Lug nut locking systems, including s for securing lug nuts on a wheel of a motor vehicle comprising a frame with ratcheting apertures. In some embodiments, the device has a pair of supports that fit over the wheel's lug bolts and underneath the frame. In other embodiments, the device comprises uniquely configured securing caps that fit over the lug bolts. In still other embodiments, the device comprises a plurality of protective covers that fit over the securing caps.