Fits: 2001 thru 2007 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ Duramax Diesel

This replacement window regulator is precision-engineered and extensively tested to match the exact fit, function and performance of the stock window regulator on specific vehicle years, makes and models. Trustworthy replacement - engineered and tested to match the fit, function and performance of the original window regulator on specified vehicles. Quality assured - extensively tested by cycling thousands of times in an actual vehicle door to ensure a long, trouble-free service life. Reliable design - engineered in the USA and backed by long history of automotive aftermarket experience. Easy installation - reverse-engineered to match the original equipment shape and dimensions to provide a direct, seamless fit.

Features: 

• Trustworthy replacement 
• Engineered and tested to match fit
• Easy installation 
• Reliable Design 

Note:

• Does NOT include window motor 
  

Options:

• Part# 740-644, Front Driver Power Window Regulator
• Part# 740-645, Front Passenger Power Window Regulator
• Part# 740-644+740-645, Front Driver & Passenger Power Window Regulator 

Install Instructions