{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"0d2688514737","name":"SUZUKI RM 250 2003-2012 GRADE C 66.35mm TWIN RING PISTON","sku":"V.2854C","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":218.62,"formatted":"£218.62"},"summary":"Vertex pistons are manufactured using Low-Ex Silicon aluminium alloys with 12%, 18%, or 21% silicon content, depending on the application. Pistons are made using gravity casting or hydraulic forging, followed by a heat treatment process. Machining is done with CNC machines and diamond tools to achieve specific surface finishes. Each piston undergoes manual and automatic quality control. Vertex pistons feature a Molybdenum Bisulphite black coating for break-in and friction reduction, and a Phosphate Coating for enhanced durability and adhesion. This piston is 66.35mm with twin rings.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/suzuki-rm-250-2003-2012-grade-c-66.35mm-twin-ring-piston-6344-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/suzuki-rm-250-2003-2012-grade-c-66.35mm-twin-ring-piston-6344-p.jpg"],"description":"Vertex pistons are manufactured using Low-Ex Silicon aluminium alloys with 12%, 18%, or 21% silicon content, depending on the application. Pistons are made using gravity casting or hydraulic forging, followed by a heat treatment process. Machining is done with CNC machines and diamond tools to achieve specific surface finishes. Each piston undergoes manual and automatic quality control. Vertex pistons feature a Molybdenum Bisulphite black coating for break-in and friction reduction, and a Phosphate Coating for enhanced durability and adhesion. This piston is 66.35mm with twin rings.","descriptionMarkdown":"### Vertex High Performance Grade C Twin Ring Piston\n\nThe Vertex Grade C Twin Ring Piston is engineered for riders who demand precision, durability, and reliable performance from their engine. Manufactured using advanced metallurgical techniques, this piston is designed to withstand the stresses of high performance operation while maintaining optimal tolerances within the cylinder.\n\n### Advanced Material Construction\n\nEach piston is crafted from specialized Low-Ex (low expansion) aluminium alloys, charged with high silicon content for superior strength and thermal stability. The manufacturing process utilizes a precision hydraulic forging or gravity casting method, followed by a state-of-the-art heat treatment process that ensures a refined material structure and long-term reliability.\n\n### Key Features\n\n \n- Precision Machining: Utilizes advanced CNC technology and diamond tooling to ensure exact tolerances and the specific surface finishes required for high performance applications.\n \n- Dual Coating Technology: Features a Molybdenum Bisulphite black coating to reduce friction and assist during the initial piston break-in period.\n \n- Phosphate Coating: Includes an all-over Phosphate coating that provides increased surface hardness and superior adhesion for the Molybdenum layer, effectively doubling the durability of the coating.\n \n- Rigorous Quality Control: Every unit undergoes strict manual and automatic inspections to meet the highest quality standards before leaving the factory.\n \n- Twin Ring Design: Engineered to provide an excellent seal and consistent compression throughout the power band.\n\nBy choosing Vertex, you are investing in a component that utilizes cutting edge technology similar to that found in professional racing engines. Whether you are performing a routine rebuild or seeking to restore peak performance, this Grade C piston provides the consistent quality needed for demanding riding conditions.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/suzuki-rm-250-2003-2012-grade-c-6635mm-twin-ring-piston","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/0d2688514737:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/0d2688514737:1"}},"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."]}}