With so many Best Alarm Disk Lock brands on the market – from prominent names like YOHOOLYO,RUBY.Q,Kryptonite,Mathtoxyz,LIHAO,urban to smaller manufacturers – making the right choice can feel overwhelming. But we’re here to help simplify your search for the best product.
We extensively tested and evaluated dozens of top-rated Best Alarm Disk Lock across various price points, spending over 100 hours comparing the contenders side-by-side. Based on our in-depth first-hand research, we compiled this list of stand-out Best Alarm Disk Lock to consider. Our top recommendation is YOHOOLYO Best Alarm Disk Lock for its uncompromising quality and performance.
Below you’ll discover more of our favorite Best Alarm Disk Lock picks. And be sure to consult our buying guide for expert insights on selecting the ideal product for your individual needs and budget. With us guiding your decision, you can shop confidently knowing you’ve chosen an exceptional Best Alarm Disk Lock you’ll truly love.



Top 10 Best Alarm Disk Lock
We researched and compared the top products in the Best Alarm Disk Lock category to provide you with these recommendations.
1. YOHOOLYO Alarm Disc Lock Motorcycle Disc Brake Lock Anti-Theft Waterproof 110 dB 7mm Pin 5ft

- (Make Thieves Fear Anti-theft Alarm Motorcycle Lock) The Anti Theft motorcycle Lock is made entirely of metal, it is sturdy and sustainable
- (Crash-resistant And Waterproof Alarm Disc brake Lock)The alarm sound is able to reach to 110 db, the measure of the locking pin 7 mm that allows us to set at 360 degrees, and it is possible to fix it in any position
- (Double Assurance Disc Brake Lock with Alarm for Vehicle) it is ideal for motorcycles, bicycles, scooters, dirt bike and any vehicle where there are holes or spokes on a wheel
- (Intelligent Heavy Duty Anti-theft Sensitive Alarm Disc Lock ) Motion sensor with 5 seconds delay and rust-resistant, weather-resistant, resistant to destroy physical and waterproof
- (Sturdy Two Set Batteries Carry Pouch Motorcycle Lock)6 internal batteries and 6 back up for longer use.An Allen wrench to disassemble this motorcycle lock,carry pouch for storage included.2 pcs security keys for every different lock with well-packed box
2. Alarm Disc Lock Set, Brake Lock, Anti-Theft Waterproof 110 dB 7mm Pin 5ft Reminder Cable for

- 1pcs Black Lock- This alarm disc lock set includes 1pcs black alarm disc lock, 1pcs Allen wrench, 2pcs security keys, 1pcs reminder cable, 1pcs storage bag and 6pcs internal batteries and 6pcs back up for longer use.
- Anti-theft Alarm Lock- The alarm disc lock allows you to protect your beloved motorcycle or bicycle when parking outdoors or at home. When any vibration or shock is sensed when the alarm disc is located, it will automatically activate an alarm up to 110db.
- Premium Quality & Waterproof- The alarm disc lock adopts a high-grade heavy-duty steel body, which makes the alarm brake lock more durable. The 6mm lock pin is super sturdy and practical. The forged steel is waterproof, rust-proof and weather-resistant so that it can work normally in rainy days.
- One-press Operation- Disc brake lock set is one-key operation, you only need to press the button with a "beep" sound to enter the alarm state. By locking the disc brake to work, it helps to stop the vehicle from moving and keep your belongings safe.
- Wide Application- This is a security anti-theft disc brake lock, which is suitable for various vehicles with disc brakes up to 6mm: motorcycles, electric cars, bicycles, motorcycles, scooters, etc.
3. Kryptonite Alarm Disc, Heavy Duty Anti-Theft Motorcycle Lock with 120db Alarm, Weather-Resistant,

- INTEGRATED ALARM SYSTEM: Features a 120dB alarm that activates when tampering is detected which provides an additional layer of security for your bike, scooter or valuable items
- HEAVY-DUTY DESIGN: Features a 6MM Hardened steel Locking Pin, and fits a rotor size up to 6;5MM, A zinc diecast body design and construction, weather-proof electronics module is fully protected
- EASY TO USE: Simple key-locking mechanism ensures hassle-free securing your items while the alarm activates automatically when locked
- BATTERY POWERED: Operates on replaceable batteries which lasts up to 1 year
- MULTI-FUNCTIONAL: Ideal for securing bikes, scooters, backpacks, and even personal items
4. Motorcycle Alarm Disc Brake Lock, Motorcycle Locks Anti-Theft Security Wheel Disc Lock Waterproof

