Fits: 2007.5 thru 2013 Chevy Silverado/GMC Sierra 2500HD/3500HD Extended Cab LMM/LML Duramax Diesel 

The kit includes a regulator and motor. 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: 

• Engineered and tested to match the fit 
• Extensively tested
• Easy installation
• Reliable design

Options:

• Part# 741-388, Rear Driver-Side Power Window Regulator and Motor Assembly 
• Part #741-389, Rear Passenger-Side Power Window Regulator and Motor Assembly
• Part# 741-388+741-389, Rear Driver-Side & Passenger-Side Power Window Regulator and Motor Assembly 
  

Replaces Part#'s: 

• Left Rear Direct replacement for GM: 15901326, 25885884
• Right Rear Direct replacement for GM: 15901327, 25885885