Top 10 Bosch 21 Inch Wiper Blade – Automotive Replacement Windshield Wiper Blades

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1. Bosch Automotive

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Bosch Automotive Clear Advantage 21CA Wiper Blade, 21" Pack of 1

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Bosch Automotive #ad - Easy to install pre-mounted multi-adapter covers: pin arm4. 8mm & 6. 35mm, pinch tab, hook arm9x3 & 9x4mm, top lock16mm & 19mm, Side lock22mm, BMW Top lock. Reduced friction and noise with graphite-treated natural rubber wiping edge. Fit type: Vehicle Specific. Aerodynamic wind spoiler improves airflow to create downforce and prevent blade lift-off. Uniform pressure along the entire blade length applied by precision-tensioned steel spring.
BrandBosch Automotive #ad
ManufacturerBosch #ad
Height26.18 Inches
Length2.95 Inches
Weight0.21 Pounds
Width0.91 Inches
Part Number21CA
Model21CA

2. Bosch Automotive

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21" Single, BOSCH Evolution 4840 Beam Wiper Blade

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Bosch Automotive #ad - Symmetrical wind spoiler uses air flow to increase blade-to-windshield contact and shields tension springs from all weather elements for exceptional performance in even the worst weather.

Precision-tensioned dual steel springs create tension memory, applying uniform pressure along the entire blade length for crystal-clear visibility. Patented bracketless design better resists ice and snow build-up for better performance and visibility in all weather. Precision-cut, specially blended rubber wiping edge removes even the smallest droplets for clear visibility and safer driving. Double locking connector offers quick, easy, side lock, and secure installation on many popular wiper arm types: Hook, 19mm Large Top Lock, 16mm narrow top Lock, Pin, Pinch Tab.
BrandBosch Automotive #ad
ManufacturerBOSCH #ad
Height23.1 Inches
Length2.8 Inches
Weight0.6 Pounds
Width0.9 Inches
Part Number4840
Model4840
Warranty1 year

3. Bosch Automotive

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Bosch ICON 21A Wiper Blade, Up to 40% Longer Life*, 21" Pack of 1

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Bosch Automotive #ad - Patented beam design with shielded connector optimizes visibility even under extreme weather conditions. Easy installation with original equipment-quality hook adapter Hook arm 9x3 & 9x4. Exclusive tension spring arcing technology creates a fit that’s custom-contoured to the curvature of each side of the windshield. Exclusive fx dual rubber resists heat and ozone deterioration and proven to last up to 40% longer than other premium wiper blades. Flexible asymmetric spoiler distributes uniform downward force along the entire blade to hold it firmly to the windshield at higher speeds.
BrandBosch Automotive #ad
ManufacturerBosch #ad
Height1.2 Inches
Length25.1 Inches
Weight0.55 Pounds
Width2.7 Inches
Part Number21A
Model21A

4. Bosch Automotive

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BOSCH MicroEdge 40721 Conventional Wiper Blade, 21" Single

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Bosch Automotive #ad - Quiet-glide micro-finish wiping edge for reduced friction and quiet operation. Triple corrosion protection zinc coated frame with two layers of powder coating for long life and increased durability. Robust all steel frame, with enclosed metal tension springs specially tensioned for each blade length, offer increased performance. Pre-mounted QuickClip adapter ensures quick and easy installation. Specially blended, precision-cut natural rubber wiping element delivers premium wiping performance and crystal-clear visibility for safer driving.
BrandBosch Automotive #ad
ManufacturerBOSCH #ad
Height0 Inches
Length0 Inches
Weight0.4 Pounds
Width0 Inches
Part Number40721
Model40721
WarrantyLIMITED WARRANTY

5. BOSCH

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BOSCH Clear Advantage Wiper Blade 21", 2 Pack, Bundled with Rain-X Wipe 3 Items

