AGV K4 EVO Sliver Helmet
The K4 EVO is the most balanced and versatile helmet in the AGV range. Performs great on sportbikes or scooters, and everything in between. Improvements in weight and comfort, the K4 EVO represents the ideal solution for those who want an attractive, safe, comfortable helmet with an excellent price/quality ratio. The design of the K4 EVO reflects that of the K4, the model it replaces in the range. A design distinguished by the front air vents, the chin strap, the lateral lines and the spoiler, creating an immediate family feeling with other products in the recent AGV range.
Features:
Have a functionality, fit, or otherwise product-specific question about the AGV K4 EVO Sliver Helmet? Ask it here! If you have a customer service or shipping question, please direct it to our Customer Service department.

| Size | Hat Size | Measurement (in) | Measurement (cm) |
|---|---|---|---|
| XS | 6 5/8 - 6 3/4 | 20 7/8 - 21 1/4 | 53-54 |
| SM | 6 7/8 - 7 | 21 5/8 - 22 | 55-56 |
| MD | 7 1/8 - 7 1/4 | 22 3/8 - 22 3/4 | 57-58 |
| LG | 7 3/8 - 7 1/2 | 23 1/8 - 23 1/2 | 59-60 |
| XL | 7 5/8 - 7 3/4 | 24 - 24 3/8 | 61-62 |
| 2XL | 7 7/8 - 8 | 24 3/4 - 25 1/8 | 63-64 |
| 3XL | n/a | 25 1/2 - 26 | 65-66 |
Sizing information is provided by the manufacturer and does not guarantee a perfect fit.
Click here to see the full AGV Helmets Size Chart| Product Style | RevZilla SKU ID | Manufacturer Product # | Availability |
|---|---|---|---|
| Black/Red / XS | 809676 | 01015712 | Out of Stock |
| Black/Red / SM | 809677 | 01015713 | Out of Stock |
| Black/Red / MD | 809678 | 01015714 | Out of Stock |
| Black/Red / LG | 809679 | 01015715 | Out of Stock |
| Black/Red / XL | 809680 | 01015716 | Out of Stock |
| Black/Red / 2XL | 809681 | 01015717 | In Stock: Ships within 24 hours |
| Black/Blue / XS | 809670 | 01015706 | Available: Usually ships within 3-4 business days |
| Black/Blue / SM | 809671 | 01015707 | Out of Stock |
| Black/Blue / MD | 809672 | 01015708 | Out of Stock |
| Black/Blue / LG | 809673 | 01015709 | Out of Stock |
| Black/Blue / XL | 809674 | 01015710 | Available: Usually ships within 2-4 business days |
| Black/Blue / 2XL | 809675 | 01015711 | Available: Usually ships within 3-4 business days |
| Black/Gunmetal / XS | 809664 | 01015700 | Available: Usually ships within 3-4 business days |
| Black/Gunmetal / SM | 809665 | 01015701 | Out of Stock |
| Black/Gunmetal / MD | 809666 | 01015702 | Out of Stock |
| Black/Gunmetal / LG | 809667 | 01015703 | Out of Stock |
| Black/Gunmetal / XL | 809668 | 01015704 | In Stock: Ships within 24 hours |
| Black/Gunmetal / 2XL | 809669 | 01015705 | Available: Usually ships within 3-4 business days |
| Black/Green / XS | 809682 | 01015718 | Available: Usually ships within 3-4 business days |
| Black/Green / SM | 809683 | 01015719 | Out of Stock |
| Black/Green / MD | 809684 | 01015720 | Out of Stock |
| Black/Green / LG | 809685 | 01015721 | Out of Stock |
| Black/Green / XL | 809686 | 01015722 | Out of Stock |
| Black/Green / 2XL | 809687 | 01015723 | Available: Usually ships within 3-4 business days |