10 Best Bike Alarms 2025 in the United States

The YOHOOLYO Alarm Disc Lock is a solid choice for securing your motorcycle, bicycle, or scooter. It is made entirely of metal, which makes it sturdy and durable. The alarm reaches a loud 110 dB, which is effective in deterring potential thieves. The 7mm pin allows for flexible positioning on the disc brake, and the lock fits various vehicles with disc brakes, including motorcycles and scooters.

The Wsdcam 113dB Bike Alarm offers a loud alarm volume, which is an essential deterrent against theft. With 7 levels of sensitivity, the alarm can be adjusted to suit different environments and preferences, making it versatile. The adjustable sensitivity is particularly useful for preventing false alarms in high-traffic areas. Battery life is enhanced by battery-saving technology, which is important for reducing maintenance and ensuring long-lasting performance. The IP55 waterproof rating ensures the alarm can withstand various weather conditions, a critical feature for outdoor usage.

The Kryptonite Alarm Disc is a solid option for those looking to secure their motorcycles or other valuable items. One of its standout features is the 120dB alarm, which is quite loud and effective in deterring theft. The alarm activates upon detecting tampering, showcasing good sensitivity and providing an extra layer of security. The lock itself is made from durable alloy steel with a 6MM hardened steel locking pin, making it tough to break and suitable for various rotor sizes.