{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"6267fe82eaf5","name":"PISTON KIT 15-25 BETA RR350 4T 88mm, PROX 01.7355.A BETA 350RR, 13.2:1","sku":"56-W9835.A.PX","brand":"Pro-X Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":229.85,"formatted":"£229.85"},"summary":"Forged piston kit A, 87.96 mm bore. Standard compression 13.2:1. ProX piston kits are supplied complete with piston rings, wrist pin, and circlips. ProX pistons are precision machined on the latest CNC equipment and use the same low-expansion, low-friction piston alloy all major Japanese engine manufacturers use. Uses an OEM style tin coating to assist the break-in process. Replacement parts include ProX ring set, ProX piston pin, and ProX clips. ProX 01.7355.A.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"88.00mm"},{"label":"Variant Id","value":"302628"}],"image":"https://www.oro2u.com/media/catalog/product/5/6/56-w9835-a-px.jpg","images":["https://www.oro2u.com/media/catalog/product/5/6/56-w9835-a-px.jpg"],"description":"Forged piston kit A, 87.96 mm bore. Standard compression 13.2:1. ProX piston kits are supplied complete with piston rings, wrist pin, and circlips. ProX pistons are precision machined on the latest CNC equipment and use the same low-expansion, low-friction piston alloy all major Japanese engine manufacturers use. Uses an OEM style tin coating to assist the break-in process. Replacement parts include ProX ring set, ProX piston pin, and ProX clips. ProX 01.7355.A.","descriptionMarkdown":"### ProX Forged Piston Kit - 88mm Bore, 13.2:1 Compression\n\nUpgrade your engine with this high-quality ProX Forged Piston Kit. Precision-engineered for optimal performance and durability, this kit is designed to meet the exacting standards of major Japanese engine manufacturers.\n\n**Key Features:**\n\n \n- Forged piston construction for superior strength and reliability.\n \n- 87.96mm standard bore size.\n \n- 13.2:1 compression ratio for enhanced power output.\n \n- Complete kit includes piston rings, wrist pin, and circlips for a ready-to-install solution.\n \n- Manufactured using state-of-the-art CNC equipment for precise tolerances.\n \n- Utilizes a low-expansion, low-friction piston alloy.\n \n- Features an OEM-style tin coating to aid in the crucial break-in process.\n\nThis ProX Piston Kit is a direct replacement for your original component, ensuring a perfect fit and straightforward installation. Experience the difference that precision machining and premium materials can make in your motorcycle's performance.","weightGrams":null,"fitments":[{"make":"BETA","model":"RR ENDURO 4T 350","cc":null,"notes":null,"years":"2015–2025"}],"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-15-25-beta-rr350-4t-88mm-prox-017355a-beta-350rr-1321","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/6267fe82eaf5:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/6267fe82eaf5:1"}},"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."]}}