{"product_id":"royal-enfield-570108f-torsion-spring-gear-change-cam-classic-bullet-gt","title":"Royal Enfield 570108\/F Torsion Spring – OEM Shift Spring for Gear Change Cam on Classic, Bullet \u0026 GT UCE Models","description":"\u003ch2 data-end=\"638\" data-start=\"612\"\u003e\u003cspan style=\"color: rgb(255, 15, 15);\"\u003eNOW SOLD AS A SET OF 10 PCS FROM 13 APRIL 2026(7 PM ONWARDS) \u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2 data-end=\"638\" data-start=\"612\"\u003e📋 Specifications Table\u003c\/h2\u003e\n\u003cdiv class=\"_tableContainer_16hzy_1\"\u003e\n\u003cdiv class=\"_tableWrapper_16hzy_14 group flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-end=\"1607\" data-start=\"640\"\u003e\n\u003cthead data-end=\"741\" data-start=\"640\"\u003e\n\u003ctr data-end=\"741\" data-start=\"640\"\u003e\n\u003cth data-col-size=\"sm\" data-end=\"666\" data-start=\"640\"\u003eAttribute\u003c\/th\u003e\n\u003cth data-col-size=\"sm\" data-end=\"741\" data-start=\"666\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"1607\" data-start=\"844\"\u003e\n\u003ctr data-end=\"946\" data-start=\"844\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"870\" data-start=\"844\"\u003e\u003cstrong data-end=\"861\" data-start=\"846\"\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"946\" data-start=\"870\"\u003e570108\/F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1030\" data-start=\"947\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"973\" data-start=\"947\"\u003e\u003cstrong data-end=\"961\" data-start=\"949\"\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1030\" data-start=\"973\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eTorsion spring for gear change cam inside gearbox cover\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1100\" data-start=\"1031\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1057\" data-start=\"1031\"\u003e\u003cstrong data-end=\"1054\" data-start=\"1033\"\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1100\" data-start=\"1057\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eClassic 350\/500, Bullet 350 ES\/KS, Bullet 500 UCE, Electra 350, Thunderbird 350\/500, Continental GT (export)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1206\" data-start=\"1101\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1127\" data-start=\"1101\"\u003e\u003cstrong data-end=\"1115\" data-start=\"1103\"\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1206\" data-start=\"1127\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eHigh‑spring steel wire, factory spec\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1308\" data-start=\"1207\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1233\" data-start=\"1207\"\u003e\u003cstrong data-end=\"1221\" data-start=\"1209\"\u003eLocation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1308\" data-start=\"1233\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eFitted into RH crankcase cover assembly\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1416\" data-start=\"1309\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1353\" data-start=\"1309\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"21\" data-start=\"0\"\u003eQuantity per Unit\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1416\" data-start=\"1353\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eSingle spring (some suppliers stock in boxes of 10)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1508\" data-start=\"1417\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1443\" data-start=\"1417\"\u003e\u003cstrong data-end=\"1433\" data-start=\"1419\"\u003eOEM Status\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1508\" data-start=\"1443\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eGenuine