Best Alarm Disk Lock

Peter | 24-12-2025

In this article, we will explore the Best Alarm Disk Lock that are now on the market. In addition to that, we have provided you with a detailed guide that will assist you in choosing the right product. We really hope that by looking through the reviews of the top Best Alarm Disk Lock products that we’ve provided below, you’ll be able to quickly narrow your choices and select the one that best satisfies your needs.

We have spent lots of time testing. According to our research, we think YOHOOLYO Best Alarm Disk Lock is the best overall. For more of our top picks, read on! Also, check out our buying guide for some tips on how to choose the right Best Alarm Disk Lock.

Editor's Choice
YOHOOLYO Alarm Disc Lock Motorcycle Disc Brake Lock Anti-Theft Waterproof 110 dB 7mm Pin 5ft
YOHOOLYO Alarm Disc Lock Motorcycle Disc Brake Lock Anti-Theft Waterproof 110 dB 7mm Pin 5ft
Premium Pick
Kryptonite Alarm Disc, Heavy Duty Anti-Theft Motorcycle Lock with 120db Alarm, Weather-Resistant,
Kryptonite Alarm Disc, Heavy Duty Anti-Theft Motorcycle Lock with 120db Alarm, Weather-Resistant,
Budget Pick
Alarm Disc Lock Set, Brake Lock, Anti-Theft Waterproof 110 dB 7mm Pin 5ft Reminder Cable for
Alarm Disc Lock Set, Brake Lock, Anti-Theft Waterproof 110 dB 7mm Pin 5ft Reminder Cable for

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

YOHOOLYO Alarm Disc Lock Motorcycle Disc Brake Lock Anti-Theft Waterproof 110 dB 7mm Pin 5ft
9.8

Yohoolyo

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  • (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. Kryptonite Alarm Disc, Heavy Duty Anti-Theft Motorcycle Lock with 120db Alarm, Weather-Resistant,

Kryptonite Alarm Disc, Heavy Duty Anti-Theft Motorcycle Lock with 120db Alarm, Weather-Resistant,
9.5

Kryptonite

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  • 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

3. 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.

4. YOHOOLYO Alarm Disc Lock Motorcycle Disc Brake Lock Anti-Theft Waterproof 110 dB 7mm Pin 5ft

YOHOOLYO Alarm Disc Lock Motorcycle Disc Brake Lock Anti-Theft Waterproof 110 dB 7mm Pin 5ft
8.9

Yohoolyo

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  • (Make Thieves Fear Anti-theft Alarm Lock) YOHOOLYO Alarm Disc Lock is a practical solution for bikers to protect their beloved motorbikes or bikes while parking outside or at home
  • (Crash-resistant Disc Lock) This disc brake lock is constructed with forged stainless steel and easy to lock with one-press operation,just push down the button with aBeepsound into alarm status
  • (Waterproof 110 DB Alarm Disc Lock)Up to 110 db alarm will automatically activate upon sensing any vibration or shock. With waterproof function,keep working in rainy days and never get rusty
  • (Double Assurance Disc Lock for Vehicle) It comes with two keys, it is ideal for motorcycles, bicycles, scooters and any vehicle where there are holes or spokes on a wheel
  • (Sustainable Two Set Batteries and Portable Lock) 6 internal batteries and 6 back up for longer use. An Allen wrench to disassemble the lock and carry pouch for storage included.2 pcs security keys for every different lock with well-packed box
  • (Wide Application Range Disc Brake Lock) YOHOOLYO disc brake lock fits for various vehicles with up to 6 mm disc brakes: motorcycles, electromobile, bicycle, motorbike,scooters etc

5. Motorcycle Alarm Disc Brake Lock, Motorcycle Locks Anti-Theft Security Wheel Disc Lock Waterproof

Motorcycle Alarm Disc Brake Lock, Motorcycle Locks Anti-Theft Security Wheel Disc Lock Waterproof
8.7

Mathtoxyz

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  • 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.

