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Top rated powersports alarms and anti-theft

AI-generated summary · updated July 28, 2026 · verify details before purchase.

  1. Gorilla Automotive 9102
    Best overall Gorilla Automotive

    Gorilla Automotive 9102

    $42.21 Only 12 left

    Highly durable disc lock with integrated alarm, popular for motorcycles and ATVs. It features a 110dB siren and a motion sensor that triggers when tampered with.

    • Loud alarm
    • Strong build
    • Compact size
    • Key can be hard to insert
  2. Best GPS tracker

    Camel ADV Anti-Theft GPS Tracker

    4.5/5 $100-$150

    Real-time GPS tracking device with geofencing and tamper alerts, designed specifically for powersports vehicles. Includes a loud siren and smartphone app.

    • Real-time tracking
    • Geofence alerts
    • Waterproof
    • Requires subscription
    • Installation can be complex
  3. Master Lock 8382D
    Best budget pick Master Lock

    Master Lock 8382D

    4.3/5 $19.82

    Adjustable cable alarm lock with 100dB siren and 6-foot braided steel cable. Good for securing multiple items or locking a bike to a post.

    • Affordable
    • Versatile cable
    • Easy to use
    • Cable can be cut with good bolt cutters
    • Alarm may be overly sensitive
  4. Dowco Guardian XL-100
    Best cover with alarm Dowco

    Dowco Guardian XL-100

    4.2/5 $166.49 Only 5 left

    Full motorcycle cover with built-in motion sensor alarm. Waterproof and UV-resistant, provides both theft deterrence and weather protection.

    • Dual protection
    • Loud alarm
    • Weatherproof
    • Bulky when stored
    • Alarm may trigger in wind
  5. Best mini alarm

    Yardsmart MC-10

    4.4/5 $30-$50

    Compact disc lock with 120dB alarm, easy to carry. Vibration sensor triggers the siren, great for quick stops.

    • Very loud
    • Portable
    • Inexpensive
    • Limited to disc use
    • Battery not replaceable
  6. Best remote alarm

    Viper 211cc

    4.0/5 $50-$70

    Motion-activated alarm with a 2-button remote control. Includes a 110dB siren and can be installed on any 12V motorized vehicle.

    • Remote arm/disarm
    • Easy installation
    • Loud siren
    • Wiring may be tricky
    • Range of remote limited
  7. Garmin GTM 220
    Best premium tracker Garmin

    Garmin GTM 220

    4.1/5 $130-$160 Currently unavailable

    GPS tracker with cellular connectivity and engine kill switch capability. Offers theft alerts and vehicle location history.

    • Engine kill feature
    • Detailed tracking
    • Trusted brand
    • High price
    • Monthly fee required

Buying advice

Consider the type of theft risk: for parking in high-traffic areas, a loud alarm and disc lock may suffice; for long-term or unattended storage, a GPS tracker or alarm cover offers better protection. Always check compatibility with your vehicle's brake disc or battery system.

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