Royal Enfield part used in factory builds\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1607\" data-start=\"1509\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1535\" data-start=\"1509\"\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1607\" data-start=\"1535\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"sticky end-(--thread-content-margin) h-0 self-end select-none\"\u003e\n\u003cdiv class=\"absolute end-0 flex items-end\"\u003e\u003cspan data-state=\"closed\" class=\"\"\u003e\u003cbutton class=\"hover:bg-token-bg-tertiary text-token-text-secondary my-1 rounded-sm p-1 transition-opacity group-[:not(:hover):not(:focus-within)]:pointer-events-none group-[:not(:hover):not(:focus-within)]:opacity-0\" aria-label=\"Copy Table\"\u003e\u003csvg class=\"icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" viewbox=\"0 0 20 20\" height=\"20\" width=\"20\"\u003e\u003cpath d=\"M12.668 10.667C12.668 9.95614 12.668 9.46258 12.6367 9.0791C12.6137 8.79732 12.5758 8.60761 12.5244 8.46387L12.4688 8.33399C12.3148 8.03193 12.0803 7.77885 11.793 7.60254L11.666 7.53125C11.508 7.45087 11.2963 7.39395 10.9209 7.36328C10.5374 7.33197 10.0439 7.33203 9.33301 7.33203H6.5C5.78896 7.33203 5.29563 7.33195 4.91211 7.36328C4.63016 7.38632 4.44065 7.42413 4.29688 7.47559L4.16699 7.53125C3.86488 7.68518 3.61186 7.9196 3.43555 8.20703L3.36524 8.33399C3.28478 8.49198 3.22795 8.70352 3.19727 9.0791C3.16595 9.46259 3.16504 9.95611 3.16504 10.667V13.5C3.16504 14.211 3.16593 14.7044 3.19727 15.0879C3.22797 15.4636 3.28473 15.675 3.36524 15.833L3.43555 15.959C3.61186 16.2466 3.86474 16.4807 4.16699 16.6348L4.29688 16.6914C4.44063 16.7428 4.63025 16.7797 4.91211 16.8027C5.29563 16.8341 5.78896 16.835 6.5 16.835H9.33301C10.0439 16.835 10.5374 16.8341 10.9209 16.8027C11.2965 16.772 11.508 16.7152 11.666 16.6348L11.793 16.5645C12.0804 16.3881 12.3148 16.1351 12.4688 15.833L12.5244 15.7031C12.5759 15.5594 12.6137 15.3698 12.6367 15.0879C12.6681 14.7044 12.668 14.211 12.668 13.5V10.667ZM13.998 12.665C14.4528 12.6634 14.8011 12.6602 15.0879 12.6367C15.4635 12.606 15.675 12.5492 15.833 12.4688L15.959 12.3975C16.2466 12.2211 16.4808 11.9682 16.6348 11.666L16.6914 11.5361C16.7428 11.3924 16.7797 11.2026 16.8027 10.9209C16.8341 10.5374 16.835 10.0439 16.835 9.33301V6.5C16.835 5.78896 16.8341 5.29563 16.8027 4.91211C16.7797 4.63025 16.7428 4.44063 16.6914 4.29688L16.6348 4.16699C16.4807 3.86474 16.2466 3.61186 15.959 3.43555L15.833 3.36524C15.675 3.28473 15.4636 3.22797 15.0879 3.19727C14.7044 3.16593 14.211 3.16504 13.5 3.16504H10.667C9.9561 3.16504 9.46259 3.16595 9.0791 3.19727C8.79739 3.22028 8.6076 3.2572 8.46387 3.30859L8.33399 3.36524C8.03176 3.51923 7.77886 3.75343 7.60254 4.04102L7.53125 4.16699C7.4508 4.32498 7.39397 4.53655 7.36328 4.91211C7.33985 5.19893 7.33562 5.54719 7.33399 6.00195H9.33301C10.022 6.00195 10.5791 6.00131 11.0293 6.03809C11.4873 6.07551 11.8937 6.15471 12.2705 6.34668L12.4883 6.46875C12.984 6.7728 13.3878 7.20854 13.6533 7.72949L13.7197 7.87207C13.8642 8.20859 13.9292 8.56974 13.9619 8.9707C13.9987 9.42092 13.998 9.97799 13.998 10.667V12.665ZM18.165 9.33301C18.165 10.022 18.1657 10.5791 18.1289 11.0293C18.0961 11.4302 18.0311 11.7914 17.8867 12.1279L17.8203 12.2705C17.5549 12.7914 17.1509 13.2272 16.6553 13.5313L16.4365 13.6533C16.0599 13.8452 15.6541 13.9245 15.1963 13.9619C14.8593 13.9895 14.4624 13.9935 13.9951 13.9951C13.9935 14.4624 13.9895 14.8593 13.9619 15.1963C13.9292 15.597 13.864 15.9576 13.7197 16.2939L13.6533 16.4365C13.3878 16.9576 12.9841 17.3941 12.4883 17.6982L12.2705 17.8203C11.8937 18.0123 11.4873 18.0915 11.0293 18.1289C10.5791 18.1657 10.022 18.165 9.33301 18.165H6.5C5.81091 18.165 