Types of Bike Racks | Choose the Right Vehicle Mount

If you’re looking at the types of bike racks for your car, truck, or SUV, you’ve probably noticed the options can feel overwhelming. The good news is that the choice comes down to three basic mounting styles—hitch, roof, and trunk—plus a few specialized variants. Your vehicle, your bikes, and your tolerance for lifting all decide which one wins. Here’s what you need to know before you spend a dime.

Hitch-Mounted Bike Racks: The Popular All-Rounder

Hitch racks attach to a trailer-hitch receiver on the back of your vehicle. They’re a favorite for good reason: bikes sit low, so loading them takes far less lifting than a roof rack, and you can usually access the trunk or hatch with the rack tilted or swung away.

Within hitch racks, you’ll find two main styles:

• Platform (tray) racks hold bikes upright by their wheels on trays. They minimize sway, keep bikes from touching each other, and work well with heavier bikes—including many e-bikes. Most carry two bikes, though some handle four.
• Hanging racks support bikes by the frame with arms and straps. They’re more compact and cheaper than platforms, but they fit fewer frame shapes and let bikes sway more. Capacities top out around five bikes depending on the model.

Hitch racks typically carry 2–5 bikes. One caveat: your vehicle needs a receiver. If you don’t have one, aftermarket hitches are available, but that’s an extra cost and fit is vehicle-specific.

Roof Racks: Maximum Clearance, More Lifting

Roof racks attach to crossbars on top of your vehicle. Thule, a major manufacturer, lists three types: fork-mounted (the front wheel comes off and the fork locks into a mount), wheel-mounted (the bike stands upright on both wheels), and frame-mounted (the frame clamps to the bar).

The trade-off is physical. You’re lifting every bike over your head, and the added height creates real clearance issues—garage entries, parking decks, and low branches all become hazards. Roof racks make sense if you haul one or two bikes occasionally and don’t mind the lift.

Trunk Racks: Light, Cheap, and Simple

Trunk racks strap to a trunk or hatch with hooks and padded straps. They’re lightweight, economical, and typically carry one to three bikes. For the occasional rider on a sedan or small hatchback, they’re the easiest way to get rolling.

The downsides are worth knowing. Trunk racks block access to the trunk or hatch while installed, and the straps and pads can rub against your paint over time. They also fit a narrower range of vehicle shapes than hitch or roof mounts, so always confirm compatibility before buying.

Specialized Mounts: Truck Beds and Spare Tires

Pickup owners often skip the roof entirely. Truck-bed racks use rails, support bars, tailgate pads, or fork mounts anchored inside the bed—a popular setup for mountain bikers. Spare-tire racks attach to a rear-mounted spare tire and carry one or two bikes, making them a practical choice for Jeeps and off-road rigs. Both options keep bikes out of the cabin and avoid roof clearance issues entirely.

REI’s buying guide breaks down these categories in more detail if you want to compare specs side by side. For a tested rundown of the best types of bike racks for your vehicle, our product roundup covers the models worth your money.

Hitch racks generally give you the best balance of easy loading and secure transport, but the right pick depends on your vehicle and how often you ride. If you rarely haul bikes, a trunk rack makes sense. If you ride every weekend with a heavy e-bike, a hitch platform is worth the investment. REI’s car rack buying guide offers a detailed comparison of mounting styles and capacities. Whichever type you choose, confirm your vehicle’s compatibility first—then get out and ride.