{"product_id":"yamaha-kx-670-kx-690-cassette-belt-kit-cx674320-cx674310","title":"Yamaha KX-670, KX-690 Belt Kit","description":"\u003cdiv class=\"shopify-description\" style=\"font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: #333333; line-height: 1.6; max-width: 800px; margin: 0 auto; padding: 10px;\"\u003e\n\u003c!-- Hero Intro Section --\u003e\n\u003csection style=\"margin-bottom: 25px;\"\u003e\n\u003ch2 style=\"color: #111111; font-size: 1.4em; border-bottom: 2px solid #e1e1e1; padding-bottom: 8px; margin-top: 0;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp style=\"font-size: 1em; color: #444444; margin-top: 12px;\"\u003eRestore your vintage Yamaha tape deck to its original peak performance with this premium replacement belt kit manufactured by \u003cstrong\u003ePerform Research\u003c\/strong\u003e. Engineered in Germany to exact OEM specifications, this kit is the perfect solution for servicing discontinued factory parts.\u003c\/p\u003e\n\u003cp style=\"font-size: 1em; color: #444444;\"\u003eOver time, original rubber belts stretch, dry out, or turn to residue, leading to playback speed fluctuations (wow and flutter) or complete mechanical failure. This high-quality kit ensures your audio remains crisp, stable, and perfectly timed.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Key Features List --\u003e\n\u003csection style=\"margin-bottom: 25px;\"\u003e\n\u003ch3 style=\"color: #111111; font-size: 1.2em; margin-bottom: 12px;\"\u003eWhy Choose Perform Belts?\u003c\/h3\u003e\n\u003cul style=\"list-style-type: none; padding-left: 0; margin: 0;\"\u003e\n\u003cli style=\"padding: 8px 0; border-bottom: 1px dashed #e1e1e1;\"\u003e\n\u003cstrong\u003eOEM Quality Solution:\u003c\/strong\u003e Original factory belts have been officially discontinued by Yamaha; this kit restores your equipment to peak standard.\u003c\/li\u003e\n\u003cli style=\"padding: 8px 0; border-bottom: 1px dashed #e1e1e1;\"\u003e\n\u003cstrong\u003eEngineered Excellence:\u003c\/strong\u003e Specialised components are developed with improved application standards to meet or exceed original factory specs.\u003c\/li\u003e\n\u003cli style=\"padding: 8px 0;\"\u003e\n\u003cstrong\u003eSuperior Materials:\u003c\/strong\u003e Delivers precise matching elasticity, grip, and longevity for reliable long-term playback.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Kit Contents Box --\u003e\n\u003csection style=\"margin-bottom: 25px;\"\u003e\n\u003ch3 style=\"color: #111111; font-size: 1.2em; margin-bottom: 12px;\"\u003eKit Contents\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #f4f6f8; border: 1px solid #e1e1e1; padding: 15px; border-radius: 6px;\"\u003e\n\u003cp style=\"margin: 0 0 10px 0; font-size: 0.95em; color: #555555;\"\u003eEach kit contains the exact internal drive belts required for a complete transport overhaul:\u003c\/p\u003e\n\u003cul style=\"padding-left: 20px; margin: 0; color: #222222; font-weight: 600;\"\u003e\n\u003cli style=\"margin-bottom: 4px;\"\u003e1 x Flat Section Capstan Belt \u003cspan style=\"font-weight: normal; color: #555555;\"\u003e(MPN: CX674310)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0;\"\u003e1 x Square Section Reel Belt \u003cspan style=\"font-weight: normal; color: #555555;\"\u003e(MPN: CX674320)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Pro Tip Box --\u003e\n\u003cdiv style=\"background-color: #f8f9fa; border-left: 4px solid #0056b3; padding: 15px; border-radius: 4px; margin-bottom: 25px;\"\u003e\n\u003cstrong style=\"color: #0056b3; font-size: 1.05em; display: block; margin-bottom: 6px;\"\u003e💡 Pro Installation Tip for Best Performance\u003c\/strong\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 0.95em; color: #555555;\"\u003eBefore installing your new belts, it is critical to thoroughly clean the entire belt path surface (pulleys and flywheels).\u003c\/p\u003e\n\u003cul style=\"padding-left: 20px; margin: 0; font-size: 0.95em; color: #555555;\"\u003e\n\u003cli style=\"margin-bottom: 4px;\"\u003eUse isopropyl alcohol (rubbing alcohol) and a cotton swab to remove old, invisible rubber residue.\u003c\/li\u003e\n\u003cli\u003eFailing to clean the path can contaminate the new rubber, leading to premature slippage and reduced lifespan.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- Technical Specifications Table --\u003e\n\u003csection style=\"margin-bottom: 30px;\"\u003e\n\u003ch3 style=\"color: #111111; font-size: 1.2em; margin-bottom: 12px;\"\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; text-align: left; font-size: 0.95em; height: 148.914px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 21.2734px;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); font-weight: bold; width: 40%; height: 21.2734px;\"\u003eCompatible Brand\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); height: 21.2734px;\"\u003eYamaha\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.2734px;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); font-weight: bold; height: 21.2734px;\"\u003eCompatible Models\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); height: 21.2734px;\"\u003eKX-670, KX-690 Stereo Cassette Decks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 21.2734px;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); font-weight: bold; height: 21.2734px;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); height: 21.2734px;\"\u003ePerform Research\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.2734px;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); font-weight: bold; height: 21.2734px;\"\u003eCountry of Manufacture\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); height: 21.2734px;\"\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 21.2734px;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); font-weight: bold; height: 21.2734px;\"\u003eCondition\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); height: 21.2734px;\"\u003eBrand New\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.2734px;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); font-weight: bold; height: 21.2734px;\"\u003eProduct Number\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); height: 21.2734px;\"\u003e17130800\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 21.2734px;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); font-weight: bold; height: 21.2734px;\"\u003eEAN \/ Barcode\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid rgb(225, 225, 225); height: 21.2734px;\"\u003e3861167022710\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003c!-- Call to Action Banner --\u003e\n\u003cdiv style=\"text-align: center; background-color: #111111; color: #ffffff; padding: 15px; border-radius: 6px;\"\u003e\n\u003cp style=\"margin: 0; font-weight: 600; font-size: 1.05em;\"\u003eOrder your Perform Replacement Belt Kit today and give your Yamaha cassette deck a new lease on life!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1332\/0321\/files\/yamaha-kx-670_-kx-690-disassembly-procedures.pdf?v=1785939604\" target=\"_blank\" title=\"Yamaha KX-670, KX-690 disassembly procedure\" rel=\"noopener\"\u003e\u003cimg class=\"file-icon-lr\" src=\"https:\/\/drive-thirdparty.googleusercontent.com\/32\/type\/application\/pdf\" alt=\"PDF icon\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1332\/0321\/files\/yamaha-kx-670_-kx-690-disassembly-procedures.pdf?v=1785939604\" target=\"_blank\" title=\"Yamaha KX-670, KX-690 disassembly procedure\" rel=\"noopener\"\u003eDisassembly procedure\u003c\/a\u003e\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":47120348840239,"sku":"G1 (MPN: 48840239)","price":6.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1332\/0321\/files\/yamaha-kx-670-kx-690-cassette-belt-kit-cx674320-cx674310.png?v=1785937364","url":"https:\/\/sparedparts.com\/en-ch\/products\/yamaha-kx-670-kx-690-cassette-belt-kit-cx674320-cx674310","provider":"Spared Parts UK","version":"1.0","type":"link"}