Warranty and Registration

Benefit from a 3-year extension to the standard 2-year international limited warranty

We combined the best craftsmanship and technology to make Amplifiers that last many years. Every GR Product is carefully assembled by our technicians, then rigorously inspected and tested to ensure it meets our exacting requirements concerning quality and resistance.

Register now and become a member of the GR Family. If your product is still within the initial 2-year warranty period (Original warranty/ International Limited Warranty), registering will allow you to benefit from a 3-year extension to our standard 2-year International Limited Warranty. As a member, you will also receive dedicated offers and news from GR.

For further details, please refer to the Warranty Terms and Conditions.


Before sending us your product for repair download, fill out and send us the form, please click here.