{"product_id":"keiser-m3i-stretch-pads-pn-550877-new-pair-oem-replacement-parts","title":"Keiser M3i Stretch Pads PN-550877 – New Pair – OEM Replacement Parts","description":"\u003c!-- JSON-LD Product Schema for Google Rich Results --\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cstyle\u003e\ndetails {\n  background: #f8f9fa;\n  border: 1px solid #e0e0e0;\n  border-radius: 8px;\n  padding: 0;\n  margin-bottom: 15px;\n}\ndetails summary {\n  font-size: 1.3em;\n  font-weight: bold;\n  color: #d92323;\n  padding: 15px 20px;\n  cursor: pointer;\n  list-style: none;\n  display: flex;\n  justify-content: space-between;\n  align-items: center;\n}\ndetails summary::-webkit-details-marker { display: none; }\ndetails summary:after {\n  content: '+';\n  font-size: 1.5em;\n  font-weight: normal;\n}\ndetails[open] summary:after {\n  content: '−';\n}\ndetails.content {\n  padding: 0 20px 20px 20px;\n  border-top: 1px solid #e0e0e0;\n}\n\u003c\/style\u003e\n\u003ch1 style=\"font-size: 2.4em; color: #d92323; margin-bottom: 10px;\"\u003eKeiser M3i Stretch Pads PN-550877 – New Pair\u003c\/h1\u003e\n\u003cdiv style=\"background: linear-gradient(135deg, #d92323 0%, #a51c1c 100%); color: white; padding: 15px 20px; border-radius: 8px; margin: 20px 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap;\"\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-size: 1.3em; font-weight: bold;\"\u003eGenuine OEM Keiser Replacement Parts\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 0.95em; opacity: 0.9;\"\u003e📍 Lancaster, PA 17601 | 🚚 Ships Fast\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: rgba(255,255,255,0.2); padding: 8px 15px; border-radius: 20px; margin-top: 10px;\"\u003e\u003cstrong\u003e✓ Brand New – Never Used\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"color: #333; font-size: 1.4em; margin: 15px 0 5px 0;\"\u003eOEM Stretch Pads for Keiser M3i Indoor Cycles\u003c\/h3\u003e\n\u003cp style=\"font-size: 1.1em; line-height: 1.7;\"\u003e\u003cstrong\u003eBrand new pair of Keiser M3i Stretch Pads PN-550877 for sale.\u003c\/strong\u003e These are genuine OEM replacement stretch pads designed specifically for the \u003cstrong\u003eKeiser M3i indoor cycle\u003c\/strong\u003e. Replace worn, torn, or damaged stretch pads to restore your bike to like-new condition and maintain proper pedal alignment.\u003c\/p\u003e\n\u003cp style=\"font-size: 1.1em; line-height: 1.7;\"\u003eThe stretch pads are located on the pedal crank arms and provide smooth, quiet operation by maintaining proper tension and alignment. Over time, they wear down from heavy use in studios and home gyms. This \u003cstrong\u003enew pair includes both left and right stretch pads\u003c\/strong\u003e ready to install.\u003c\/p\u003e\n\u003chr style=\"border: none; border-top: 2px solid #eee; margin: 30px 0;\"\u003e\n\u003ch2 style=\"color: #333; font-size: 1.8em; margin-bottom: 15px;\"\u003eWhy Replace Your M3i Stretch Pads?\u003c\/h2\u003e\n\u003cul style=\"line-height: 1.8; list-style: none; padding-left: 0;\"\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e✔ \u003cstrong\u003eGenuine Keiser Part #550877:\u003c\/strong\u003e OEM quality ensures perfect fit and function on all M3i models.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e✔ \u003cstrong\u003eRestores Smooth Operation:\u003c\/strong\u003e Eliminates clicking, squeaking, or loose pedal feel from worn pads.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e✔ \u003cstrong\u003ePrevents Damage:\u003c\/strong\u003e Worn stretch pads can cause crank arm wear and costly repairs if not replaced.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e✔ \u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Direct replacement — no modifications needed. Install in minutes with basic tools.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e✔ \u003cstrong\u003eNew Pair Included:\u003c\/strong\u003e You receive both left and right pads to replace both sides at once.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e✔ \u003cstrong\u003eLancaster PA Location:\u003c\/strong\u003e In stock and ships fast nationwide from 17601.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr style=\"border: none; border-top: 2px solid #eee; margin: 30px 0;\"\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eProduct Details \u0026amp; Compatibility\u003c\/summary\u003e\n\u003cdiv class=\"content\"\u003e\n\u003ch4 style=\"color: #d92323; margin-top: 0;\"\u003ePart Information\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #e0e0e0; margin-bottom: 20px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e550877\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e\u003cstrong\u003ePart Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eStretch Pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e1 Pair (Left + Right)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e\u003cspan style=\"background: #28a745; color: white; padding: 3px 10px; border-radius: 4px; font-weight: bold;\"\u003eBrand New\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eKeiser Corporation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eGenuine OEM Replacement Part\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4 style=\"color: #d92323; margin-top: 20px;\"\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eFits all Keiser M3i Indoor Cycle models.\u003c\/strong\u003e Not compatible with M3, M3+, or M5 bikes. Verify your bike model before ordering — look for \"M3i\" on the frame or console.