{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"998e4c86f9a8","name":"PISTON KIT 98-01 YZ125 56.00, WOSSNER 8091D200 YAMAHA MX","sku":"56-W726_200.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":125.4,"formatted":"£125.40"},"summary":"This Wossner piston kit features a 56.00mm bore, which is a +2.00mm oversize. It is engineered for high durability and strength under load due to its forged piston construction. The design offers efficient heat transfer for enhanced engine cooling and reliability. Its elliptical shape ensures uniform expansion, minimising stress points and the risk of piston failure. This piston kit is manufactured in Germany to exacting standards. Specifications include a bore size of 56.00 mm, actual piston size of 55.95 mm, display (cm³) of 125, stroke of 54.50 mm, clearance of 0.05 mm, a 2-stroke compression ratio, and a compression height of 28.00 mm. Included components are Piston: Wossner PN# 8091D200, Lock: PN# CW15, Pin: PN# WP032, Ring Set: PN# RSB5600, and Rod: PN# P2019. The weight is 192 grams.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"56.0mm"},{"label":"Variant Id","value":"257561"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock56507_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock56507_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock56507_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock56507_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock56507_4.jpg"],"description":"This Wossner piston kit features a 56.00mm bore, which is a +2.00mm oversize. It is engineered for high durability and strength under load due to its forged piston construction. The design offers efficient heat transfer for enhanced engine cooling and reliability. Its elliptical shape ensures uniform expansion, minimising stress points and the risk of piston failure. This piston kit is manufactured in Germany to exacting standards. Specifications include a bore size of 56.00 mm, actual piston size of 55.95 mm, display (cm³) of 125, stroke of 54.50 mm, clearance of 0.05 mm, a 2-stroke compression ratio, and a compression height of 28.00 mm. Included components are Piston: Wossner PN# 8091D200, Lock: PN# CW15, Pin: PN# WP032, Ring Set: PN# RSB5600, and Rod: PN# P2019. The weight is 192 grams.","descriptionMarkdown":"### Wossner Piston Kit 56.00mm Oversize for Yamaha YZ125/WR125 (1998-2001)\n\n This Wossner forged piston kit is engineered for high performance and durability in Yamaha YZ125 and WR125 two-stroke engines. Featuring a 56.00mm bore, this kit is 2.00mm oversize and built in Germany to exacting standards. The forged construction provides superior mechanical strength and heat resistance, crucial for demanding off-road and racing applications.\n\n#### Key Features:\n\n \n- Forged Piston: Offers enhanced durability and strength to withstand high engine loads and RPMs.\n \n- Optimized Heat Transfer: Designed for efficient heat dissipation, contributing to improved engine cooling and reliability.\n \n- Elliptical Piston Design: Ensures uniform expansion during operation, minimizing stress points and reducing the risk of piston failure.\n \n- German Engineering: Manufactured to precise specifications for consistent quality and performance.\n\n#### Specifications:\n\n \n- Bore Size: 56.00 mm\n \n- Actual Piston Size: 55.95 mm\n \n- Displacement: 125 cm&sup3;\n \n- Stroke: 54.50 mm\n \n- Clearance: 0.05 mm\n \n- Compression Ratio: 2-stroke (Compatible with Wossner and OEM)\n \n- Compression Height: 28.00 mm\n\n#### Included Components:\n\n \n- Piston (Wossner PN# 8091D200)\n \n- Lock (PN# CW15)\n \n- Pin (PN# WP032)\n \n- Ring Set (PN# RSB5600)\n \n- Rod (PN# P2019)","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-98-01-yz125-5600-wossner-8091d200-yamaha-mx","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/998e4c86f9a8:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/998e4c86f9a8:1"}},"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."]}}