{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"7cb52ad4f9d0","name":"PISTON KIT YZ125 1985 58.00mm, WISECO 521M05800 YAMAHA","sku":"56-W521+2.00","brand":"Wiseco","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":173.28,"formatted":"£173.28"},"summary":"Wiseco Piston Assembly 521M05800. This piston kit has a bore size of 58.00mm. The kit includes two CW16 circlips and one S270 wrist pin. Power valve must be modified for .040 and larger. Top-end bearing available separately, part number B1016. Wiseco forged pistons are superior in strength and design. Sold by application and bore size; standard and oversizes are not indicated.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"58mm"},{"label":"Variant Id","value":"256686"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W521_2B2_2E00/21a2572bea2b4c5c.png","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W521_2B2_2E00/21a2572bea2b4c5c.png"],"description":"Wiseco Piston Assembly 521M05800. This piston kit has a bore size of 58.00mm. The kit includes two CW16 circlips and one S270 wrist pin. Power valve must be modified for .040 and larger. Top-end bearing available separately, part number B1016. Wiseco forged pistons are superior in strength and design. Sold by application and bore size; standard and oversizes are not indicated.","descriptionMarkdown":"### Wiseco Piston Assembly for Yamaha YZ125\n\nThis high-quality Wiseco forged piston assembly is designed to provide superior strength and performance for your Yamaha YZ125. Wiseco pistons are engineered for durability and are a top choice for demanding applications.\n\nThis kit includes:\n\n \n- One Wiseco forged piston\n \n- Two CW16 circlips\n \n- One S270 wrist pin\n\n**Important Note:** Modifications may be required for the power valve on certain applications. Please consult your service manual or contact technical support if you have questions regarding fitment or installation. This piston is sold by application and bore size. Ensure you order the correct standard or oversize bore size for your specific needs.\n\n**Features:**\n\n \n- Forged construction for enhanced strength and durability\n \n- Designed for optimal performance\n \n- Includes all necessary components for installation (piston, wrist pin, circlips)\n \n- Direct replacement for specified applications","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-yz125-1985-5800mm-wiseco-521m05800-yamaha","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/7cb52ad4f9d0:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/7cb52ad4f9d0:1"}},"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."]}}