6. YOHOOLYO Alarm Disc Lock Motorcycle Disc Brake Lock Anti-Theft Waterproof 110 dB 7mm Pin 5ft

YOHOOLYO Alarm Disc Lock Motorcycle Disc Brake Lock Anti-Theft Waterproof 110 dB 7mm Pin 5ft
8.5

Yohoolyo

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  • (Make Thieves Fear Anti-theft Alarm Lock) YOHOOLYO Alarm Disc Lock is a practical solution for bikers to protect their beloved motorbikes or bikes while parking outside or at home
  • (Crash-resistant Disc Lock) This disc brake lock is constructed with forged stainless steel and easy to lock with one-press operation,just push down the button with aBeepsound into alarm status
  • (Waterproof 110 DB Alarm Disc Lock)Up to 110 db alarm will automatically activate upon sensing any vibration or shock. With waterproof function,keep working in rainy days and never get rusty
  • (Double Assurance Disc Lock for Vehicle) It comes with two keys, it is ideal for motorcycles, bicycles, scooters and any vehicle where there are holes or spokes on a wheel
  • (Sustainable Two Set Batteries and Portable Lock) 6 internal batteries and 6 back up for longer use. An Allen wrench to disassemble the lock and carry pouch for storage included.2 pcs security keys for every different lock with well-packed box
  • (Wide Application Range Disc Brake Lock) YOHOOLYO disc brake lock fits for various vehicles with up to 6 mm disc brakes: motorcycles, electromobile, bicycle, motorbike,scooters etc
  • (REMINDER) Without disc brake hole: Thickness of disc brake within 6mm; Width of disc brake < 55 mm from hole to edge within 55mm. With disc brake hole: Thickness of disc brake within 6mm; Width of disc brake < 55 mm from hole to edge within 55mm

7. 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

8. Kryptonite Keeper Alarm Disc Lock, Heavy Duty Anti-Theft Motorcycle Disc Break Lock Waterproof 100db

Kryptonite Keeper Alarm Disc Lock, Heavy Duty Anti-Theft Motorcycle Disc Break Lock Waterproof 100db
8

Kryptonite

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  • 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

Motorcycle Lock Rechargeable, 120dB Alarm Disc Brake Locks Anti-Theft Security Wheel Disc Lock
7.9

Mathtoxyz

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  • 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. RADIKAL RK14S Premium Motorcycle Alarm Disk Lock 120dB ON/Off, Warning LED Alert, SRA Approved, High

RADIKAL RK14S Premium Motorcycle Alarm Disk Lock 120dB ON/Off, Warning LED Alert, SRA Approved, High
7.7

Radikal

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  • APPROVED TO DEFEND YOUR MOTORCYCLE: Your defense against theft. RADIKAL RK14S is a CLASSE SRA approved alarm disc lock completely made of specially hardened stainless steel and with a 14mm/0.55in locking pin. Tested with success against saw, shears, hammer, lever and other brutal attacks in the security approval evaluations conducted by independent laboratories.
  • OUTSTANDING SECURITY FEATURES: Apart from its excellent quality materials, this approved alarm disc lock is protected by a Double Locking mechanism to oppose force attacks. In addition, it has a SEK DISCTECH high security disc detainer core with rotating armor, anti-drilling disc and anti-picking protection. Security keys are identified with a unique code to request duplicates when needed.
  • HIGH-END OPTIMIZED ALARM SYSTEM: This motorcycle disc lock has an optional activation premium alarm system, with an optimized sensitivity Warning feature: if the intelligent sensor detects motion, 6 warning beeps will sound. If the attack continues, the powerful 120dB alarm will activate. The independent alarm module and the single CR2 long life battery are easily replaceable.
  • PRACTICAL USE AND CONVENIENT TRANSPORT: Place the alarm disc lock in the inner gaps of the brake disc (not the little holes) and press the button to activate the alarm system. When not in use, you can conveniently transport the disc lock in one of the optional transport brackets (not included) attached to your motorcycle.
  • PREMIUM SECURITY BRAND: RADIKAL is specialized in high security approved locks by the CLASSE SRA in France, the most demanding market in the world as the insurances ask for the best approved locks. RADIKAL designs and manufactures in Europe high quality locks since 2010.

Peter

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