Dorman 42666 Windshield Wiper Arm - Rear

Dorman 42666 Rear Wiper Arm

This Dorman rear windshield wiper arm is built for specific GM full-size SUVs and trucks, with fit and function matched to the original rear arm on listed vehicles. It uses a black finish and a durable mix of plastic, rubber, and steel for dependable rear window wiping performance.

• Direct replacement rear wiper arm for specified applications
• Specific fit for listed Cadillac, Chevrolet, and GMC models
• 17-inch length for the correct rear wiper sweep geometry
• Black plastic, rubber, and steel construction
• Attachment method: spine / flange nut
• Wiper end type: clip
• Package contents: wiper arm; spray nozzle

Fitment Details

Compatible With rear applications on 2007-2014 Cadillac Escalade, rear; 2007-2014 Cadillac Escalade ESV, rear; 2007-2014 Chevrolet Suburban 1500, rear; 2007-2014 Chevrolet Tahoe, rear; 2007-2014 GMC Yukon, rear; 2007-2014 GMC Yukon XL 1500, rear; 2007-2013 Cadillac Escalade EXT, rear; 2007-2013 Chevrolet Suburban 2500, rear; and 2007-2013 GMC Yukon XL 2500, rear.

This part cross-references OE number 15277756 for the same application. If you are replacing a worn rear wiper arm on a Chevrolet Tahoe, GMC Yukon, or Cadillac Escalade, Dorman 42666 provides the correct rear-mounted replacement profile for the listed vehicles.

What It Helps Address

• Rear wiper arm that no longer holds proper tension against the glass
• Streaking or incomplete rear window clearing
• Corrosion, cracking, or wear in the original rear arm assembly
• Poor rear visibility caused by a damaged or bent arm
• Improper fit after a previous replacement part

Installation Notes

Verify rear fitment by year, make, model, and position before installation. This arm uses a spine / flange nut attachment and a clip-style wiper end, so confirm the vehicle’s rear mounting style matches the part before removal of the original component. No instruction manual is included.

Quality Assurance

Dorman designs this rear wiper arm to match the original arm’s fit and function on the specified vehicles, with construction selected for durability and reliable operation. It is a specific-fit replacement for rear applications on the listed Cadillac, Chevrolet, and GMC models.