10 Best Motorcycle Alarms 2025 in the United States

The ABUS Granit Detecto XPlus 8008 Lock offers robust security for motorcycles. With a security level of 19 and a 16mm steel bolt, it provides excellent protection against theft. The alarm system is highly sensitive, featuring 3D position detection and an alarm that reaches at least 100dB, ensuring it will alert you to any tampering attempts. This lock is also equipped with an ABUS X Plus cylinder, which offers the highest protection against manipulation like picking.

The inclusion of two keys, an ABUS Code Card for additional or replacement keys, and a CR2 battery ensures you have everything needed for immediate use. The lock is made from steel and weighs about 2.64 lbs, making it sturdy but still manageable. The dimensions (11.81 x 7.87 x 7.87 inches) indicate it's relatively compact for its class. One of the standout features is its ease of installation; it’s user-friendly, so you won't need professional help to set it up. The lock is water-resistant, adding an extra layer of reliability in various weather conditions.

The remote control and Bluetooth connectivity features add modern convenience, allowing you to monitor and control the lock via an app. Customer reviews are generally positive, with a rating of 4.4 out of 5 stars from 147 ratings, indicating user satisfaction. This lock is ideal for those seeking high security and advanced features in a motorcycle alarm, but it might not be the top choice for budget-conscious buyers.

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 YOHOOLYO Alarm Disc Lock is a solid anti-theft device for motorcycles, bikes, scooters, and similar vehicles. It stands out with a robust 110 dB alarm that activates upon vibration or shock, which can deter potential thieves effectively. Constructed from forged stainless steel, it promises durability and crash resistance, making it a reliable choice for daily use.

One of its notable features is its ease of use; with a simple one-press button operation, you can secure your vehicle quickly. It's also waterproof, ensuring it works well in rainy conditions without rusting. The lock comes with a 5ft reminder cable to prevent accidental attempts to ride off with the lock engaged, and it includes a carry pouch for convenient storage.

Additionally, it includes two sets of batteries (six internal and six backup), providing extended usage, and two security keys for added assurance. However, it lacks a remote control, which might be a downside for users seeking remote activation. The alarm’s sensitivity is a double-edged sword; while it ensures immediate response to theft attempts, it may also go off due to minor vibrations, potentially leading to false alarms. Its compact size (3 x 1 x 2 inches) and light weight (12.3 ounces) make it easy to carry and store.