Alpinestars A-4 Plasma Chest Protector, Motorcycle Body Armor, White with Black and Red Accents, Ventilated Hard Shell Design, Adjustable Side Straps, Lightweight Off-Road Protection
Alpinestars A-4 Plasma Chest Protector, Back View, Black and Red, featuring a large red Nucleon PLASMA back protector with a wavy perforated design, black mesh chassis with adjustable straps, and white Alpinestars branding.

A-4 Plasma Chest Protector

motocross

Regular price
$189.95
Size
Size guide
Color Black/Red/White
A-4 Plasma Chest Protector

Return 30 days for exchanges & returns

Anatomically profiled for all forms of off-road riding, the A-4 PLASMA Chest Protector features a semi-rigid thermoplastic polyhedron design chest protector and a Nucleon PLASMA back protector that are engineered to be lightweight, breathable, comfortable, adaptive, and protective.

  • Nucleon PLASMA Back Protector: Constructed from USDA Certified Biobased viscoelastic material, this protector offers multi-directional pliability and a contoured fit for effective impact energy dissipation.
  • Geodesic Chest Armor: Features a lightweight, ultra-ventilated outer shell inspired by geodesic polyhedrons, providing high structural strength and maximum airflow with minimal material.
  • Adaptive Fit: Over-injected flexible side wings follow the body's natural contours to ensure superior comfort and unrestricted freedom of movement while riding.
  • Extended Coverage: Includes highly perforated, adjustable, and detachable rib and shoulder padding to provide targeted protection against tire roost and impacts.
  • BNS Compatibility: Integrated elasticated pull tabs on the soft tactile thermoformed shoulder pads allow for seamless integration with Alpinestars Bionic Neck Supports.
  • USDA Certified Biobased Nucleon PLASMA back protector provides high-performance impact force dispersion and absorption.
  • Geodesic polyhedron chest shell delivers structural strength and robust protection against impacts.
  • CE Level 1 certified back protector: EN 1621-2:2014.
  • CE Level 1 certified chest protector: EN 1621-3:2018.
  • Perforated 3D mesh chassis and padding offer reliable defense against tire roost.
  • Over-injected flexible side wings ensure a secure fit for consistent protection coverage.
  • Adjustable and detachable rib and shoulder padding for customizable impact protection.
  • Bionic Neck Support (BNS) compatible via integrated elasticated pull tabs.
  • According to European statutory law, the CE mark is a conformity requirement for the marketing of this product. The following standards apply:
  • Back protector: EN 1621-2:2014 LEVEL 1
  • Chest protector: EN 1621-3:2018 LEVEL 1
EAN 8059347564821
SKU 6500526-132-XL/2XL
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