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Product Description

Troy Lee Designs

2025 SE4 Moto Helmet

The 2025 SE4 Polyacrylite Helmet comes with MIPS, incorporating brain rotational protection. This helmet comes with 16 intake ports to channel cool air around and over a rider's head, forcing hot, sweaty air out through six rear exhaust ports.

Troy Lee Designs 2025 SE4 Helmet Collection

What is MIPS?

MIPS is a safety technology that adds a low-friction layer inside the helmet that can move slightly during an impact, helping to reduce the rotational force on the head and lowering the risk of injury.
What is EPP?

EPP (Expanded Polypropylene) is a closed cell foam used in helmets that can withstand multiple impacts.
What is Quick Release 3D?

Anatomical 3D contoured cheek pads with emergency release system for EMS responders.
Can I purchase helmet accessories and parts separately?

Yes. We offer a full range of replacement parts, including visors, padding, and more.

Troy Lee Designs

TLD 2025 SE4 Polyacrylite Helmet Features

Light on weight but not on protection, the 1500g 2025 SE4 Polyacrylite incorporates the Mips brain protection system with safety features such as 3D cheek pads designed for emergency removal, break-away plastic visor screws, and an EPP chin bar. With 16 intake ports channeling airflow through 6 exhaust ports, SE4 continues to be at the head of the pack for safety and comfort.

The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.

video
Merchant Video
Troy Lee Designs

Cole Seely SE4 Helmet Testimonial

The SE4 Polyacrylite Helmet comes with MIPS, incorporating brain rotational protection. This helmet comes with 16 intake ports to channel cool air around and over a rider's head, forcing hot sweaty air out through six rear exhaust ports.

The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.

video
Merchant Video
Troy Lee Designs

Pierce Brown SE4 Testimonial

Pierce Brown takes a look at the SE4 Moto Helmet. The SE4 Polyacrylite Helmet comes with MIPS and 16 intake ports.

The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.

video
Merchant Video

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Troy Lee Designs SE4 Helmet (2025) for Motocross MX Off-Road

1.Size:X-small

2.Color:Blue

About this item

Product Description

2025 SE4 Moto Helmet

Troy Lee Designs 2025 SE4 Helmet Collection

What is MIPS?

What is EPP?

What is Quick Release 3D?

Can I purchase helmet accessories and parts separately?

Troy Lee Designs

TLD 2025 SE4 Polyacrylite Helmet Features

video

Troy Lee Designs

Cole Seely SE4 Helmet Testimonial

video

Troy Lee Designs

Pierce Brown SE4 Testimonial

video