- Protect Your Motorcycle: Our Motorcycle locks keep your motorcycle safe with built-in sensors detecting shocks and movements, and a 110dB alarm system that scares off potential loss. It's perfect for those who park their motorcycle outside or at an apartment. Necessary motorcycle accessories Added security and peace of mind.
- Easy to use: press the alarm lock button to start the locking operation, and 5 seconds later there will be a "beep" to indicate the alarm is activated correctly. To shut off the alarm you will either have use the key to unlock it or wait 30 seconds use the key to unlock the alarm. Our engineers have implanted some special algorithms into the alarm device to solve the error of most other locks Abnormally alarms sounding.
- Durable and weather-resistant: Motorcycle locks anti-theft made of aluminum alloy, our motorcycle lock is waterproof and can withstand different weather conditions, helping you use it outdoors for a long time. Plus, with its replaceable battery, you can easily maintain it for long-term use.
- Fits Most Motorcycles and Bikes: Our disc brake lock is suitable for most motorcycles and bikes with disc brakes, where the rotor is less than 7mm(1/4") thick with holes. Whether you have a motorcycle, moped, scooter, mountain bike, or e-bike, our lock will keep it safe.
- Package Contents: 1 x Alarm Disk Lock (Batteries Included), 2 x Keys, 1 x Hex Key, 1 x 1.5m Reminder Cable, 1 x Motorcycle Lock Bag.
5. LIHAO Motorcycle Disc Lock, Anti-Theft Waterproof Disc Brake Alarm Lock for Motorbike Scooter

- Made of hardened steel for top security
- Stapler style disc lock immobilizes vehicle to prevent roll-away or ride-away theft
- Shock and motion sensors linked to a sophisticated microprocessor trigger a 110 dB alarm
- Compact, lightweight and portable. If you don't have room to carry a big U-lock, or a lock and chain, you can still give yourself an edge over bike thieves with this?disc lock
- Self-arming, with no on-off switch, re-set automatically to armed mode within 15 seconds if the attack stops
6. URBAN UR6 Hi-Tech Alarm Disc Lock 120db ON/Off, Warning, Light Alert, A+ Sensitivity, Replaceable

- HI-TECH ALARM DISC LOCK: Without or with alarm, you choose. Besides the alarm, you will love the unique WARNING function and A+ sensitivity to keep the thief away (watch video). It has 6mm locking pin to fit all motorcycle, scooter and bicycle brake discs. If you have larger holes in the inside of the brake disc, we recommend a 10mm double locking as in Urban UR10.
- REPLACEABLE ELECTRONIC & LONG LASTING BATTERY: This great motorcycle alarm disc lock incorporates the patented replaceable UR24MA module, a high-end electronic alarm module, compact and airtight, with no loose cables. Another advantage of the URBAN UR6 is that it uses a long-lasting CR2 battery, which does not lose charge due to cold. For your convenience, the battery comes installed and it is very easy to replace it when you need it after 2 or 3 years of use.
- TRULY WATERPROOF: The URBAN UR6 is waterproof inside and outside: thanks to its truly hermetic alarm module, rain is not a problem for this alarm brake disc lock with anti-rusting treatment.
- MORE PRACTICAL: No need to waste your time with a reminder cable, thanks to its WARNING with reminder function: when the motorcycle is being touched, 6 beeps will warn you. This practic disc lock can be quickly locked with one hand without a key. Can be safely carried locked with the optional brackets UR351 or UR352 available as optional accessories (not included).
- RECOGNIZED PRESTIGIOUS BRAND: Keep the thief away. URBAN is a well-known European manufacturer of high security locks for motorcycles, scooters and bicycles. If you need help, they are always available to assist you.
7. ONVIAN Rechargeable Motorcycle Lock with 120db Alarm and 6FT Steel Reminder Cable, for 7mm Pin

- RECHARGEABLE MOTORCYCLE DISC BRAKE LOCK & IP67 WATERPROOF: Use the type-C charging cable to charge the 500mAh battery built into the disc brake lock for 1-1.5 hours to reach full charge. Once fully charged, it can operate for approximately 5-6 months, greatly reducing the inconvenience of changing button batteries compared to traditional battery-operated disc brake locks. The charging port is tightly sealed with a silicone dust and waterproof cover for maximum water resistance.
- HEAVY DUTY MOTORCYCLE LOCKS & 6FT ANTI-THEFT CABLE: The internal anti-theft cable is made from high tensile steel wire, which is more wear-resistant than traditional reminder cables. Use the anti-theft cable to lock the motorcycle wheel/electric bike/motorcycle helmet to the vehicle after parking, providing all-around security protection. The bright of the anti-theft cable reminds the rider to unlock the vehicle before riding. Essential motorcycle accessories
- ALARM FUNCTION & REST MODE SWITCH: Motorcycle alarm built-in high sensitivity vibration sensor, the lock will emit "BiBiBi" alarm sound for the first time when sensing collision or vibration. When re-triggered it will emit a serial 120db alarm for 10s, a good deterrent to roll-away theft. When the motorcycle lock is set to silent mode only the locking function can be used, this time can provide the owner with no interference parking protection.
- EXCELLENT QUALITY & DURABLE MATERIALS: The motorcycle lock cylinder is made of zinc alloy, copper blade and iron Q235 inside, the robust and durable materials make this heavy-duty motorcycle lock can achieve effective anti-theft effect even in bad weather conditions. Keep the spare key in your safe for emergencies such as lost keys.
- MULTI-VEHICLE UNIVERSAL: Perfect for use with e-bikes/electric scooters/motorcycles/mopeds with disc brakes that have a caliper tip thickness of less than 7mm (1/4 inch). Package contents: 1*Rechargeable Motorcycle Lock, 2*Keys, 1* 6FT Anti-Theft Cable, 1*Type C Charge Cable, 1*English User Manual.
8. Kryptonite Keeper Alarm Disc Lock, Heavy Duty Anti-Theft Motorcycle Disc Break Lock Waterproof 100db

