10 Best Motorcycle Alarms 2025 in the United States

The Kryptonite Alarm Disc is a robust anti-theft motorcycle lock equipped with a loud 120dB alarm system, making it a strong choice for those needing extra security for their motorcycles, scooters, or other valuable items. Its heavy-duty design features a 6mm hardened steel locking pin and a zinc diecast body, ensuring durability and resistance to physical tampering.

The alarm is quite sensitive and activates automatically when the lock is engaged, providing an additional layer of security. The lock is powered by replaceable lithium batteries that can last up to a year, which is convenient for long-term use without frequent battery changes. Installation is straightforward with a simple key-locking mechanism, making it user-friendly even for those who are not tech-savvy.

The weather-resistant construction ensures that the electronics are protected from the elements, although the product does not mention specific water resistance ratings. One limitation of this alarm disc is the absence of a remote control feature, which could have added to its convenience. This product is best suited for individuals looking for a durable and loud alarm system to secure their motorcycles or similar items, particularly those valuing ease of use and long-lasting battery life.

The ABUS Granit Detecto XPlus 8077 2.0 is a sturdy motorcycle alarm lock made from hardened steel, designed to provide strong physical protection by securing your bike's brake disc. It features an intelligent two-stage alarm system with a pre-alarm warning that triggers on initial movement, followed by a 100 dB loud alarm if the movement continues for 15 seconds. This helps deter theft early without immediately causing noise, which is a thoughtful touch. The lock’s XPlus cylinder adds extra resistance against tampering, like picking, making it harder for thieves to defeat.

The lock includes LED indicators that show the alarm status and battery life, helpful for knowing when maintenance is needed. It runs on two AAA batteries, which are included. Transport mode lets you lock the bike without triggering the alarm, useful if you need to move the bike short distances without causing false alarms. Installation is straightforward since it fits directly onto the brake disc, requiring no complex setup. While the lock is robust, water resistance is not explicitly stated, so caution may be advisable in very wet conditions.

This product suits riders looking for a reliable physical lock combined with an audible alarm, especially those who want a smart alert system before the full alarm sounds. It may be less ideal if digital or remote alarms are preferred or if waterproof features are required. The lock balances tough mechanical security with a helpful alarm, making it a solid choice for everyday motorcycle protection.

The Wsdcam 113dB Bike Alarm is a versatile security solution designed for motorcycles, bikes, electric bikes, and scooters. One of its standout features is the loud 113dB vibration alarm, which can deter potential thieves effectively. This alarm offers seven levels of sensitivity, allowing you to adjust it based on your environment, and three volume levels to suit different preferences.

The IP55 waterproof rating ensures that the device can withstand rain and splashes, making it suitable for outdoor use. The product is battery-powered and incorporates battery-saving technology. Installation is straightforward, making it accessible for users without technical skills. The included remote control has a strong wireless range of up to 66 feet, which adds convenience for arming and disarming the alarm from a distance.

Additionally, the vehicle search function with three different bell sounds can help you locate your vehicle in crowded parking lots. The alarm might be overly sensitive for some users, potentially leading to false alarms in high-traffic areas. The Wsdcam 113dB Bike Alarm is a reliable and user-friendly option for securing a range of vehicles, though it may require occasional adjustments to sensitivity settings to minimize false alarms.