Most 2020 Ram 1500 pickups use a 24-inch driver-side wiper blade and an 18-inch passenger-side blade. However, blade lengths can vary with cab configuration (Regular, Quad, Crew) and optional equipment. Always confirm your exact sizes before buying replacements.
Overview of common sizes for the 2020 Ram 1500
For a quick reference, the sizes listed below cover the majority of 2020 Ram 1500 trucks. Use this as a starting point, then verify to avoid buying the wrong part.
- Driver-side blade: 24 inches
- Passenger-side blade: 18 inches
Even with these typical measurements, some 2020 Ram 1500 configurations may use slightly different lengths on one side. Checking the vehicle's data plate, owner's manual, or the Ram Parts catalog is recommended for certainty.
How to verify the correct size for your specific truck
There are several reliable ways to confirm the exact blade lengths for your Ram 1500:
- Inspect the blades currently installed and measure their length from end to end.
- Consult the owner's manual for wiper blade specifications by model/cab.
- Use the Ram official parts site or a trusted retailer’s fit guide by year and cab configuration, or enter your VIN.
- Ask an automotive parts specialist at a store; provide your truck's year and cab configuration to get the right match.
Note: Wiper blade sizes sometimes vary within the same model year due to trim or optional equipment. When in doubt, bring the old blade or your VIN to the store to confirm the right size.
Summary
The 2020 Ram 1500 typically uses a 24-inch driver-side blade and an 18-inch passenger-side blade, but exact sizes depend on cab configuration. Always verify with the owner's manual, Ram parts catalog, or a trusted retailer using your VIN or cab type to ensure you buy the correct replacements.


