The Leatt Enduro 4.0 is a full-face-first mountain bike helmet for enduro racing, with a removable chinbar for climbs and less demanding trails. Its lightweight polycarbonate shell combines in-molded dual-density EPS + EPO impact foam with 360° Turbine Technology.

Shell and Impact Management

• Lightweight polycarbonate shell.
• In-molded, dual-density EPS + EPO impact foam.
• 360° Turbine Technology uses energy-absorbing turbine discs designed to allow slight helmet movement on impact, helping reduce peak acceleration and rotational forces.
• Turbine material designed to absorb low-speed impact energy.
• Leatt's 3-in-1 safety system combines the turbines and impact foam to help manage low-speed impacts, high-speed impacts and rotational forces.
• Adjustable visor with breakaway function designed to help reduce rotational impact forces.

Convertible Design and Fit

• Removable chinbar with an easy-fit attachment system.
• Flat Lock strap divider and fit system for fit adjustment.
• Fidlock magnetic closure.
• Soft-touch, moisture-wicking chin straps.
• Designed for neck brace compatibility.

Ventilation and Comfort

• 18 vents designed to remain effective at low riding speeds.
• Moisture-wicking, breathable, anti-odor and washable inner liner.
• Sunglasses dock port for storage.

Specifications and Additional Features

• Model: Enduro 4.0
• Helmet style: convertible MTB with removable chinbar
• Source-listed weight: from 810 g (1.79 lb)
• Source-listed certifications: AS/NZS 2063:2008, ASTM F1952–10 (downhill MTB), EN1078, CPSC 1203 and NTA 8776 (helmets for S-EPAC riders)
• Plastic-free packaging.
• Source-listed 3-year Leatt Helmet Replacement Program; confirm applicable program terms with Leatt.
• Colors: Loam Brown, Grey, Stealth Black/Grey and Red/White
• Sizes: S, M and L

Size Guide