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Troy Lee Designs SE4 Composite Helmet w/MIPS- Speed

As low as: $371.35 Regular Price $599.00
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SE4 Composite Helmet w/MIPS- Speed

The SE4 Composite Helmet comes with MIPS, incorporating brain rotational protection. The SE4 Composite helmet weighs in at 1425 grams utilizing an aerospace fiberglass composite shell. Twenty intake ports channel cool air around and over a rider's head, forcing hot sweaty air out through twelve exhaust ports. Quick-release 3D cheek pads and washable Dri-Lex liner create an optimum fit.

Open Face Helmets

SIZE HEAD (IN) HEAD (CM)
XS 20.9-21.3 56-54
SM 21.7-22 55-56
MD 22.4-22.8 57-58
LG 23.2-23.6 59-60
XL 24-24.4 61-62
2XL 24.8-25.2 63-64

SE3 and Air Helmets

SIZE HEAD (IN) HEAD (CM)
XS 20.9-21.3 53-54
SM 21.3-22 54-56
MD 22-22.8 56-58
LG 22.8-23.6 58-60
XL 23.6-24.4 60-62
2XL 24.4-24.8 62-63

SE4 Helmets

SIZE HEAD (IN) HEAD (CM)
XS 21.3-21.7 54-55
SM 21.7-22 55-56
MD 22.4-22.8 57-58
LG 22.8-23.2 58-59
XL 23.6-24 60-61
2XL 24.4-24.8 62-63

D4 Helmet Sizes

  XS SM MD LG XL 2X
Hat Size 6 5/8 - 6 3/4 6 7/8 - 7 7 1/8 - 7 1/4 7 1/4 - 7 3/8 7 1/2 - 7 5/8 7 3/4 - 7 7/8
CM 53 - 54 55 - 56 57 - 58 58 - 59 60 - 61 62 - 63
Inches 20 7/8 - 21 1/4 21 5/8 - 22 22 3/8 - 22 /34 22 3/4 - 23 1/4 23 5/8 - 24 24 3/8 - 24 3/4

 A3 Helmet Lines Glo Yellow

  XS/S M/L XL/XXL
Hat Size 6 5/8 - 7 7 1/8 - 7 3/8 7 1/2 - 7 7/8
CM 53 - 56 57 - 59 60 - 63
Inches 20 7/8 - 22 22 3/8 - 23 1/4 23 5/8 - 24 3/4

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

HOW TO MEASURE

Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.

SE4 COMPOSITE HELMET

The SE4 Composite Helmet comes with MIPS, incorporating brain rotational protection. The SE4 Composite helmet weighs in at 1425 grams utilizing an aerospace fiberglass composite shell. Twenty intake ports channel cool air around and over a rider's head, forcing hot sweaty air out through twelve exhaust ports. Quick-release 3D cheek pads and washable Dri-Lex liner create an optimum fit.

  • MIPS brain protection system, reduces rotational forces to the brain in some crash scenarios
  • EPP (Expanded PolyPropylene) chin bar for lightweight, durable protection
  • Three shell sizes to more accurately fit a variety of head sizes and rider ages, improving overall safety
  • Anatomical –3D contoured cheek pads with emergency release system for EMS responders
  • Removable snap-in, washable comfort liner with moisture wicking Dri-lex®
  • Plastic visor screws and brass inserts for easy impact break-away
  • Extra matching graphic visor
  • Drawstring helmet bag included
  • DOT FMVSS 218 certified

Shop all Dirt Bike Helmets

More Information
Stock # SE4 Composite Helmet w/MIPS- Speed
Helmet Type Dirt
Riding Style Dirt/MX
Brand Troy Lee Designs
Gender Men

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