{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"afee99aa8cc6","name":"PISTON KIT 1991 KX125 57.00, WOSSNER 8108D100 KAWASAKI MX","sku":"56-W603+100.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":125.68,"formatted":"£125.68"},"summary":"Wossner forged piston kit 57.00mm bore and 56.94mm piston diameter. This piston offers superior strength and a long service life, with optimized heat dissipation and an elliptical design for improved load distribution and reduced localised stress. Manufactured in Germany to high precision and reliability standards, this kit is designed for 2-stroke applications. Specifications include a bore size of 57.00 mm, piston diameter of 56.94 mm, engine displacement of 125 cm³, stroke of 50.60 mm, clearance of 0.06 mm, compression height of 29.50 mm, and a 2-stroke compression ratio. Wossner part number 8108D100. Includes lock CW16, pin WP036, ring set RSB5700, and rod P2033. Weight 208g.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"57.00mm"},{"label":"Variant Id","value":"257070"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock56016_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock56016_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock56016_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock56016_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock56016_4.jpg"],"description":"Wossner forged piston kit 57.00mm bore and 56.94mm piston diameter. This piston offers superior strength and a long service life, with optimized heat dissipation and an elliptical design for improved load distribution and reduced localised stress. Manufactured in Germany to high precision and reliability standards, this kit is designed for 2-stroke applications. Specifications include a bore size of 57.00 mm, piston diameter of 56.94 mm, engine displacement of 125 cm³, stroke of 50.60 mm, clearance of 0.06 mm, compression height of 29.50 mm, and a 2-stroke compression ratio. Wossner part number 8108D100. Includes lock CW16, pin WP036, ring set RSB5700, and rod P2033. Weight 208g.","descriptionMarkdown":"### Wossner Forged Piston Kit - 57.00mm Bore\n\nEnhance the performance and longevity of your 2-stroke engine with this Wossner forged piston kit. Engineered with exceptional heat management, structural stability, and wear resistance in mind, this piston is designed for demanding applications. Its advanced elliptical design promotes uniform pressure distribution, even during heat expansion, significantly reducing the risk of component failure. Manufactured in Germany to stringent quality standards, this kit ensures precision and reliability.\n\n### Key Features\n\n \n- Forged piston construction for superior strength and extended service life.\n \n- Optimized design for efficient dissipation of combustion heat.\n \n- Elliptical shape enhances load distribution and minimizes localized stress.\n \n- High-precision German manufacturing ensures reliability and performance.\n\n### Specifications\n\n \n- Bore Size: 57.00 mm\n \n- Piston Diameter: 56.94 mm\n \n- Engine Displacement: 125 cm&sup3;\n \n- Stroke: 50.60 mm\n \n- Clearance: 0.06 mm\n \n- Compression Height: 29.50 mm\n \n- Compression Ratio: 2-stroke\n\n### Wossner Part Cross-References\n\n \n- Piston Kit: 8108D100\n \n- Lock: CW16\n \n- Pin: WP036\n \n- Ring Set: RSB5700\n \n- Rod: P2033","weightGrams":null,"fitments":[],"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-1991-kx125-5700-wossner-8108d100-kawasaki-mx","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/afee99aa8cc6:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/afee99aa8cc6:1"}},"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."]}}