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BOSCH #ad - Note: this bundle contains two 18" wiper blades. 2 - bosch 21-ca clear advantage Wiper Blade 21". 1 - rain-x 630040-1 glass cleaner with Anti-Fog Wipe. Please check your vehicle's owner manual to confirm. Your vehicle may require 2 different size blades. This bundle consists of 3 items.
BrandBOSCH #ad
ManufacturerBosch #ad
Part Number21-CA

6. Bosch Automotive

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BOSCH InSight 4921 Hybrid Wiper Blade, 21" Single

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Bosch Automotive #ad - Integrated beam technology with floating rubber creates consistent pressure points for equal force distribution across the blade. Innovative hybrid Technology reduces contact gaps on curved windshields for consistent wiping performance. Precision contoured tension spring and robust integrated spoiler improve windshield contact for a clean, reliable wipe. Enclosed hybrid construction prevents snow and ice build-up for increased durability and superior winter performance. Graphite coated natural rubber for enhanced, streak-free wiping performance in all driving conditions.
BrandBosch Automotive #ad
ManufacturerBosch #ad
Part Number4921
Model4921

7. Bosch Automotive

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Bosch Aerotwin 3397007638 Original Equipment Replacement Wiper Blade, 26"/21" Set of 2 Top Lock 16mm

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Bosch Automotive #ad - Aerodynamic all-steel frame. Removes even the smallest droplets for clear view and added safety. Precision-cut natural rubber wiping edge. Exclusive fully-enclosed metal tension spring. Removes even the smallest droplets for clear view and added safety.
BrandBosch Automotive #ad
ManufacturerBosch #ad
Height1.54 Inches
Length31.42 Inches
Weight0.04 Pounds
Width2.09 Inches
Part Number3397007638
Model3397007638

8. Bosch Automotive

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Bosch Aerotwin 3397007290 Original Equipment Replacement Wiper Blade, 22"/21" Set of 2 Pinch Tab

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Bosch Automotive #ad - Precision-cut natural rubber wiping edge. Removes even the smallest droplets for clear view and added safety. Exclusive fully-enclosed metal tension spring. Aerodynamic all-steel frame. Removes even the smallest droplets for clear view and added safety.
BrandBosch Automotive #ad
ManufacturerBOSCH #ad
Height2.28 Inches
Length27.83 Inches
Weight0.04 Pounds
Width8.07 Inches
Part Number3397007290
Model3397007290

9. Bosch Automotive

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24"/21" Set of 2 Top Lock 19mm, Bosch Aerotwin 3397007430 Original Equipment Replacement Wiper Blade

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Bosch Automotive #ad - Exclusive fully-enclosed metal tension spring. Removes even the smallest droplets for clear view and added safety. Aerodynamic all-steel frame. Removes even the smallest droplets for clear view and added safety. Precision-cut natural rubber wiping edge.
BrandBosch Automotive #ad
ManufacturerBosch Automotive #ad
Height1.97 Inches
Length23.62 Inches
Weight0.04 Pounds
Width1.18 Inches
Part Number3397007430
Model3397007430

10. Bosch Automotive

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21" Pack of 1, Bosch Automotive ICON 421A Wiper Blade, Up to 40% Longer Life

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Bosch Automotive #ad - Exclusive tension spring arcing technology creates a fit that’s custom-contoured to the curvature of each side of the windshield.

Easy installation with original equipment-quality adapter. Patented beam design with shielded connector optimizes visibility even under extreme weather conditions. Fit type: Vehicle Specific Fit. Exclusive fx dual rubber resists heat and ozone deterioration and proven to last up to 40% longer than other premium wiper blades. Flexible asymmetric spoiler distributes uniform downward force along the entire blade to hold it firmly to the windshield at higher speeds.
BrandBosch Automotive #ad
ManufacturerBosch Automotive #ad
Height1.2 Inches
Length25 Inches
Weight0.4 Pounds
Width2.6 Inches
Part Number421A
Model421A