If you want a massive, standalone storage volume that works with any roof rack and offers 11 cubic feet of space for long road trips, choose Auto Dynasty Hard Shell Roof; if you need a compact, aerodynamic accessory designed specifically to swing out from a Yakima EXO system for quick access in tight spaces, choose Yakima EXO GearLocker Cargo.
• Auto Dynasty Hard Shell Roof: Its biggest strength is the sheer 11-cubic-foot capacity and universal fit across most crossbars, but its trade-off is a fixed position that requires climbing up or reaching over the roof to load gear.
• Yakima EXO GearLocker Cargo: Its defining advantage is the integrated swing-out mechanism on the EXO base that brings cargo down to waist level, yet it is strictly limited to use only with Yakima's proprietary SwingBase or TopShelf systems.
• Who is this for?: The Auto Dynasty is built for families and adventurers needing maximum haulage capacity without a specific brand ecosystem, while the Yakima solution targets tech-savvy campers who prioritize ease of loading and aerodynamic efficiency within the Yakima platform.
The Auto Dynasty Hard Shell Roof is engineered for those who view their vehicle as a mobile warehouse. When you are planning a family vacation, a camping expedition, or a move, the primary constraint is usually how much stuff you can actually get inside the car without sacrificing passenger comfort. This carrier delivers 11 cubic feet of total volume, which is a significant expansion of your vehicle's footprint. The internal dimensions allow you to store bulky items like luggage, sports equipment, or even small tools that simply would not fit in the trunk or back seat. The 53-inch length provides ample linear space, ensuring that long items do not have to be awkwardly folded or cut to fit.
A critical feature for anyone investing in roof storage is security. The Auto Dynasty addresses this with a robust key lock system designed to keep your valuables safe during transit. The design ensures that the keys can only be removed once all locking points are fully secured, preventing accidental opening or unauthorized access while you are away from your vehicle. Whether you are parked at a busy trailhead or leaving your car at an airport drop-off zone, knowing that your gear is locked down adds a layer of peace of mind that standard soft bags cannot offer. The weather-resistant ABS construction further protects your contents from rain, snow, and UV exposure, meaning you don't have to worry about your electronics or clothes getting damp during an unexpected storm.
However, this product is not for everyone. Because it mounts directly to the roof rails or crossbars, accessing the cargo requires some physical effort. You will need to open the hatch from the side—specifically the passenger side—and either reach up or use a step stool to place heavy items inside. If you are petite or have mobility issues, loading a full 110-pound load might be challenging compared to a rear-mounted or swinging carrier. Additionally, the width of 34 inches means it covers a significant portion of the roof, which could interfere with visibility or solar panels on some vehicles if not installed carefully. It is ideal for the person who wants maximum capacity and doesn't mind the extra steps required to load and unload.
We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-11-07 · 6 min read · Independent comparison
The Yakima EXO GearLocker Cargo serves a very different purpose, catering to users who already own the Yakima EXO ecosystem. Its entire design philosophy revolves around the "Take It Easy" principle, which prioritizes convenience and ergonomics over raw volume. This unit does not stand alone; it is a specialized accessory that requires mounting onto a Yakima EXO SwingBase or the EXO SwingBase with TopShelf. Once attached, the true magic happens when you engage the swing mechanism. Instead of wrestling with a box high above your head, the entire cargo carrier pivots outward and downward, bringing your gear down to a comfortable waist height. This transformation turns a difficult overhead task into a simple walk-up-and-load experience, which is a game-changer for people who frequently pack and unpack their vehicles.
In terms of protection and build quality, the GearLocker matches the rugged needs of outdoor enthusiasts. It features a hard-shell construction made from impact-resistant plastic, ensuring durability against the elements and road debris. The aerodynamic shape is explicitly designed to reduce drag and noise, addressing one of the common complaints about roof racks—the wind whistle that occurs at highway speeds. While it holds slightly less volume than the Auto Dynasty at 10 cubic feet, the sleek profile helps maintain better fuel economy and handling characteristics. The secure locking system ensures your items stay safe just as well as any other hard shell, giving you confidence whether you are hiking in remote areas or driving through urban centers.
The trade-off here is compatibility and flexibility. You cannot buy this box and slap it onto a generic Thule or Rhino-Rack system; it is exclusive to the Yakima EXO line. This makes it a poor choice for someone starting from scratch or who has a non-Yakima roof rack setup. Furthermore, because it relies on the swing mechanism, the overall footprint is constrained by the base system's capabilities. It is perfect for the frequent traveler who values speed and ease of access, such as a weekend warrior who loads up their bike or tent every Saturday morning. If you hate stretching to reach the roof or struggle with heavy lifting, the ergonomic benefit of the swing-out design outweighs the loss of a single cubic foot of space.
• Maximum Storage Capacity → Auto Dynasty Hard Shell Roof (11 cubic feet vs 10 cubic feet).
• Ease of Loading/Unloading → Yakima EXO GearLocker Cargo (swings down to waist level vs fixed overhead).
• Compatibility Flexibility → Auto Dynasty Hard Shell Roof (fits any crossbar up to 13 inches wide vs requires Yakima EXO Base).
• Aerodynamic Efficiency → Yakima EXO GearLocker Cargo (engineered low-profile shape vs larger box profile).
• Security Features → Both include key-lock systems, but Auto Dynasty emphasizes a "keys removable only when secured" mechanism.
• Installation Complexity → Auto Dynasty uses tool-free brackets for universal fit; Yakima requires compatible EXO base installation.
• Best for Electric Vehicles → Both work, but Yakima's lower profile may help preserve range more effectively due to reduced drag.
In my opinion, if I were shopping for an electric vehicle where every ounce of weight and inch of drag impacts battery range, I would lean toward the Yakima EXO GearLocker Cargo. The ability to swing the cargo down to waist height eliminates the need for ladders or steps, making daily loading significantly less tedious. However, if my priority was hauling the absolute maximum amount of gear for a multi-day family trip and I didn't already own a Yakima base, the Auto Dynasty Hard Shell Roof would be the smarter financial and practical choice due to its higher capacity and universal compatibility. Ultimately, the decision comes down to whether you value raw volume or ergonomic convenience more in your daily routine.
It fits any roof rack with crossbars up to 13 inches wide, provided you check your vehicle's dimensions before purchasing to ensure clearance.
No, this unit is designed exclusively to mount on the Yakima EXO SwingBase or EXO SwingBase with TopShelf; it is not compatible with other brands.
Both carriers feature secure locking systems with keys, though the Auto Dynasty specifically notes that keys are removable only after all lock points are fully engaged.
The Yakima EXO GearLocker features an aerodynamic shape specifically engineered to reduce drag and noise compared to the larger, boxier profile of the Auto Dynasty.
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