{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"8e543d120f8d","name":"PISTON KIT 92-08 TRX300 74.00, FORGED WOSSNER 8675DA ATV","sku":"56-W4574.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":220.73,"formatted":"£220.73"},"summary":"Wossner 74mm forged piston kit. Engineered for optimal combustion chamber heat transfer and uniform load distribution, reducing localized pressure and preventing piston collapse. Made in Germany for durability and performance. Features forged construction for superior strength and durability, optimized heat transfer to cylinder walls, and an elliptical design for uniform bearing surface under heat expansion. Reduces localized pressure, evenly distributes thrust loads, and prevents piston collapse under high-stress conditions. Specifications include a bore size of 74mm, Wossner Part Number 8675DA, Lock Part Number CW17, Pin Part Number WP090, Ring Set Part Number 740XDS, displacement of 282 cm³, stroke of 65.50mm, clearance of 0.06mm, compression ratio of OEM (12.00:1), dome volume of +6.30 cm³, and compression height of 23.30mm.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"74mm"},{"label":"Variant Id","value":"255725"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4574_2EWO/dc16d1dad603e2b4.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4574_2EWO/dc16d1dad603e2b4.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4574_2EWO/54c5fe1896ee9495.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4574_2EWO/1a816c1a7e6045f5.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4574_2EWO/7d09900988222a8a.jpg"],"description":"Wossner 74mm forged piston kit. Engineered for optimal combustion chamber heat transfer and uniform load distribution, reducing localized pressure and preventing piston collapse. Made in Germany for durability and performance. Features forged construction for superior strength and durability, optimized heat transfer to cylinder walls, and an elliptical design for uniform bearing surface under heat expansion. Reduces localized pressure, evenly distributes thrust loads, and prevents piston collapse under high-stress conditions. Specifications include a bore size of 74mm, Wossner Part Number 8675DA, Lock Part Number CW17, Pin Part Number WP090, Ring Set Part Number 740XDS, displacement of 282 cm³, stroke of 65.50mm, clearance of 0.06mm, compression ratio of OEM (12.00:1), dome volume of +6.30 cm³, and compression height of 23.30mm.","descriptionMarkdown":"### Wossner Forged Piston Kit 74mm for Honda TRX300 Series ATVs\n\nEnhance your Honda TRX300X or TRX300EX ATV's performance and durability with this high-quality Wossner forged piston kit. Engineered in Germany, this piston is designed for superior strength and optimized combustion. Its advanced design ensures even heat transfer to cylinder walls and uniform load distribution, preventing localized pressure and potential piston collapse under demanding conditions. Experience improved reliability and performance with this precision-crafted component.\n\n#### Key Features\n\n\t\n- Forged construction for exceptional strength and longevity.\n\t\n- Optimized for efficient heat transfer to cylinder walls.\n\t\n- Elliptical design promotes uniform bearing surface, even with heat expansion.\n\t\n- Effectively reduces localized pressure and distributes thrust loads evenly.\n\t\n- Designed to prevent piston collapse during high-stress operation.\n\n#### Specifications\n\n\t\n- Bore Size: 74mm\n\t\n- Wossner Part Number: 8675DA\n\t\n- Lock Part Number: CW17\n\t\n- Pin Part Number: WP090\n\t\n- Ring Set Part Number: 740XDS\n\t\n- Displacement: 282 cm&sup3;\n\t\n- Stroke: 65.50mm\n\t\n- Clearance: 0.06mm\n\t\n- Compression Ratio: OEM (12.00:1)\n\t\n- Dome Volume: +6.30 cm&sup3;\n\t\n- Compression Height: 23.30mm","weightGrams":null,"fitments":[{"make":"HONDA","model":"TRX 300EX","cc":null,"notes":null,"years":"1993–2011"},{"make":"HONDA","model":"TRX EX 300","cc":null,"notes":null,"years":"1992–2011"},{"make":"HONDA","model":"TRX X 300","cc":null,"notes":null,"years":"1993–2012"}],"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-92-08-trx300-7400-forged-wossner-8675da-atv","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/8e543d120f8d:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/8e543d120f8d: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."]}}