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Troy Lee Designs A3 MIPS MTB Helmet - Uno Water

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At TLD, styling, graphics, fit, function and safety are key in everything we create. After years of research and development, the Troy Lee Designs Team introduced the all new A3 helmet - the ultimate in full coverage premium trails. We made one of the most comfortable MTB helmets on the market even safer with the addition of MIPS rotational brain protection.

This lightweight, fully encapsulated all-mountain helmet utilises maximum coverage and dimension to keep you safe and protected in all riding conditions. Whether you're charging singletrack, riding dirt jumps or grinding out miles on the XC bike, the A3 helmet offers the premium fit, protection and style you want.


Free Delivery on all orders over $99 (excl. Super73). Orders under $99, a flat rate delivery charge of $8.50 applies.

All orders are dispatched with 24 business hours. Order before 2pm and your order will be shipped same day.  

Delivery times will vary from 2-5 business days for metro areas and 7-14 business days for rural and remote areas.

Read more: Shipping Information.

Returns & Refunds

For more information on our refund policy please check below.

Read more: Returns & Refunds.


MIPS Technology

MIPS Technology

MIPS Brain Protection System - a helmet integrated, low friction layer designed to reduce rotational motion transferred to the brain from angled impacts to the head


3 piece PC shell creates a more technical/premium look with more graphic capability, featuring 16 vents with optimised channeling.


Patent pending, industry-first dual density EPS/EPP impact liner provide first in class protection against high and low speed impacts


Rotational System MIPS B32 Solution integrated into the systemAdjustable Visor 3 Position including goggle stowage
Impact Absorbing Liner EPS/EPP ComoldedFit System Retention New TLD Fit System, Full 360, Micro Ratchet adjust
Sweat Management Removable EVA sweat management systemWeight 375g
Buckle V2 Fidlock Magnetic BuckleScrews Smart Shear w Ano Alum Washer
Optic Fitment Wide Range of Optics testedLiner 2 Piece Ionic Liner
Shell;3 Piece PCCoverageDeep - Our most coverage half shell
Vents16Spare Liner/Pads YES
Helmet Bag YESSizesS M L
Accessory MountsNOSide Strap DividersV2 TLD Micro Side Adjust
Rider CategoryFull depth coverage MTB/ENDURO Trail HelmetPaint Design StrategyMulti Colour or Graphics, Maetallics

*Care is taken when providing product specifications. Occasionally, without notice manufactures may alter product design or specifications.

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