Leatt MTB 4.0 AllMtn V21
Best premium protection for dedicated trail and enduro riders.
A high-performance trail helmet that balances lightweight construction with advanced rotational impact protection. It excels at keeping riders cool during technical climbs while providing the security needed for aggressive descents.
$280.00
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Leatt MTB Trail Inner Liner
$103.35
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Who it's for
- Safety-conscious riders seeking advanced brain protection technology
- Enduro racers and trail riders in hot climates
- Mountain bikers prioritizing convenience and ease of use
Who should skip it
- Budget-focused cyclists looking for a basic affordable helmet
- Riders with broader head dimensions needing a roomier fit
- Goggle users who prefer stowing eyewear under the visor
Performance breakdown
Impact Protection
Turbine technology significantly lowers rotational acceleration during high-speed impacts.
Ventilation Efficiency
Deep internal channels keep airflow consistent even during grueling, slow climbs.
Weight Management
Lightweight polymer construction prevents neck fatigue on long, aggressive trail rides.
Closure Convenience
Fidlock magnetic buckle makes securing the strap effortless with gloved hands.
Visor Functionality
Breakaway design adds a crucial safety buffer during unexpected crashes.
Interior Comfort
Moisture-wicking liner stays fresh and comfortable through intense, sweaty sessions.
Key Specs
Helmet Style
Half-Shell
Intended Use
Mountain, Trail
Safety Technology
360° Turbine Technology
Safety Certification
CE EN 1078, CPSC 1203, AS/NZS 2063:2008
Weight
360 grams
Number of Vents
13
Visor Type
Adjustable
Shell Material
Polymer Compound
Closure Type
Fidlock magnetic
Removable Padding
Yes
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