{"product_id":"aib2c-trailer-ramp-springs-set-rs16933lh-rs16933rh-heavy-duty-left-right-1-2-steel-fits-1-50-shaft","title":"AIB2C Trailer Ramp Springs Set RS16933LH\/RS16933RH - Heavy-Duty Left \u0026 Right, 1\/2\" Steel, Fits 1.50\" Shaft","description":"\u003cp\u003e\u003cstrong\u003eAIB2C Heavy-Duty Trailer Ramp Springs RS16933LH (left) and RS16933RH (right) are a matched left\/right coil-spring pair engineered to ease lifting and lowering of heavy trailer ramps and gates.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese trailer ramp coil springs replace worn or weak ramp-assist springs with a heavy-duty solution built for frequent use on trucks, trailers, and loading gates. Each set includes one left-side and one right-side spring, sized to fit over a 1.50\" diameter shaft and designed to deliver a 90-degree deflection that reduces the effort required to operate a ramp. They feature 4\" long ears and a 1\/2\" steel round bar construction for reliable strength under load.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these springs make ramp lifting easier?\u003c\/h3\u003e\n\u003cp\u003eThe RS16933LH\/RH springs store and release energy across a 90-degree deflection to counterbalance ramp weight, so the operator feels significantly less resistance when raising or lowering the ramp. Their heavy-gauge steel construction maintains consistent tension through repeated cycles.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eProvides 90° deflection to assist lift and lower motions\u003c\/li\u003e\n  \u003cli\u003e1\/2\" steel round bar resists bending and fatigue\u003c\/li\u003e\n  \u003cli\u003eMatched left and right springs ensure balanced operation\u003c\/li\u003e\n  \u003cli\u003eFits standard 1.50\" diameter ramp shafts for direct replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the key dimensions and fit details?\u003c\/h3\u003e\n\u003cp\u003eEach spring includes 4\" long ears to hook onto ramp brackets and is formed to slide over a 1.50\" diameter shaft. The pair is made to the RS16933LH and RS16933RH specifications to match common trailer manufacturers' ramp-assist mounts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e4\" long mounting ears for secure bracket engagement\u003c\/li\u003e\n  \u003cli\u003e1\/2\" steel round bar thickness for heavy-duty use\u003c\/li\u003e\n  \u003cli\u003eDesigned to fit a 1.50\" diameter shaft without modification\u003c\/li\u003e\n  \u003cli\u003eLeft and right orientation stamped for correct installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable are these springs under heavy use?\u003c\/h3\u003e\n\u003cp\u003eConstructed from heavy-gauge steel, these coil springs resist deformation and maintain functional tension through frequent cycles typical of commercial and personal hauling. Properly installed and maintained, they offer long-term service for loading ramps and gates.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHeavy-duty steel resists wear and metal fatigue\u003c\/li\u003e\n  \u003cli\u003eCoated finish reduces surface corrosion in outdoor conditions\u003c\/li\u003e\n  \u003cli\u003eEngineered for repeated 90° deflection cycles without failure\u003c\/li\u003e\n  \u003cli\u003eSold as a matched left\/right set to prevent uneven loading\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? These AIB2C RS16933LH and RS16933RH springs are intended for truck and trailer owners, fleet operators, and maintenance technicians who need a reliable, direct-fit replacement to restore ramp assist function. If your trailer ramp or gate is heavy to lift, shows uneven movement, or the original springs are corroded or broken, this matched left\/right coil spring set provides a practical upgrade for improved safety and smoother operation.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these springs fit my trailer shaft?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They are made to fit over a 1.50\" diameter shaft; confirm your shaft size matches before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are both left and right springs included?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the set contains one left-side (RS16933LH) and one right-side (RS16933RH) spring.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"AIB2C","offers":[{"title":"Default Title","offer_id":48086715760798,"sku":"B0B1WMFRB7","price":59.75,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/aib2c-trailer-springs-front-view.jpg?v=1785902817","url":"https:\/\/northtrailauto.ca\/products\/aib2c-trailer-ramp-springs-set-rs16933lh-rs16933rh-heavy-duty-left-right-1-2-steel-fits-1-50-shaft","provider":"North Trail Auto","version":"1.0","type":"link"}