{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"17a6f86ff7c7","name":"PISTON KIT VERTEX 77.0 B HC YAMAHA YZ 250 15-18, VERTEX 24092B US-PRO HC COMPR 13,8:1","sku":"24092B","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":354.59,"formatted":"£354.59"},"summary":"Vertex 24092B US-PRO HC Piston Kit. Bore size 77.00mm. Compression ratio 13.8:1. All Vertex pistons are heat treated with a T-5 or T-6 hardening and tempering cycle. Kits include piston, rings, wrist pin, and circlips. Replacement rings sold individually. Made in Italy. Fits Yamaha YZ 250F models 2015-2018. Replacement parts: Rings 590277000005 SET, Pin 711195, Clips 72055. Cross reference numbers: Piston Assy 1SM-116A0-10-00, Piston (Std) 1SM-11631-10-00, Piston Ring Set (Std) 1SM-11603-00-00, Pin, Piston 1SM-11633-20-00, Circlip 93450-17129-00.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"77mm"},{"label":"Variant Id","value":"282720"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/24092B/3ae4b28f9efc1de5.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/24092B/3ae4b28f9efc1de5.jpg"],"description":"Vertex 24092B US-PRO HC Piston Kit. Bore size 77.00mm. Compression ratio 13.8:1. All Vertex pistons are heat treated with a T-5 or T-6 hardening and tempering cycle. Kits include piston, rings, wrist pin, and circlips. Replacement rings sold individually. Made in Italy. Fits Yamaha YZ 250F models 2015-2018. Replacement parts: Rings 590277000005 SET, Pin 711195, Clips 72055. Cross reference numbers: Piston Assy 1SM-116A0-10-00, Piston (Std) 1SM-11631-10-00, Piston Ring Set (Std) 1SM-11603-00-00, Pin, Piston 1SM-11633-20-00, Circlip 93450-17129-00.","descriptionMarkdown":"### Vertex US-Pro HC Piston Kit - 77.00mm Bore\n\n Enhance your engine's performance with the Vertex US-Pro HC Piston Kit. Designed for high compression applications, this kit is engineered to meet the demanding needs of performance enthusiasts.\n\n#### Key Features:\n\n \n- High Compression Ratio: Features a compression ratio of 13.8:1 for increased power output.\n \n- OEM Replacement Quality: Standard pistons and components are manufactured to meet or exceed Original Equipment Manufacturer specifications.\n \n- Complete Kit: Each kit includes a piston, rings, wrist pin, and circlips for a comprehensive engine rebuild.\n \n- Heat Treated: All Vertex pistons undergo a T-5 or T-6 hardening and tempering cycle for superior durability and strength.\n \n- Precision Bore Size: Engineered with a precise bore size of 77.00mm (actual 76.96mm) for an optimal fit.\n \n- Made in Italy: Crafted with Italian precision and quality.\n \n- OE Fitment: These pistons are fitted as standard equipment on many original bikes, signifying their quality and reliability.\n\n#### Specifications:\n\n \n- Bore Size: 77.00mm [B 76.96mm]\n \n- Compression Ratio: 13.8:1\n\n#### Replacement Parts Available:\n\n \n- Rings: 590277000005 SET\n \n- Pin: 711195\n \n- Clips: 72055","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-vertex-770-b-hc-yamaha-yz-250-15-18-vertex-24092b-us-pro-hc-compr-138","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/17a6f86ff7c7:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/17a6f86ff7c7:1"}},"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."]}}