2022 Peterbilt 579 Wiper Blade Sizes & Replacement Guide

Quick Reference

Best Aftermarket Replacements

When it's time to replace the wiper blades on your 2022 Peterbilt 579, you'll find a wide array of excellent aftermarket options that offer superior performance and durability compared to standard blades. Here are some of the top choices:

• Bosch ICON: (Premium Price Tier) Known for their beam blade design, Bosch ICON wipers offer exceptional all-weather performance, a long lifespan, and a smooth, streak-free wipe. They are a popular choice for truck owners seeking top-tier quality.
• Rain-X Latitude: (Mid-Premium Price Tier) These beam blades feature a special water-repelling coating that helps improve visibility during rain. They are designed for durability and quiet operation.
• Trico Force: (Mid-Price Tier) Trico Force wipers are built with a robust design for strong all-weather performance. Their aerodynamic shape helps maintain consistent contact with the windshield, even at highway speeds.
• Michelin Stealth: (Mid-Price Tier) Combining the benefits of both traditional and beam blades, Michelin Stealth wipers feature a hybrid design for improved contact and better performance in various conditions.
• PIAA Si-Tech: (Premium Price Tier) These silicone-integrated blades are designed for long-lasting performance and excellent water-beading properties. PIAA Si-Tech wipers can last significantly longer than conventional rubber blades.

Attachment Style

The 2022 Peterbilt 579 typically uses a J-hook attachment style for its wiper blades. This is one of the most common and versatile attachment mechanisms, making it easy to find suitable replacement blades. Always double-check your specific truck's wiper arm to confirm the attachment type before purchasing new blades.

How to Install

Replacing wiper blades on your Peterbilt 579 is a straightforward process that you can often do yourself. Here are generic steps:

1. Lift the wiper arm: Gently pull the wiper arm away from the windshield until it locks into an upright position.
2. Remove the old blade: Locate the small tab or clip on the wiper blade where it connects to the arm. Press or lift this tab and slide the old blade off the J-hook. You might need to wiggle it a bit.
3. Attach the new blade: Slide the new wiper blade onto the J-hook in the reverse direction of removal. You should hear a click or feel it lock into place. Give it a gentle tug to ensure it's securely fastened.
4. Gently return the arm: Carefully lower the wiper arm back onto the windshield. Do not let it snap down, as this can damage the windshield.
5. Test: Turn on your wipers to ensure they operate correctly and provide a clear view.

Note: While the J-hook is common, some aftermarket blades may come with multiple adapters. Follow the instructions provided with your new blades if they have an unusual attachment mechanism.

When to Replace

Wiper blades are crucial for safe driving, especially in inclement weather. It's generally recommended to replace your wiper blades every 6 to 12 months, or sooner if you notice any of the following signs of wear:

• Streaking: If the blades leave lines of water on your windshield, they are no longer effectively clearing the surface.
• Chattering or skipping: A noisy, jerky motion indicates that the rubber is hardened or damaged and not making consistent contact.
• Squeaking: While sometimes due to a dirty windshield, persistent squeaking can also be a sign of worn blades.
• Blurred vision: If your visibility is compromised even after the wipers have passed, it's time for new blades.
• Cracks or tears: Visibly damaged rubber elements mean the blades are past their prime.

Regular replacement ensures optimal visibility and safety on the road.

Need wipers swapped fast? Find a shop on Repairius.