5.25395 18.1657 4.80371 18.1289C4.40306 18.0962 4.04235 18.031 3.70606 17.8867L3.56348 17.8203C3.04244 17.5548 2.60585 17.151 2.30176 16.6553L2.17969 16.4365C1.98788 16.0599 1.90851 15.6541 1.87109 15.1963C1.83431 14.746 1.83496 14.1891 1.83496 13.5V10.667C1.83496 9.978 1.83432 9.42091 1.87109 8.9707C1.90851 8.5127 1.98772 8.10625 2.17969 7.72949L2.30176 7.51172C2.60586 7.0159 3.04236 6.6122 3.56348 6.34668L3.70606 6.28027C4.04237 6.136 4.40303 6.07083 4.80371 6.03809C5.14051 6.01057 5.53708 6.00551 6.00391 6.00391C6.00551 5.53708 6.01057 5.14051 6.03809 4.80371C6.0755 4.34588 6.15483 3.94012 6.34668 3.56348L6.46875 3.34473C6.77282 2.84912 7.20856 2.44514 7.72949 2.17969L7.87207 2.11328C8.20855 1.96886 8.56979 1.90385 8.9707 1.87109C9.42091 1.83432 9.978 1.83496 10.667 1.83496H13.5C14.1891 1.83496 14.746 1.83431 15.1963 1.87109C15.6541 1.90851 16.0599 1.98788 16.4365 2.17969L16.6553 2.30176C17.151 2.60585 17.5548 3.04244 17.8203 3.56348L17.8867 3.70606C18.031 4.04235 18.0962 4.40306 18.1289 4.80371C18.1657 5.25395 18.165 5.81091 18.165 6.5V9.33301Z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/button\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-end=\"1612\" data-start=\"1609\"\u003e\n\u003cp data-end=\"1737\" data-start=\"1655\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eMaintain crisp gear shifts and secure cam positioning with the \u003cstrong data-end=\"104\" data-start=\"63\"\u003eRoyal Enfield 570108\/F Torsion Spring\u003c\/strong\u003e, the factory-specified spring installed on the gear change cam assembly inside the right-hand crankcase cover. This genuine OEM component is used on all UCE-export models—including \u003cstrong data-end=\"305\" data-start=\"286\"\u003eClassic 350\/500\u003c\/strong\u003e, \u003cstrong data-end=\"325\" data-start=\"307\"\u003eBullet 350\/500\u003c\/strong\u003e, \u003cstrong data-end=\"342\" data-start=\"327\"\u003eElectra 350\u003c\/strong\u003e, \u003cstrong data-end=\"359\" data-start=\"344\"\u003eThunderbird\u003c\/strong\u003e, and \u003cstrong data-end=\"383\" data-start=\"365\"\u003eContinental GT\u003c\/strong\u003e—where precision spring tension ensures proper shifting mechanics and prevents play or disengagement\u003c\/span\u003e \u003c\/p\u003e\n\u003cp data-end=\"1778\" data-start=\"1739\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eConstructed from hardened steel with OEM temper and angle, this spring ensures long-life resilience to gear-shift cycling. Sold individually (though often stocked in packs of 10), it’s ideal for gearbox service, cam replacement, or eliminating play in older mechanisms. Exact OEM configuration provides also fit in maintenance rebuilds without modification. Ships worldwide with verified sourcing and buyer support.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"1783\" data-start=\"1780\"\u003e\n\u003ch2 data-end=\"1812\" data-start=\"1785\"\u003e✔️ Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul data-end=\"2114\" data-start=\"1813\"\u003e\n\u003cli data-end=\"1896\" data-start=\"1813\"\u003e\n\u003cp data-end=\"1896\" data-start=\"1815\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"17\" data-start=\"0\"\u003e100% OEM spec\u003c\/strong\u003e: Exact torsion spring used by Royal Enfield at factory assembly—part 570108\/F\u003c\/span\u003e\u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1940\" data-start=\"1897\"\u003e\n\u003cp data-end=\"1940\" data-start=\"1899\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"26\" data-start=\"0\"\u003ePrecise spring tension\u003c\/strong\u003e: Maintains correct gear-shift cam position, essential for smooth shifting feel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1984\" data-start=\"1941\"\u003e\n\u003cp