. Specifications: Bore Size: 94.96mm, Displacement: 449 cm³, Compression Ratio: 12.8:1, Compression Height: 22.80 mm, Number of Segments: 2, Piston Head Type: Flat, Piston Type: Forged, Piston Pin Type: Biconical, Pin Dimensions: 19 x 10 x 45 mm. Cross-Reference OEM Part Numbers: S5F09500002B.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"310946"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W956_2EB_2EATH_2E21-22/85354ba4023c78c8.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W956_2EB_2EATH_2E21-22/85354ba4023c78c8.jpg"],"description":"This Athena forged piston kit features a 94.96mm bore and is engineered for OE cylinders. Manufactured using reverse extrusion and precision CNC machining, the piston ensures dimensional tolerances below 0.01mm. Constructed from a high-silicon aluminium alloy, it offers durability and performance on par with or exceeding OE standards. The kit includes the piston, pin, circlips, and rings, with low-friction coatings to maximise reliability and efficiency. Features include a forged piston made using reverse extrusion and CNC machining, constructed from high-performance aluminum alloy with high silicon content, tolerances below 0.01mm for OE-level fit and function, a flat head design for consistent combustion, piston rings with PVD or chromium nitride coatings for enhanced wear resistance, and a molybdenum disulfide skirt coating for reduced friction. Developed, engineered, and bench-tested in Italy. Specifications: Bore Size: 94.96mm, Displacement: 449 cm³, Compression Ratio: 12.8:1, Compression Height: 22.80 mm, Number of Segments: 2, Piston Head Type: Flat, Piston Type: Forged, Piston Pin Type: Biconical, Pin Dimensions: 19 x 10 x 45 mm. Cross-Reference OEM Part Numbers: S5F09500002B.","descriptionMarkdown":"### Athena 95mm Forged Piston Kit for 450cc Motorcycles\n\nThis Athena forged piston kit is meticulously engineered for optimal performance and durability in select 450cc models. Featuring a precise 94.96mm bore, this kit is manufactured using advanced reverse extrusion and CNC machining techniques, ensuring dimensional tolerances well below 0.01mm for a perfect fit with OE cylinders. Constructed from a high-silicon aluminum alloy, the piston delivers performance that meets or exceeds original equipment standards. Each kit includes a complete assembly for immediate installation.\n\n#### Key Features:\n\n\t\n- Forged piston crafted with reverse extrusion and precision CNC machining.\n\t\n- Built with a high-performance aluminum alloy enriched with high silicon content for superior strength and heat resistance.\n\t\n- Engineered to exacting tolerances below 0.01mm, guaranteeing OE-level fit and function.\n\t\n- Features a flat head design for efficient and consistent combustion.\n\t\n- Piston rings are treated with advanced PVD or chromium nitride coatings for exceptional wear resistance.\n\t\n- A molybdenum disulfide skirt coating (on select models) significantly reduces friction for improved efficiency and longevity.\n\t\n- Developed, engineered, and bench-tested in Italy, ensuring top-tier quality and performance.\n\n#### Specifications:\n\n\t\n- Bore Size: 94.96mm\n\t\n- Displacement: 449 cm&sup3;\n\t\n- Compression Ratio: 12.8:1\n\t\n- Compression Height: 22.80 mm\n\t\n- Number of Segments: 2\n\t\n- Piston Head Type: Flat\n\t\n- Piston Type: Forged\n\t\n- Piston Pin Type: Biconical\n\t\n- Pin Dimensions: 19 x 10 x 45 mm","weightGrams":null,"fitments":[{"make":"GAS-GAS","model":"EX F 450","cc":null,"notes":null,"years":"2021–2023"},{"make":"GAS-GAS","model":"MC F 450","cc":null,"notes":null,"years":"2021–2023"},{"make":"HUSQVARNA","model":"FC 450","cc":null,"notes":null,"years":"2014–2022"},{"make":"HUSQVARNA","model":"FS 450","cc":null,"notes":null,"years":"2015–2023"},{"make":"HUSQVARNA","model":"FX 450","cc":null,"notes":null,"years":"2017–2022"},{"make":"KTM","model":"450 SM R","cc":null,"notes":null,"years":"2013–2014"},{"make":"KTM","model":"450 SM-R","cc":null,"notes":null,"years":"2021–2022"},{"make":"KTM","model":"450 SMR","cc":null,"notes":null,"years":"2013–2014"},{"make":"KTM","model":"450 SX-F","cc":null,"notes":null,"years":"2013–2022"}],"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-b-95mm-ktm-sx-f450-21-22-husqvarna-athena-s5f09500002b","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/7f8f29995b34:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/7f8f29995b34:1"}},"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."]}}