Do you need two different size windshield wipers?
Windshield wiper blades are vehicle specific. On some vehicles, both wiper blades are the same size. On other vehicles, the two wiper blades are different sizes. Additionally, if both windshield wipers are too long, they may hit each other causing damage to the wiper blades, arms, and even the wiper motor.
How do you know what size windshield wipers to get?
There are several ways to find out the right wiper size for your car:
- Look in the owner’s manual.
- Go to any auto parts store and use their “wiper blade size finder”
- Look up your correct wiper size online.
- Measure the wiper blades currently on your car.
Why are wipers two sizes?
In order to achieve the maximum space cleared, wiper blades are typically two different sizes depending on exactly where the wiper pivots are positioned. In some designs, the driver’s side is the longer blade and the passenger side is the shorter blade, and in other designs, it is reversed.
Are wiper arms the same size?
Windshield Wiper Interchangeability Whether your left and right windshield wipers are the same depends on your vehicle; while some automobiles have equal-length left and right wipers, others use different lengths for each side.
How do you measure a wiper arm?
Wiper arm length is measured as the straight line distance from the center of the pivot shaft to the center of connection to the wiper blade. The bridge width between the driver and idler of a pantograph arm is also measured “center to center.”
Are windshield wipers universal?
Wiper blades come in countless styles, sizes and variations to suit all drivers and all vehicles. They’re not universal, and it can be difficult to know which ones to buy when replacing your windscreen wipers.
Are windshield wipers different?
Wiper blades are vehicle specific. The passenger and driver’s side wiper blades are the same size on some vehicles, while on others they are vastly different. Only replace your wiper blades with the size of blades specified by the manufacturer to ensure proper fitment and to prevent damage.
Does it matter what side you put windshield wipers on?
If the blades are different sizes, make sure you put each blade on the right side to make sure your entire windshield is covered. Repeat the whole process from Steps 1 – 4 on the other wiper. You can only really test new wipers if it rains or if you simulate rain.
What are splines on a wiper arm?
Viewing the close ups, the wiper shaft splines are tapered so that the new wiper arm (which just has a smooth hole) easily fits over it. I think you guessed correctly, tightening the wiper shaft nut caused the wiper shaft splines to “cut” new grooves into the wiper arm.