1. Introduction
The Quad Lock QLA-VDM Motorcycle Vibration Dampener is designed to protect your smartphone's camera from high-frequency vibrations produced by motorcycle engines. This accessory integrates seamlessly with existing Quad Lock Motorcycle Mounts, providing an additional layer of protection for sensitive smartphone components.
Using a dual chassis suspension system with precision-engineered silicone grommets, the dampener significantly reduces vibrations, helping to prevent potential damage to your device's optical image stabilization (OIS) system.
2. What's in the Box
Upon opening the package, you will find the following components:
- 1 x Quad Lock QLA-VDM Vibration Dampener

Image 2.1: Quad Lock Vibration Dampener components, showing the dampener, a compatible phone case, and a handlebar mount (sold separately).
3. Setup (Installation)
The Quad Lock Vibration Dampener is designed to be installed between your existing Quad Lock Motorcycle Mount and your Quad Lock Phone Case. It is compatible with all Quad Lock Motorcycle Mounts.
3.1. Attaching the Vibration Dampener
- Ensure your Quad Lock Motorcycle Mount is securely installed on your motorcycle.
- Align the Quad Lock Vibration Dampener with the Quad Lock interface on your motorcycle mount.
- Press down and twist the dampener until it locks securely into place on the mount. You should hear an audible 'click'.
- Once the dampener is attached, you can then attach your Quad Lock Phone Case to the dampener's interface. Align your phone case with the dampener and twist until it locks.

Image 3.1: The Quad Lock Vibration Dampener installed on a motorcycle mount with a smartphone securely attached.
3.2. Product Overview Video
Video 3.2: An official product overview video demonstrating the features and installation of the Quad Lock Vibration Dampener.
4. Operating Instructions
Once the Vibration Dampener is installed, operating it is straightforward as it maintains the familiar Quad Lock mounting system.
4.1. Attaching Your Smartphone
To attach your smartphone, simply align your Quad Lock Phone Case with the dampener's interface (the blue lever should be in the unlocked position if applicable to your mount type). Press down and twist your phone 45 degrees until it locks securely. The dual-stage lock ensures your phone remains firmly in place during your ride.
4.2. Detaching Your Smartphone
To detach your smartphone, press down on the blue lever (or pull down the collar, depending on your mount type) and twist your phone 45 degrees to release it from the dampener.
4.3. Vibration Reduction
The primary function of the QLA-VDM is to reduce high-frequency vibrations. This is achieved through its dual chassis suspension and silicone grommets, which absorb up to 90% of vibrations caused by motorcycle engines. This protection is crucial for safeguarding your smartphone's internal components, particularly the camera's optical image stabilization (OIS) system.

Image 4.1: A graph demonstrating the significant reduction in G-force vibrations across various frequencies when using the Quad Lock Vibration Dampener compared to not using it.
5. Maintenance
To ensure optimal performance and longevity of your Quad Lock Vibration Dampener, follow these simple maintenance guidelines:
- Regular Cleaning: Wipe the dampener with a damp cloth to remove dust, dirt, or grime. Avoid harsh chemicals.
- Inspect for Wear: Periodically check the silicone grommets and the locking mechanism for any signs of wear, cracks, or damage. If any components appear compromised, consider replacing the unit.
- Secure Installation: Always ensure the dampener is securely locked into your motorcycle mount and your phone case is securely locked into the dampener before riding.
6. Troubleshooting
If you encounter any issues with your Quad Lock Vibration Dampener, refer to the following common solutions:
- Phone feels loose: Ensure both the dampener is fully twisted and locked onto the motorcycle mount, and the phone case is fully twisted and locked onto the dampener. Check for any debris obstructing the locking mechanism.
- Difficulty attaching/detaching: Ensure the blue lever (or collar) is fully depressed/pulled to release the lock. Do not force the mechanism.
- Increased vibrations: Verify that the dampener is correctly installed and that the silicone grommets are intact and not damaged.
For further assistance, please contact Quad Lock customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | Quad Lock |
| Model | QLA-VDM |
| Item Weight | 0.705 ounces |
| Product Dimensions | 2.66 x 2.37 x 1.04 inches |
| Special Features | Vibration Dampener |
| Compatible Devices | Smartphones |
| Mounting Type | Quad Lock Mounts |
8. Warranty
Quad Lock products are designed for durability and performance. For specific warranty information regarding your QLA-VDM Vibration Dampener, please refer to the official Quad Lock website or contact their customer support directly. Keep your proof of purchase for any warranty claims.
9. Support
For technical support, product inquiries, or assistance with installation, please visit the official Quad Lock support page. You can typically find FAQs, troubleshooting guides, and contact information for their support team on their website.
Website: www.quadlockcase.com/support