Leatt MTB AllMtn 4.0
Best premium protection for dedicated mountain bikers seeking all day comfort.
This is a serious piece of safety gear that prioritizes brain protection without feeling like a bulky burden on long, hot climbs. The advanced impact tech adds a bit of weight compared to minimalist XC lids, but the trade-off is a massive boost in confidence when the trail gets rowdy.
$219.00
at
Airpark Bike Co
More MTB AllMtn options
Who it's for
- Enduro riders tackling long climbs in hot climates
- Safety-conscious mountain bikers seeking premium head protection
- Long-distance trail riders who prioritize a secure, irritation-free fit
Who should skip it
- Weight-obsessed racers looking for the lightest possible gear
- Budget-focused cyclists seeking a basic entry-level helmet
- Riders using very large goggles who prefer high-stowage visors
Performance breakdown
Rotational Impact Protection
Turbine technology significantly lowers brain injury risk during complex crash scenarios.
Ventilation Efficiency
Eighteen ports keep air moving effectively even during slow, technical climbs.
Buckle Convenience
Fidlock magnetic system makes securing the strap effortless with one hand.
Weight Profile
At 430g, it balances robust protection with all-day riding comfort.
Safety Integration
Breakaway visor and multi-density foam provide comprehensive, thoughtful impact management.
Maintenance Ease
Washable, anti-odor liner makes post-ride cleanup simple and highly effective.
Key Specs
Weight
430g
Number of Vents
18
Safety Technology
360° Turbine Technology
Shell Material
Polymer
Impact Foam
In-molded EPS + EP0
Certifications
AS/NZS 2063:2008, EN1078, CPSC 1203
Closure Type
Fidlock magnetic
Visor Type
Adjustable with breakaway function
Eyewear Compatible
Yes
Removable Padding
Yes
Know before you buy
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