Troy Lee Designs D4 Head Liner
Best replacement padding for mountain bikers seeking a refreshed helmet fit.
Refresh the interior of a well-loved helmet with this direct-fit replacement liner. It restores the original snug feel and hygiene, extending the life of protective gear without the cost of a full replacement.
$45.00
Who it's for
- High-intensity riders seeking superior sweat management and cooling
- Frequent mountain bikers wanting a fresh-smelling helmet interior
- Dedicated racers needing to maintain a secure and comfortable helmet fit
Who should skip it
- Owners of older Troy Lee Designs helmets requiring universal replacement parts
- Budget-conscious cyclists looking for low-cost helmet maintenance options
- Riders who prefer low-maintenance gear that withstands heavy machine washing
Performance breakdown
Fit Precision
Matches the original factory contour perfectly for a secure, stable feel.
Installation Ease
Snaps into place effortlessly without requiring any specialized tools or effort.
Material Breathability
High-quality moisture-wicking fabric keeps sweat managed during intense downhill sessions.
Maintenance Simplicity
Removes quickly for frequent washing to keep your gear smelling fresh.
Longevity
Padding density holds up well, though frequent washing eventually softens the foam.
Comfort Restoration
Instantly revives the plush, snug sensation of a brand-new helmet.
Key Specs
Compatibility
D4 Helmet
Component Type
Replacement headliner
Color
Black
Know before you buy
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Ask Metto anything about the Troy Lee Designs D4 Head Liner before you decide.