Yes — roof rack pads are necessary if you're carrying surfboards, kayaks, or any gear directly on bare crossbars, because unpadded metal bars will scratch, dent, or pressure-crack your equipment on even a short drive.

The pads serve two functions that are easy to underestimate until something goes wrong. First, they cushion the load against vibration and road shock, which is constant at highway speeds. Second, they protect the crossbar's finish and any coatings on your gear. Roof rack pads designed for aero-profile crossbars — the flat, blade-shaped bars common on modern OEM roof racks — need to be specified for that bar profile; pads built for round bars won't sit flat on aero bars and will shift at speed.

  • Roof rack pads for aero crossbars typically fit bar widths from 2 to 2.875 inches.
  • Hikula 28-inch roof rack pads use 600D oxford fabric with an anti-UV coating to resist fading and cracking.
  • A dual closure system — heavy-duty velcro plus silicone/metal buckle straps — is required to keep pads stationary on aero bars at highway speeds.
  • Pads built for round or square bars will not seat correctly on aero-profile crossbars and can slide under load.

Important Exceptions

  • Foam block carriers: if you're using freestanding foam block kits instead of crossbars, dedicated rack pads don't apply — the foam blocks are the padding.
  • Gear with hard plastic hull protection: some kayaks with thick rotomolded polyethylene hulls tolerate bare bar contact on short, low-speed hauls, but scratching and pressure dents still accumulate over time.
  • Soft racks (strap-style): products like inflatable soft rack systems already incorporate padding into the system — adding separate crossbar pads on top creates unstable stacking, not better protection.
  • Enclosed cargo boxes: a rooftop cargo box mounts to the crossbar hardware directly; the box floor carries the load, so bar pads are unnecessary and will interfere with the mounting feet seating correctly.
  • Gear mounted on dedicated saddle or J-cradle systems: kayak saddles and J-cradles clamp to the bar and hold the hull off the bar entirely — the cradle padding contacts the hull, making separate bar pads redundant for that load.