{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"8989a566875c","name":"KTM SX 105 2004-2017 GRADE A 51.95mm","sku":"V.2991A","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":161.92,"formatted":"£161.92"},"summary":"Vertex pistons are manufactured using Low-Ex aluminium alloys with 12%, 18% or 21% silicon, depending on the application. Pistons are made using gravity casting or hydraulic forging, with material structure refined by heat treatment in an automatic HT implant with solubilization by quench in hot water. Machining is completed using CNC machines and software with diamond tools for specific surface finishes. Every Vertex piston undergoes rigorous manual and automatic quality control. Vertex pistons are coated with a special Molybdenum Bisulphite black coating for break-in and friction reduction. A new Phosphate Coating has been introduced, offering increased hardness and light surface porosity for superior adhesion and double the coating durability. This piston has a bore of 51.95mm.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/ktm-sx-105-2004-2017-grade-a-51.95mm-1708-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/ktm-sx-105-2004-2017-grade-a-51.95mm-1708-p.jpg"],"description":"Vertex pistons are manufactured using Low-Ex aluminium alloys with 12%, 18% or 21% silicon, depending on the application. Pistons are made using gravity casting or hydraulic forging, with material structure refined by heat treatment in an automatic HT implant with solubilization by quench in hot water. Machining is completed using CNC machines and software with diamond tools for specific surface finishes. Every Vertex piston undergoes rigorous manual and automatic quality control. Vertex pistons are coated with a special Molybdenum Bisulphite black coating for break-in and friction reduction. A new Phosphate Coating has been introduced, offering increased hardness and light surface porosity for superior adhesion and double the coating durability. This piston has a bore of 51.95mm.","descriptionMarkdown":"### Vertex High Performance Piston 51.95mm Grade A\n\nUpgrade your engine performance with this precision-engineered Vertex piston. Designed for riders who demand reliability and power, this 51.95mm Grade A piston is manufactured using exotic, low-expansion aluminum alloys to ensure optimal thermal stability and structural integrity under demanding racing conditions.\n\nVertex utilizes advanced gravity casting and hydraulic forging processes, refined through a state-of-the-art heat treatment cycle. This ensures that every component maintains consistent performance and durability throughout its lifespan. Each piston is machined to exact tolerances using CNC technology and diamond tooling to provide the perfect surface finish for your cylinder.\n\n### Key Features\n\n \n- Advanced Alloy Composition: Manufactured with silicon-charged, low-expansion aluminum alloys for superior strength and heat resistance.\n \n- Dual Coating Technology: Features a Molybdenum Bisulphite black coating to reduce friction and assist with the break-in process.\n \n- Enhanced Durability: Incorporates an all-over Phosphate Coating that increases surface hardness and provides superior adhesion for the Molybdenum layer, effectively doubling the coating durability.\n \n- Precision Machined: Produced via CNC machining processes for exact dimensions and weight consistency.\n \n- Quality Assured: Every unit undergoes rigorous manual and automatic quality control checks to meet the highest performance standards.\n\nWhether you are performing a routine rebuild or looking to maximize engine output, Vertex pistons provide the professional-grade consistency needed for peak power delivery and long-lasting engine health.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/ktm-sx-105-2004-2017-grade-a-5195mm","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/8989a566875c:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/8989a566875c: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."]}}