The size of the windshield wiper blades on the 2011 mazda3 measure 24 inches driver side, 19 inches passenger side, and 14 inches rear. replacing wiper blades is not hard. most vehicles require a simple latching and unlatching of the part from the arm. nevertheless, many auto parts retailers offer a complimentary service when you buy new blades. they will install them for you at no extra cost. no matter who is doing the installation, you should not expect to pay more than $ 30 dollars for a decent set of blades. some premium brands do cost in excess of that amount but aren't necessary for the average driver. those who live in climates with frequent precipitation might consider the use of products that repelrain from your windshield.
The size of the windshield wipers on the 2011 mazda 3 are 24 inch blades driver side and 19 inch blades passenger side.