BOSCH ICON Beam Wiper Blades 24A21A - Driver & Passenger Set

Our review of the BOSCH ICON Beam Wiper Blades 24A21A finds them suited to drivers who want a long-lasting, low-noise replacement set that follows windshield curvature closely. The two-blade bundle covers a common driver and passenger length combination and the standout reason to buy is the ICON's beam design with tension spring arcing technology, which gives a consistent wipe and improved visibility in rain or snow. Installation is straightforward for most common hook arms, and the fx dual rubber aims to resist heat and ozone for extended life.

Key Features

• Beam design: Patented beam shape with tension spring arcing technology creates a custom-contoured fit to the windshield for more consistent contact and visibility.
• fx dual rubber: Dual rubber compound resists heat and ozone deterioration and is engineered to last up to 40% longer than other premium blades.
• Asymmetric spoiler: Built-in flexible spoiler distributes downward force evenly along the blade to prevent lift-off at higher speeds.
• Two-blade bundle: Includes popular driver and passenger blade lengths (24A & 21A) packaged together to match specific vehicle fitments.
• OE-style hook adapter: Quick, easy installation with original equipment quality hook adapter compatible with 9x3mm and 9x4mm hook wiper arms.

Who It's For

The BOSCH ICON 24A21A set is best for drivers who prioritize a quiet, reliable wipe and who need blades matched to a specific vehicle fitment rather than selecting by length alone. It appeals to people who drive in varied conditions, including rain and winter weather, and value a beam blade that resists streaking and stays in firm contact at highway speeds.

Those who should look elsewhere include drivers with side lock, pinch tab, or top lock wiper arms, which require alternative ICON part numbers with OE suffixes, and buyers who need an exact universal adapter not covered by the included hook adapter.

Pros & Cons

Pros

• Consistent windshield contact from the tension spring arcing beam design improves visibility.
• Durable fx dual rubber resists heat and ozone, extending blade life compared with many premium blades.
• Quiet operation noted by many users, with reduced noise during wiping.
• Packaged driver and passenger lengths in one set for convenient replacement.

Cons

• Not compatible with side lock, pinch tab, or top lock arms without purchasing the OE-suffix version, so check fitment before buying.
• A few users report mixed fit or installation difficulty depending on their wiper arm variant.

Specifications

Brand	Bosch Automotive
Model set	24A & 21A
Blade type	Patented beam design with tension spring arcing
Rubber	fx dual rubber compound
Adapter compatibility	Original equipment hook adapter for 9x3mm and 9x4mm hook arms
Includes	Driver and passenger side blades (2-pack)

Our Verdict

The BOSCH ICON 24A21A blades are a worthwhile buy for drivers who need a matched driver/passenger set and want improved wipe consistency, quieter operation, and longer life from fx dual rubber. They represent good value for anyone with compatible hook-style arms, but always use the fit checker for arm variations before ordering to avoid incompatibility.

Frequently Asked Questions

Are these blades easy to install?
Yes, the set uses an OE-style hook adapter that makes installation quick for 9x3mm and 9x4mm hook arms, though some arm types are not compatible.

How long do the blades last?
Bosch states the fx dual rubber resists heat and ozone and can last up to about 40% longer than other premium blades in similar conditions.

Will these fit my car if I only know blade lengths?
No, due to wiper arm variations it is recommended to enter vehicle type, year, make, and model into the fit checker to confirm compatibility rather than choosing by length alone.