2017 Freightliner Cascadia Wiper Blade Sizes

Quick Reference

Best Aftermarket Replacements

Choosing the right wiper blade for a commercial truck like the 2017 Freightliner Cascadia involves balancing cost, performance, and durability. Given the massive amount of windshield space and the demanding conditions these trucks operate in, a high-quality beam-style blade is strongly recommended.

• Bosch ICON ($$$): Often considered the top-of-the-line, the ICON features a bracketless design with tension springs that help keep the blade flexible and provide superior performance in all weather conditions, including ice and snow.
• Rain-X Latitude ($$): This is a very popular beam-style blade that provides great all-weather performance and includes a water-repelling coating that is applied to the windshield with every wipe.
• Trico Force ($$): A robust and durable blade designed to perform at high speeds, making it an excellent choice for highway driving. It features a vented design to prevent wind lift.
• Michelin Stealth Ultra ($$): A hybrid blade that combines the aerodynamics of a beam blade with the focused pressure points of a traditional bracketed blade, offering a good compromise of features and price.
• PIAA Si-Tech ($$$): This premium silicone blade is extremely durable and leaves a silicone coating on the windshield that repels water for months, ensuring a clear view even when the wipers are off.

Attachment Style

The 2017 Freightliner Cascadia uses a standard 9x4 J-hook attachment for both the driver and passenger side wiper arms. This is one of the most common attachment types, making it easy to find a wide variety of replacement blades that will fit without any special adapters.

How to Install

Replacing the wiper blades is a straightforward maintenance task that can be done in a few minutes with no tools.

1. Lift the Wiper Arm: Gently lift the entire wiper arm away from the windshield until it locks in the upright position.
2. Remove the Old Blade: Look for a small tab on the underside of the J-hook where the blade is attached to the arm. Press this tab to release the old wiper blade and slide it down and off the hook.
3. Install the New Blade: Most new blades designed for a J-hook will come with the correct adapter pre-installed. Simply slide the new blade onto the J-hook until you hear an audible "click," which indicates it is securely locked in place.
4. Lower the Arm: Carefully lower the wiper arm back onto the windshield. Repeat the process for the other side.

When to Replace

Wiper blades are a safety item that should be inspected regularly and replaced every 6 to 12 months. For a commercial truck that sees heavy use in all weather, leaning towards the 6-month interval is a wise choice. Signs that your blades are due for a change include:

• Streaking: Leaving lines or streaks of water.
• Chattering: The blade skipping or vibrating across the windshield.
• Squeaking: A loud noise with every wipe.
• Cracked Rubber: Visible damage, splitting, or hardening of the rubber squeegee.

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