Free shipping on orders over $39!

WARNING: Cancer and Reproductive Harm -

Alpinestars A-4 Max Roost Deflector

Select options to see availability
Sign in or sign up to earn rewards points for this item!
Share and Save
Sign In or create an account to earn rewards points!

Q & A

Have a product related question about fit, features, or functionality? Ask it here.

If you have a question about availability or need immediate assistance, call 1-800-841-2960.

Ask a question about the
Alpinestars A-4 Max Roost Deflector

Shipping & Returns

Orders $100 and over qualify for our free shipping offer. See our full shipping policy for further shipping details.

Return any new, unused and unaltered item within 30 business days. Create a return label online for as little as $7.99. Please read our return policy.


The protector offers protection for the chest, ribs and back via its flexible hard plates. With ventilation and bio-foam padding for comfort and fit, it features removable shoulder padding for versatility and optimal comfort, and is fully compatible with Alpinestars Bionic Neck Supports.


  • Triple layer chest protector features a highly perforated impact absorption insert for high levels of ventilation and protection
  • Features a new Cell Technology back protector
  • Removable shoulder pads for high levels of customization
  • Extended padding to offer more protection against tire roost without obstructing arm movement
  • Additional thermoformed EVA (Ethylene Vinyl Acetate) tail extension for extended coverage to the lower spine
  • The protector plastic shells are perforated for maximum breathability and cooling ventilation
  • Adjustable elastic straps incorporate thermoformed perforated rib protection panels for additional protection without compromising movement
  • Elastic closure system features quick and easy to use buckles that fit a broad range of rider body sizes
  • Thermoformed padded chassis for optimized levels of comfort and close to the body fit
  • Adjustable shoulder straps for optimal fit
  • Bionic Neck Support compatibility
  • Silicone BNS pull tabs for easy and safe engagement of the BNS
  • Black/Yellow


Age & Gender
Model Name for Gear
A-4 Max
A-4 Max

Item Numbers

Details Item Number Availability Store Pickup
Details:Black/Yellow  M/L Item #020-6701520-1155-M Availability:In stock: Ready to shipStore Pickup:Available
Details:Black/Yellow  XL/XXL Item #020-6701520-1155-XL Availability:In stock: Ready to shipStore Pickup:Available
Details:Black/Yellow  XS/S Item #020-6701520-1155-XS Availability:In stock: Ready to shipStore Pickup:Available


Please, wait...