{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"d75838c26a50","name":"PISTON KIT SET/4 HAYABUSA 85, WOSSNER K8733D400-4 SUZUKI, 2008-2016 DISPL. 1474cc","sku":"56-W9895.400.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":793.43,"formatted":"£793.43"},"summary":"Wossner forged piston kit K8733D400-4 features an 85.00mm bore (+4.00mm oversize) and is engineered for SUZUKI HAYABUSA GSX R 1300 models. Supplied as a set of four high-compression 3-ring pistons, this oversized kit is designed to increase engine displacement and maintain reliability in high-performance or turbocharged setups. Manufactured in Germany, it offers superior heat management, structural integrity, and precision fitment. Features include forged 3-ring piston construction for enhanced strength, optimized heat transfer, elliptical design for uniform expansion and thrust load distribution, and prevention of piston collapse. Specifications: Bore 85.00mm (+4.00mm oversize), Piston code Wossner K8733D400-4, Clip part number CW18, Piston pin WP054, Ring set 850XDS, Displacement options 1340 / 1406 / 1440 / 1474 cm³, Stroke 63.00 mm, Clearance 0.07 mm, Wossner compression ratio 9.00:1, OEM compression ratio 11.00:1, Dome volume -17.80 cm³, Compression height 26.80 mm. Cross-reference OEM Part Number: 56-W9895.400.WO.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"85.00mm"},{"label":"Variant Id","value":"259093"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock58039_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock58039_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock58039_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock58039_3.jpg"],"description":"Wossner forged piston kit K8733D400-4 features an 85.00mm bore (+4.00mm oversize) and is engineered for SUZUKI HAYABUSA GSX R 1300 models. Supplied as a set of four high-compression 3-ring pistons, this oversized kit is designed to increase engine displacement and maintain reliability in high-performance or turbocharged setups. Manufactured in Germany, it offers superior heat management, structural integrity, and precision fitment. Features include forged 3-ring piston construction for enhanced strength, optimized heat transfer, elliptical design for uniform expansion and thrust load distribution, and prevention of piston collapse. Specifications: Bore 85.00mm (+4.00mm oversize), Piston code Wossner K8733D400-4, Clip part number CW18, Piston pin WP054, Ring set 850XDS, Displacement options 1340 / 1406 / 1440 / 1474 cm³, Stroke 63.00 mm, Clearance 0.07 mm, Wossner compression ratio 9.00:1, OEM compression ratio 11.00:1, Dome volume -17.80 cm³, Compression height 26.80 mm. Cross-reference OEM Part Number: 56-W9895.400.WO.","descriptionMarkdown":"### Wossner Forged Piston Kit K8733D400-4 for Suzuki Hayabusa\n\nEnhance the performance of your Suzuki Hayabusa GSX R 1300 with this Wossner forged piston kit. Engineered for models from 2008 to 2016, this kit features a 4.00mm oversize bore for increased engine displacement, making it ideal for high-performance and turbocharged applications. Manufactured in Germany, these pistons are built to deliver superior strength, heat management, and reliability.\n\n**Key Features:**\n\n \n- Forged 3-ring piston construction for exceptional strength\n \n- Optimised heat transfer for improved engine cooling\n \n- Elliptical design for uniform expansion and balanced thrust loads\n \n- Prevents piston collapse by reducing localised pressure points\n \n- Precision manufactured in Germany\n\n**Specifications:**\n\n \n- Bore: 85.00mm (+4.00mm oversize)\n \n- Piston Code: Wossner K8733D400-4\n \n- Clip Part Number: CW18\n \n- Piston Pin: WP054\n \n- Ring Set: 850XDS\n \n- Displacement Options: 1340 / 1406 / 1440 / 1474 cm&sup3;\n \n- Stroke: 63.00 mm\n \n- Clearance: 0.07 mm\n \n- Wossner Compression Ratio: 9.00:1\n \n- OEM Compression Ratio: 11.00:1\n \n- Dome Volume: -17.80 cm&sup3;\n \n- Compression Height: 26.80 mm","weightGrams":null,"fitments":[{"make":"SUZUKI","model":"GSX R HAYABUSA 1300","cc":null,"notes":null,"years":"2008–2015"}],"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-set4-hayabusa-85-wossner-k8733d400-4-suzuki-2008-2016-displ-1474cc","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/d75838c26a50:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/d75838c26a50:1"}},"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."]}}