- HIGH SECURITY INTEGRATED ALARM SYSTEM: Dual-reinforced disc-style cylinder and a 100dB alarm that activates when tampering is detected which provides an additional layer of security for your bike, scooter or valuable items
- COMPACT, LIGHTWEIGHT & WATERPROOF: Stapler-style design is easy to carry and features IPX7 waterproof electronics for all-weather protection
- FITS UP TO 7MM THICK ROTORS: 5.5mm locking pin fits smaller rotor vent holes which is ideal for motorcycles, scooters and e-bikes
- LONG BATTERY LIFE: Powered by a high capacity 900mAh CR2 cattery for up to 1 year performance (battery included)
- INCLUDES 2 KEYS: Durable easy-grip keys resist bending and offer smooth locking and unlocking
- ATPO & KEY SAFE PROGRAM ELIGIBLE: Register to qualify for Kryptonite's Anti-Theft Protection Offer and Key Safe key replacement service
9. Motorcycle Lock Rechargeable, 120dB Alarm Disc Brake Locks Anti-Theft Security Wheel Disc Lock

- Protect Your Motorcycle: Mathtoxyz Motorcycle lock keep your motorcycle safe with built-in sensors detecting shocks and movements, and 120dB alarm system that scares off potential loss. Our motorcycle lock is waterproof and can withstand different weather conditions, It's perfect for those who park their motorcycle outside or at an apartment. Necessary motorcycle accessories Added security and peace of mind.
- Rechargeable: Mathtoxyz Alarm disc brake lock can fast charging, approximately 1.5 hours to fully charge. Once fully charged, it can be used on standby for 2-3 months, no need to require frequent battery replacement. The universal Type-C charging port is compatible with mobile phone chargers, power banks, and more for quick charging, making it easy for you to maintain it for a long time.
- Easy to use: press the Alarm disc lock button to start the locking operation, and 5 seconds later there will be a "beep" to indicate the alarm is activated correctly. To shut off the alarm you will either have to use the key to unlock it or wait 30 seconds to use the key to unlock the alarm. Our engineers have implanted some special algorithms into the alarm device to solve the error of most other locks Abnormally alarms sounding.
- Fits Most Motorcycles and Bikes: Mathtoxyz Disc brake lock is suitable for most motorcycles and bikes with disc brakes, where the rotor is less than 7mm(1/4") thick with holes. Whether you have a motorcycle, moped, scooter, mountain bike, or e-bike, our lock will keep it safe.
- Package Contents: 1 x Alarm Disk Lock, 2 x Keys, 1 x Hex Key, 1 x 1.5m Reminder Cable, 1 x Motorcycle Lock Bag.
10. Motorcycle Disc Lock with Alarm, Electric Scooter Lock Heavy Duty Anti-Theft with 120dB Alarm, 5FT

- 120dB Alarm Deterrence: This motorcycle lock has a vibration alarm that emits a loud 120dB sound to scare off thieves. The first vibration triggers a 2-second alarm, and further vibrations trigger a 10-second alarm. (Note: Silent mode is adjustable)
- Rechargeable & Long Battery Life: Our electric scooter lock anti theft lasts up to six months on a single charge, reducing the need for frequent replacements. Ebike lock recharges fully in just 70 minutes and has a 500mAh battery. (Note: Fully charge before first use)
- Full Metal Protection: This bike locks heavy duty anti theft is made entirely of aluminum alloy, weighing 0.73 pounds. It is designed to resist damage from tools such as saws, drills, and hammers, ensuring your vehicle is well-protected against theft
- IP67 Waterproof: The charging port of this motorcycle anti-theft lock is sealed with a silicone dust and water-resistant cap, providing an IP67 waterproof and dustproof rating. It can function normally even in rainy conditions
- High Compatibility: This disc lock is widely compatible with motorcycles, road bikes, mountain bikes, electric scooters (e-scooters), e-bikes, and dirt bikes with brake discs no thicker than 7mm(1/4in
- 5.9FT Anti-Theft Warning Rope: This motorcycle alarml lock comes with a 5.9-foot retractable warning rope. It serves two purposes: to remind you to unlock before riding and to secure additional items like your helmet to prevent theft
Peter
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