{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e43ff085e809","name":"KAWASAKI KX 125 2001-2002 GRADE D 53.98mm SINGLE RING PISTON","sku":"V.2712D","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":178.12,"formatted":"£178.12"},"summary":"Vertex pistons are manufactured using Low-Ex aluminium alloys with 12%, 18%, or 21% silicon, depending on the application. The pistons are produced using gravity cast or hydraulic forging and then refined through a high-tech heat treatment process. Machining is completed using the latest CNC machines and diamond tools, achieving specific surface finishes for the piston's application. Every Vertex piston undergoes rigorous manual and automatic quality control. Vertex pistons are coated with Molybdenum Bisulphite for break-in and reduced friction. A new Phosphate Coating, developed from Formula One engine technology, offers increased hardness, surface porosity for superior adhesion, and durability twice as long as the Molybdenum Coating. This piston is 53.98mm.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/kawasaki-kx-125-2001-2008-grade-a-53.95mm-race-piston-1043-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/kawasaki-kx-125-2001-2008-grade-a-53.95mm-race-piston-1043-p.jpg"],"description":"Vertex pistons are manufactured using Low-Ex aluminium alloys with 12%, 18%, or 21% silicon, depending on the application. The pistons are produced using gravity cast or hydraulic forging and then refined through a high-tech heat treatment process. Machining is completed using the latest CNC machines and diamond tools, achieving specific surface finishes for the piston's application. Every Vertex piston undergoes rigorous manual and automatic quality control. Vertex pistons are coated with Molybdenum Bisulphite for break-in and reduced friction. A new Phosphate Coating, developed from Formula One engine technology, offers increased hardness, surface porosity for superior adhesion, and durability twice as long as the Molybdenum Coating. This piston is 53.98mm.","descriptionMarkdown":"### Vertex High Performance Single Ring Piston\n\nEngineered for precision and reliability, the Vertex Single Ring Piston is designed to restore peak performance to your motorcycle engine. Manufactured using advanced metallurgical techniques, these pistons utilize specialized Low-Ex silicon-charged aluminium alloys to ensure maximum thermal stability and consistent power delivery.\n\n### Advanced Manufacturing and Durability\n\nEach piston is produced through a sophisticated gravity cast or hydraulic forging process, refined by automated heat treatment cycles for superior material density. The machining process utilizes cutting-edge CNC technology and diamond-tipped tooling to achieve the exact specifications required for high-stress racing environments.\n\n### Key Features\n\n \n- Advanced Alloy Construction: Built with high-silicon content aluminium for low thermal expansion and increased structural integrity.\n \n- Dual-Layer Coating: Features a Molybdenum Bisulphite black coating to reduce friction during the critical break-in period.\n \n- Phosphate Surface Treatment: Utilizes a specialized phosphate coating that increases surface hardness and improves the adhesion of the Molybdenum layer for significantly extended durability.\n \n- Rigorous Quality Control: Every piston undergoes exhaustive manual and automatic inspections to meet strict performance standards.\n \n- Optimized Design: Engineered to provide a perfect fit and consistent compression, ensuring smooth operation within the cylinder.\n\nWhether you are performing a routine rebuild or preparing for competitive racing, this Vertex piston provides the reliable, high-tech solution needed to maintain optimal engine efficiency and longevity.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/kawasaki-kx-125-2001-2002-grade-d-5398mm-single-ring-piston","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/e43ff085e809:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/e43ff085e809:1"}},"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."]}}