MIPS

Bell Helmet 4Forty MIPS Black

Brand: Bell

SKU: Select a size

Size: Select a size

SM MD LG XL

$231.00 Full price

$231.00

Club price

$289.99 Full price

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Product Details

Description

Mountain biking is a demanding sport - compromises and shortcuts when it comes to gear are never a good idea. The 4Forty is built to withstand the rigors of a trail-riding life; with generous ventilation, the comfort of Float Fit and built-in Sweat Guide, extended rear coverage, a full hard shell, adjustable visor and integrated MIPS protection. Boasting the comfort, protection and broadly capable features of helmets costing twice as much, the 4Forty is a bantamweight, all-conditions, all-kinds-of-trail champion packing a heavyweight value.

Key Features

Generous ventilation for optimal airflow
Comfortable Float Fit system for secure fit
Built-in Sweat Guide for moisture management
Extended rear coverage for added protection
Integrated MIPS for enhanced safety

Specifications

Product Overview

Product

Bell Helmet 4Forty MIPS Black

Brand

Bell

Parent SKU

8E36L8WS

Size SKUs

SM: HATBFF0001
MD: HATBFF0002
LG: HATBFF0003
XL: HATBFF0004

Matrix Barcodes

SM: 768686096358
MD: 768686096365
LG: 768686096372
XL: 768686096389

Frequently Asked Questions

What is the Bell 4Forty MIPS Helmet used for?

The Bell 4Forty MIPS Helmet is used for mountain biking and trail riding, offering ventilation, comfort, and impact protection for demanding off-road conditions.

Why choose the Bell 4Forty MIPS Helmet?

Choose the Bell 4Forty MIPS Helmet for its combination of integrated MIPS safety, extended rear coverage, and a comfortable Float Fit system—delivering high-end features and value without the high price.

Who is the Bell 4Forty MIPS Helmet designed for?

The Bell 4Forty MIPS Helmet is designed for mountain bikers and trail riders who want reliable protection, breathable comfort, and durable performance across a wide range of conditions.

Maximum Ventilation & Airflow

Generous vents channel cool air across the head to keep you comfortable on long climbs and hot rides. The design balances airflow with coverage so you stay ventilated without sacrificing protection.

Secure Fit with Sweat Management

The Float Fit system delivers a snug, adjustable hold that stays put over rough terrain. Built-in Sweat Guide wicks moisture away to keep sweat out of your eyes and off your face.

Trail-Ready Protection & Value

Extended rear coverage, a full hard shell and an integrated MIPS liner boost impact protection where it matters most. You get premium safety features and durable construction at a price that punches well above its weight.

Bell Adult Helmets

	XS	SM	MD	LG	XL
General Sizing (cm)	53 - 54	52 - 56	56 - 58	58 - 60	60 - 62
4Forty MIPS	-	52 - 56	55 - 59	58 - 62	61 - 65
Local	-	51 - 55	55 - 59	59 - 61.5	-
Super DH	-	52 - 56	55 - 59	58 - 62	-

Bell Kids & Youth Helmets

	UNI	XS	SM
General Sizing	-	49 - 53	51 - 55
UNI Toddler	45 - 52	-	-
UNI Child	48 - 55	-	-
UNI Youth	51 - 58	-	-
Sidetrack II	-	47 - 54	50 - 57

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