data-end=\"1984\" data-start=\"1943\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"27\" data-start=\"0\"\u003eWide UCE-series fitment\u003c\/strong\u003e: Classic, Bullet, Electra, Thunderbird, GT export models\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2028\" data-start=\"1985\"\u003e\n\u003cp data-end=\"2028\" data-start=\"1987\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"28\" data-start=\"0\"\u003eEasy drop-in replacement\u003c\/strong\u003e: Same angle and strength eliminates shift play without adjustment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2072\" data-start=\"2029\"\u003e\n\u003cp data-end=\"2072\" data-start=\"2031\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"24\" data-start=\"0\"\u003eDurable construction\u003c\/strong\u003e: Hardened steel retains tension over extended usage cycles\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2114\" data-start=\"2073\"\u003e\n\u003cp data-end=\"2114\" data-start=\"2075\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-is-only-node=\"\" data-end=\"33\" data-start=\"0\"\u003eLow-cost critical maintenance\u003c\/strong\u003e: Small part with high impact on gearbox function and longevity\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2346\" data-end=\"2379\"\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cp data-start=\"2381\" data-end=\"2469\"\u003e\u003cstrong data-start=\"2381\" data-end=\"2427\"\u003eQ1: What is the function of part 570108\/F?\u003c\/strong\u003e\u003cbr data-start=\"2427\" data-end=\"2430\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eIt acts as the torsion spring on the gear change cam inside the crankcase cover, providing spring-back force for gear selector movement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2471\" data-end=\"2593\"\u003e\u003cstrong data-start=\"2471\" data-end=\"2511\"\u003eQ2: Does this fit my Bullet 350 UCE?\u003c\/strong\u003e\u003cbr data-start=\"2511\" data-end=\"2514\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e✅ Yes—official spring used in Bullet 350 UCE KS and ES models, as well as Classic, Thunderbird, Electra, and GT export versions.\u003c\/span\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2595\" data-end=\"2774\"\u003e\u003cstrong data-start=\"2595\" data-end=\"2635\"\u003eQ3: How often should it be replaced?\u003c\/strong\u003e\u003cbr data-start=\"2635\" data-end=\"2638\"\u003e🟢 Replace during gearbox cover service or if gear shift feels loose or inconsistent. It's inexpensive but essential for shift accuracy.\u003c\/p\u003e\n\u003cp data-start=\"2776\" data-end=\"2922\"\u003e\u003cstrong data-start=\"2776\" data-end=\"2801\"\u003eQ4: Can it be reused?\u003c\/strong\u003e\u003cbr data-start=\"2801\" data-end=\"2804\"\u003e⚠️ Only if undamaged and still provides adequate tension. Otherwise, install a fresh OEM spring for reliable shifting.\u003c\/p\u003e\n\u003cp data-start=\"2924\" data-end=\"3062\"\u003e\u003cstrong data-start=\"2924\" data-end=\"2955\"\u003eQ5: Sold per piece or pack?\u003c\/strong\u003e\u003cbr data-start=\"2955\" data-end=\"2958\"\u003eUsually sold \u003cstrong data-start=\"2971\" data-end=\"2987\"\u003eindividually\u003c\/strong\u003e; some suppliers stock in packs of 10. Purchase quantity=1 needed per bike.\u003c\/p\u003e","brand":"UNDER THE HOOD","offers":[{"title":"Default Title","offer_id":50265981878567,"sku":null,"price":60.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/7447\/0183\/files\/7646389E-54DA-46EE-B5B4-A4A3813696F1.jpg?v=1776339067","url":"https:\/\/underthehood.co.in\/products\/royal-enfield-570108f-torsion-spring-gear-change-cam-classic-bullet-gt","provider":"UNDER THE HOOD","version":"1.0","type":"link"}