{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"70509bb4a4cc","name":"YAMAHA YZF / WRF 250 2001-2004 GRADE A 76.95mm STD COMPRESSION 12.5:1","sku":"V.2805A","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":242.92,"formatted":"£242.92"},"summary":"Vertex pistons are forged from high-quality 2618 aluminum alloy, suited for high-pressure four-stroke engines. Each piston features a Molybdenum Disulphide (MOS2) coating on the piston skirt to aid in break-in and reduce wear. Vertex offers unique piston profiles and compression ratios in A, B, C, and D sizes. This variation, measuring 0.004 inches, allows for a precise fit to the cylinder to maximize power and performance while reducing blow-by and oil consumption. This specific piston is GRADE A with STD COMPRESSION 12.5:1 and a diameter of 76.95mm.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/yamaha-yzf-wrf-250-2001-2004-grade-a-76.95mm-std-compression-12.5-1-5053-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/yamaha-yzf-wrf-250-2001-2004-grade-a-76.95mm-std-compression-12.5-1-5053-p.jpg"],"description":"Vertex pistons are forged from high-quality 2618 aluminum alloy, suited for high-pressure four-stroke engines. Each piston features a Molybdenum Disulphide (MOS2) coating on the piston skirt to aid in break-in and reduce wear. Vertex offers unique piston profiles and compression ratios in A, B, C, and D sizes. This variation, measuring 0.004 inches, allows for a precise fit to the cylinder to maximize power and performance while reducing blow-by and oil consumption. This specific piston is GRADE A with STD COMPRESSION 12.5:1 and a diameter of 76.95mm.","descriptionMarkdown":"### Vertex Grade A High-Performance Four-Stroke Piston\n\nEnhance the power and reliability of your engine with this premium Vertex four-stroke piston. Engineered for riders who demand top-tier performance, this piston is precision-manufactured to meet the high-stress requirements of modern four-stroke powerplants.\n\nThis piston is forged from high-quality 2618 aluminum alloy, providing exceptional strength and durability under intense operating pressures. Designed with a 12.5:1 compression ratio and a 76.95mm bore size, this component ensures your engine maintains optimal performance and consistent output.\n\n### Key Features\n\n \n- Advanced Alloy Construction: Forged from high-grade 2618 aluminum alloy for maximum structural integrity and heat resistance.\n \n- MOS2 Skirt Coating: Features a specialized Molybdenum Disulphide coating on the piston skirt to assist with the break-in process and significantly reduce friction and wear.\n \n- Precision Sizing: Offered in Grade A sizing to ensure a perfect fit within the cylinder, effectively minimizing blow-by and oil consumption while maximizing compression.\n \n- Optimized Performance: Engineered to withstand the rigors of high-revving four-stroke engines, offering improved reliability over stock components.\n\nWhether you are performing a routine rebuild or looking to restore factory-level performance to your engine, this Vertex piston provides the exact specifications needed for a high-quality repair.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/yamaha-yzf-wrf-250-2001-2004-grade-a-7695mm-std-compression-1251","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/70509bb4a4cc:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/70509bb4a4cc: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."]}}