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eWhen to Replace Stretch Pads\u003c\/summary\u003e\n\u003cdiv class=\"content\"\u003e\n\u003ch4 style=\"color: #d92323; margin-top: 0;\"\u003eSigns You Need New Stretch Pads:\u003c\/h4\u003e\n\u003cul style=\"line-height: 1.7; padding-left: 20px;\"\u003e\n\u003cli\u003eClicking or knocking sound from pedals during use\u003c\/li\u003e\n\u003cli\u003ePedals feel loose or have excessive play\u003c\/li\u003e\n\u003cli\u003eVisible wear, cracking, or deformation of existing pads\u003c\/li\u003e\n\u003cli\u003ePedal alignment feels off or uneven\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance — Keiser recommends inspection every 6 months in commercial settings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"background: #e7f3ff; border: 1px solid #b3d7ff; padding: 15px; border-radius: 8px; margin: 15px 0;\"\u003e\n\u003cp style=\"margin: 0;\"\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e Always replace both left and right stretch pads together for balanced pedal feel and even wear. This listing includes a complete pair.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eShipping \u0026amp; Installation\u003c\/summary\u003e\n\u003cdiv class=\"content\"\u003e\n\u003ch4 style=\"color: #d92323; margin-top: 0;\"\u003eShipping Information\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e📦 Fast Shipping:\u003c\/strong\u003e In stock and ships same or next business day from Lancaster, PA 17601.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e📍 Local Pickup:\u003c\/strong\u003e Available in Lancaster, Pennsylvania to save on shipping.\u003c\/p\u003e\n\u003ch4 style=\"color: #d92323; margin-top: 20px;\"\u003eInstallation\u003c\/h4\u003e\n\u003cp\u003eDirect replacement part. Installation requires basic hand tools and takes approximately 10-15 minutes per side. Remove pedal, replace stretch pad, reinstall pedal. Refer to your Keiser M3i service manual or contact us for installation guidance.\u003c\/p\u003e\n\u003cdiv style=\"background: #fff3cd; border-left: 6px solid #ffc107; padding: 15px; margin: 15px 0; border-radius: 4px;\"\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e Professional installation available locally in Lancaster, PA area. Contact us for service quotes.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eFrequently Asked Questions\u003c\/summary\u003e\n\u003cdiv class=\"content\"\u003e\n\u003cdiv style=\"background: #f8f9fa; padding: 20px; border-radius: 8px; margin-bottom: 15px; border-left: 4px solid #d92323;\"\u003e\n\u003ch3 style=\"font-size: 1.15em; margin: 0 0 8px 0; color: #d92323;\"\u003eWill these fit my Keiser M3 or M3+ bike?\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eNo. PN-550877 is specifically for the \u003cstrong\u003eM3i model only\u003c\/strong\u003e. The M3 and M3+ use different stretch pads. Check your bike frame for the \"M3i\" label before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f8f9fa; padding: 20px; border-radius: 8px; margin-bottom: 15px; border-left: 4px solid #d92323;\"\u003e\n\u003ch3 style=\"font-size: 1.15em; margin: 0 0 8px 0; color: #d92323;\"\u003eHow often should stretch pads be replaced?\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eKeiser recommends inspecting every 6 months in commercial use. Home users typically replace every 2-3 years depending on usage. Replace immediately if you hear clicking or feel pedal play.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f8f9fa; padding: 20px; border-radius: 8px; margin-bottom: 15px; border-left: 4px solid #d92323;\"\u003e\n\u003ch3 style=\"font-size: 1.15em; margin: 0 0 8px 0; color: #d92323;\"\u003eAre these genuine Keiser parts?\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eYes. This is \u003cstrong\u003egenuine OEM Keiser part #550877\u003c\/strong\u003e, not aftermarket. Using genuine parts ensures proper fit, function, and maintains your bike’s warranty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f8f9fa; padding: 20px; border-radius: 8px; margin-bottom: 15px; border-left: 4px solid #d92323;\"\u003e\n\u003ch3 style=\"font-size: 1.15em; margin: 0 0 8px 0; color: #d92323;\"\u003eDo you sell other Keiser M3i parts?\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eYes. We stock common M3i replacement parts including pedals, seats, handlebars, and drive belts. \u003ca style=\"color: #d92323; font-weight: bold;\" href=\"https:\/\/cffstrengthequipment.com\/collections\/keiser-parts\"\u003eView all Keiser parts\u003c\/a\u003e or contact us with your part number.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003ch3 style=\"color: #333; margin-top: 30px;\"\u003eShipping \u0026amp; Pickup from Lancaster, PA\u003c\/h3\u003e\n\u003cdiv style=\"background: #e7f3ff; border: 1px solid #b3d7ff; padding: 20px; border-radius: 8px;\"\u003e\n\u003cp style=\"margin: 0 0 10px 0;\"\u003e\u003cstrong\u003e📍 Lancaster, PA 17601 | In Stock\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0;\"\u003e\u003cstrong\u003e✓ Local pickup available\u003c\/strong\u003e in Lancaster, Pennsylvania.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0;\"\u003e\u003cstrong\u003e🚚 Fast Shipping:\u003c\/strong\u003e Ships same\/next business day via USPS or UPS Ground. Tracking provided.\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eQuestions about fit or installation? \u003cstrong\u003eContact us before ordering\u003c\/strong\u003e and we’ll verify compatibility with your serial number.\u003cbr\u003e\u003cbr\u003e\u003ca style=\"color: #d92323; font-weight: bold;\" title=\"Contact CFF Strength Equipment\" href=\"https:\/\/cffstrengthequipment.com\/pages\/contact\" target=\"_blank\"\u003e→ Contact Us\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Keiser Fitness","offers":[{"title":"Default Title","offer_id":48198765183211,"sku":"550877","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2063\/2201\/files\/keiser-m3i-indoor-cycle-rear-stretch-pad-550877.jpg?v=1777906237","url":"https:\/\/cffstrengthequipment.com\/products\/keiser-m3i-stretch-pads-pn-550877-new-pair-oem-replacement-parts","provider":"CFF STRENGTH EQUIPMENT (CFF FIT)","version":"1.0","type":"link"}