Autotecnica MA0818550 Wiper Arm and Blade Assembly - Rear

Rear Wiper Arm and Blade Assembly for Mazda and Toyota

Autotecnica MA0818550 is a rear wiper arm and blade assembly built for direct replacement on select Mazda and Toyota applications. It combines the wiper arm, wiper blade, and wiper arm cap in one fitment-specific assembly for rear glass service.

• Rear wiper arm and blade assembly for select Mazda CX-9, Mazda CX-7, and Toyota Sienna models
• Overall length: 495 mm
• Mounting hole ID: 7.25
• Wiper arm material: Nat Rubber
• Wiper blade material: PBT-GF30
• Autotecnica part number MA0818550

Fitment Details

Compatible with rear applications on the following vehicles:

• Fits 2007-2015 Mazda CX-9, rear. Includes wiper arm, wiper blade, and wiper arm cap.
• Fits 2007-2012 Mazda CX-7, rear. Includes wiper arm, wiper blade, and wiper arm cap.
• Fits 2004-2005 Toyota Sienna, rear. Includes wiper arm, wiper blade, and wiper arm cap.

Product Overview

This rear wiper arm and blade assembly is specified for vehicles that use a 495 mm rear wiping system with a 7.25 mounting hole ID. The MA0818550 is a practical OE-style replacement for rear visibility service on Mazda CX-9, Mazda CX-7, and Toyota Sienna models listed in the fitment data. The blade uses PBT-GF30 material, while the arm is listed as Nat Rubber, supporting a vehicle-specific rear wiper service solution.

This part cross-references Dorman - HELP 42922 for the same application.

Common Replacement Reasons

• Rear wiper streaking or skipping across the glass
• Worn or damaged rear wiper arm assembly
• Poor rear visibility during rain or road spray
• Loose fit at the rear mounting point
• Cracked or deteriorated rear wiper components

Installation Notes

Verify rear fitment by matching the vehicle year, make, model, and mounting hole ID before installation. Confirm the rear wiper arm length and attachment style against the original part, and inspect the rear glass sweep area for proper contact after installation. Autotecnica MA0818550 is listed as a rear assembly and should be matched to the rear position only.

Quality Assurance

Autotecnica catalogs this part as a vehicle-specific replacement assembly for the listed Mazda and Toyota rear applications. Use the confirmed fitment data and dimensional specifications to verify application before ordering.