{"product_id":"30-4-mm-etrike-seatpost","title":"eTrike Seatpost","description":"\u003c!--hjm-summary-start--\u003e\u003cdiv class=\"hjm-accessory-summary\"\u003e\u003cul\u003e\n\u003cli\u003eOriginal replacement for Terra T2, T3, T4 and T5\u003c\/li\u003e\n\u003cli\u003e30.4 mm diameter, 300 mm length\u003c\/li\u003e\n\u003cli\u003eLaser-etched height markings\u003c\/li\u003e\n\u003cli\u003eMatte black, unbranded finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c!--hjm-summary-end--\u003e\u003c!--hjm-fit-start--\u003e\u003cdiv class=\"hjm-accessory-fit\"\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e TriHauler Terra\u003c\/div\u003e\u003c!--hjm-fit-end--\u003e\u003csection class=\"hjm-y-details\"\u003e\u003csection class=\"hjm-y-intro\"\u003e\u003csection\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eReplace the original seatpost on your TriHauler Terra electric trike with the SM-2200L seatpost. Its 30.4 mm shaft and 300 mm length match the confirmed replacement specification for Terra T2, T3, T4 and T5. Laser-etched markings help you record and repeat your saddle-height setting. The matte black finish blends with the frame and saddle hardware.\u003c\/p\u003e\u003c\/section\u003e\u003cfigure\u003e\u003cimg src=\"https:\/\/hjmbike.com\/cdn\/shop\/files\/yspth_seatpost_white_01_20261114_hjm.png?v=1794687409\" alt=\"YSPTH Original eTrike Seatpost\" width=\"600\" height=\"600\" loading=\"lazy\"\u003e\u003c\/figure\u003e\u003c\/section\u003e\u003ch2\u003eDimensions \u0026amp; Specifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003ctd\u003eYSPTH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eSM-2200L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShaft diameter\u003c\/th\u003e\n\u003ctd\u003e30.4 mm (1.20 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e300 mm (11.81 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eMatte black; no logo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight markings\u003c\/th\u003e\n\u003ctd\u003eLaser etched\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003ctd\u003eTriHauler Terra T2, T3, T4 and T5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eInstallation \u0026amp; Care\u003c\/h2\u003e\n\u003cp\u003eRecord your current saddle height before removing the old seatpost. Transfer and secure the saddle, align it with the frame, and keep the seatpost inserted beyond its minimum-insertion marking. Tighten the clamp and saddle hardware to the applicable manual or component specification, then check that the saddle cannot twist or tilt before riding. Wipe clean and periodically check the clamp and hardware.\u003c\/p\u003e\n\u003cp\u003eThe retained video demonstrates seatpost replacement on an earlier HJM Toury. Use it as a general procedure reference; follow your Terra manual for the current model.\u003c\/p\u003e\n\u003cvideo controls preload=\"none\" style=\"width:100%;max-width:560px\" src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/8b3ef1d1af244bb298d12e20b6ae344f.mp4\"\u003e\u003c\/video\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhich TriHauler models does YSPTH fit?\u003c\/summary\u003e\u003cp\u003eYSPTH fits TriHauler Terra T2, T3, T4 and T5.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat size is this replacement seatpost?\u003c\/summary\u003e\u003cp\u003eThe shaft diameter is 30.4 mm and the length is 300 mm, approximately 1.20 × 11.81 inches. Use the millimeter diameter when checking fit.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this a suspension seatpost?\u003c\/summary\u003e\u003cp\u003eNo. YSPTH is the original-style rigid replacement seatpost, not a suspension seatpost.\u003c\/p\u003e\u003c\/details\u003e\u003c\/section\u003e\u003cstyle\u003e.hjm-y-details{line-height:1.65;color:#202020}.hjm-y-details h2{font-size:23px;margin:24px 0 14px;border-left:3px solid #e60012;padding-left:10px}.hjm-y-details p{margin:0 0 12px}.hjm-y-intro{display:grid;grid-template-columns:1.3fr 1fr;gap:28px;align-items:center}.hjm-y-intro figure{margin:0}.hjm-y-intro img{width:100%;height:280px;object-fit:contain;display:block}.hjm-y-details table{width:100%;border-collapse:collapse}.hjm-y-details td{padding:10px 14px;border:1px solid #dedbd4}.hjm-y-details td:first-child{width:30%;background:#f7f5f0;font-weight:600}.hjm-y-details details{border-bottom:1px solid #e6e2dc;padding:10px 0}.hjm-y-details summary{font-weight:600;cursor:pointer}.hjm-y-details details p{margin:8px 0 0}.hjm-y-details iframe,.hjm-y-details video{max-width:100%}.recently-viewed-products{display:none!important}@media(max-width:767px){.hjm-y-intro{grid-template-columns:1fr;gap:12px}.hjm-y-details h2{font-size:20px;margin-top:20px}.hjm-y-intro img{height:230px}.hjm-y-details td{padding:8px;overflow-wrap:anywhere}}\u003c\/style\u003e\u003cstyle id=\"hjm-y-compact-20261115\"\u003e.rte .hjm-y-details p,.rte .ytsth-details p{margin:0 0 12px!important;line-height:1.6!important}.rte .hjm-y-details h2,.rte .ytsth-details h2{margin:22px 0 12px!important;font-size:23px;border-left:3px solid #e60012;padding-left:10px}.rte .hjm-y-details details,.rte .ytsth-details details{border-bottom:1px solid #e6e2dc;padding:10px 0}.rte .hjm-y-details summary,.rte .ytsth-details summary{font-size:16px;font-weight:600;cursor:pointer}.rte .hjm-y-details details p,.rte .ytsth-details details p{margin:8px 0 0!important}.tabs__product-page:has(.hjm-y-details)\u003e.list-tabs,.tabs__product-page:has(.ytsth-details)\u003e.list-tabs,.wrapper-tab-content:has(.hjm-y-details)\u003e.tab-title,.wrapper-tab-content:has(.ytsth-details)\u003e.tab-title{display:none!important}.tabs__product-page:has(.hjm-y-details),.tabs__product-page:has(.ytsth-details){margin-top:24px!important}.wrapper-tab-content:has(.hjm-y-details),.wrapper-tab-content:has(.ytsth-details){padding-top:0!important}.tab-content:has(.hjm-y-details),.tab-content:has(.ytsth-details){display:block!important;padding-top:0!important}@media(max-width:767px){.rte .hjm-y-details h2,.rte .ytsth-details h2{font-size:20px;margin:18px 0 10px!important}.rte .hjm-y-details summary,.rte .ytsth-details summary{font-size:15px}.tabs__product-page:has(.hjm-y-details),.tabs__product-page:has(.ytsth-details){margin-top:18px!important}}\u003c\/style\u003e\u003cp class=\"hjm-y-related\"\u003e\u003cstrong\u003eRelated Terra parts:\u003c\/strong\u003e \u003ca href=\"\/products\/big-saddle\"\u003eeTrike Saddle\u003c\/a\u003e · \u003ca href=\"\/products\/original-quick-release-etrike-seatpost-clamp\"\u003eQuick-Release eTrike Seatpost Clamp\u003c\/a\u003e\u003c\/p\u003e","brand":"HJMBIKE","offers":[{"title":"Default Title","offer_id":53605535252778,"sku":"YSPTH","price":39.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/9194\/7718\/files\/yspth_seatpost_white_01_20261114_hjm.png?v=1794687409","url":"https:\/\/hjmbike.com\/products\/30-4-mm-etrike-seatpost","provider":"hjmbike.com","version":"1.0","type":"link"}