Leatt MTB AllMtn 4.0
Best premium protection for dedicated trail and enduro riders.
This helmet balances advanced rotational impact protection with all-day comfort for aggressive trail riding. It delivers a secure, lightweight fit and effective ventilation, making it a reliable choice for riders who prioritize safety without wanting to feel weighed down.
$219.00
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Who it's for
- Safety-conscious riders seeking advanced protection against rotational brain injuries.
- Mountain bikers who prioritize temperature regulation during intense summer rides.
- Practical riders who want convenient and secure storage for their eyewear.
Who should skip it
- Weight-sensitive racers looking for the lightest possible trail gear.
- Budget-focused cyclists searching for a basic, low-cost protective solution.
- Riders with non-standard head shapes who require a highly adjustable fit.
Performance breakdown
Impact Protection
Proprietary turbine technology significantly mitigates rotational forces during high-speed trail impacts.
Ventilation Efficiency
Eighteen optimized vents keep airflow consistent even during slow, technical climbs.
Fastening Convenience
The magnetic Fidlock buckle makes securing the strap effortless with gloves.
Weight Profile
Solid construction adds durability, though it feels slightly heavier than minimalist helmets.
Trail Versatility
Breakaway visor and integrated eyewear dock adapt perfectly to changing conditions.
Comfort & Fit
Moisture-wicking liners ensure a fresh, stable fit throughout long, sweaty rides.
Key Specs
Weight
430g
Material
Polymer shell with EPS + EP0 impact foam
Ventilation
18 vents
Safety Technology
360° Turbine Technology
Safety Certification
AS/NZS 2063:2008, EN1078, CPSC 1203
Visor Type
Adjustable with breakaway function
Closure Type
Fidlock magnetic
Eyewear Compatible
Yes
Removable Padding
Yes
Know before you buy
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