{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"13d06ea9ec94","name":"CLUTCH SPRINGS SET/6 EBC CSK163","sku":"04-163.E","brand":"EBC","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":15.07,"formatted":"£15.07"},"summary":"EBC CSK163 clutch springs set of 6. This clutch spring kit provides consistent clutch engagement and control for off-road use. The CSK Series design and heat treated and tempered steel construction balance bite, modulation and durability under repeated heat cycles. Spring tension is approximately 10-15% higher than standard, helping to prevent or reduce clutch slippage under load. Intended to replace tired or weakened clutch springs during service work, these springs are designed to maintain clamp pressure consistency as temperatures rise. Product type: Clutch spring kit. Product range/series: CSK Series Heavy Duty Clutch Spring Kits. Position: Clutch (engine). Compound / material: Heat treated and tempered steel. Construction / design: Heavy duty coil springs.","attributes":[{"label":"General Product Group","value":"Clutch & Transmission"},{"label":"General Product Type","value":"Clutch Spring Set"},{"label":"Variant Id","value":"207362"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/04-163_2EE/174889d42ba66877.png","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/04-163_2EE/174889d42ba66877.png"],"description":"EBC CSK163 clutch springs set of 6. This clutch spring kit provides consistent clutch engagement and control for off-road use. The CSK Series design and heat treated and tempered steel construction balance bite, modulation and durability under repeated heat cycles. Spring tension is approximately 10-15% higher than standard, helping to prevent or reduce clutch slippage under load. Intended to replace tired or weakened clutch springs during service work, these springs are designed to maintain clamp pressure consistency as temperatures rise. Product type: Clutch spring kit. Product range/series: CSK Series Heavy Duty Clutch Spring Kits. Position: Clutch (engine). Compound / material: Heat treated and tempered steel. Construction / design: Heavy duty coil springs.","descriptionMarkdown":"### EBC CSK163 Heavy Duty Clutch Spring Kit\n\nEnhance your motorcycle's clutch performance with the EBC CSK163 Clutch Spring Kit. Designed for off-road applications, these heavy-duty springs provide consistent clutch engagement and superior control, even under demanding conditions. Each kit includes six heat-treated and tempered steel springs, engineered to balance bite, modulation, and durability through repeated heat cycles.\n\n**Key Features:**\n\n\t\n- Approximately 10-15% higher spring tension than standard springs.\n\t\n- Helps prevent or reduce clutch slippage under load, ensuring reliable power transfer.\n\t\n- Ideal replacement for tired or weakened clutch springs during routine maintenance.\n\t\n- Maintains consistent clamp pressure even as operating temperatures rise.\n\n**Specifications:**\n\n\t\n- Product Type: Clutch Spring Kit\n\t\n- Series: CSK Series Heavy Duty Clutch Spring Kits\n\t\n- Position: Clutch (Engine)\n\t\n- Material: Heat Treated and Tempered Steel\n\t\n- Design: Heavy Duty Coil Springs\n\t\n- Quantity: Set of 6 Springs\n\n**Cross Reference:**\n\n\t\n- CSK163","weightGrams":null,"fitments":[{"make":"MONTESA","model":"R 315","cc":null,"notes":null,"years":"1997–2004"}],"collections":[{"name":"Clutch & Transmission","url":"https://www.2brosparts.com/api/agent/collection/GB/clutch-transmission"},{"name":"Clutch Spring Set","url":"https://www.2brosparts.com/api/agent/collection/GB/clutch-spring-set"}],"links":{"page":"https://www.2brosparts.com/products/clutch-springs-set6-ebc-csk163","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/13d06ea9ec94:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/13d06ea9ec94:1"}},"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."]}}