Dorman 741-5406 Heavy Duty Power Window Regulator and Motor Assembly - Passenger Side

The Dorman 741-5406 is a heavy-duty replacement power window regulator and motor assembly designed for the passenger (right) side of select Kenworth and Peterbilt commercial trucks. This complete assembly integrates both the window regulator and lift motor into a single, ready-to-install unit, eliminating the need to source components separately.

Engineered to meet the demanding requirements of heavy-duty commercial truck applications, this assembly is precision-built to match the original equipment fit, function, and performance. Dorman improves upon the OE design and construction to deliver a more durable, longer-lasting replacement.

Key Features:

• Complete Assembly: Includes both the window regulator and motor — no separate components needed
• Passenger Side (Right): Direct replacement for the front right door window regulator
• Plug & Play Installation: No wire splicing required — connects directly to the existing harness
• Reverse-Engineered Fit: Matches original equipment shape and dimensions for a seamless, direct-fit installation
• Durability Tested: Cycled thousands of times in an actual vehicle door to ensure long, trouble-free service life
• Anti-Pinch Technology: Safety feature designed to reduce risk to passengers (where applicable)
• North American Engineering: Designed in North America and backed by Dorman's extensive aftermarket experience

Cross Reference: R21-6013R, PACCAR R216013R

This Dorman HD Solutions window regulator and motor assembly is the trusted choice for fleet operators and professional technicians looking to restore full power window functionality on Kenworth and Peterbilt commercial trucks with a quality, long-lasting replacement.