This is a Rear Left and Right Brake Drums and Brake Shoes than will fit the following Chevrolet and GMC's Years and Models:

CHEVROLET SILVERADO 1500   2005-2008  STOP LOOK CHECK FITS MODELS WITH REAR DRUM BRAKES ONLY 
CHEVROLETSILVERADO 1500 HD   2005-2007 STOP LOOK CHECK FITS MODELS WITH REAR DRUM BRAKES ONLY 
CHEVROLET SILVERADO 1500 HYBRID   2005-2006 STOP LOOK CHECK FITS MODELS WITH REAR DRUM BRAKES ONLY 
CHEVROLET SILVERADO SS   2005-2006 STOP LOOK CHECK FITS MODELS WITH REAR DRUM BRAKES ONLY 
GMC SIERRA 1500   2005-2008 STOP LOOK CHECK FITS MODELS WITH REAR DRUM BRAKES ONLY 
GMC SIERRA 1500 HD   2005-2007 STOP LOOK CHECK FITS MODELS WITH REAR DRUM BRAKES ONLY 
GMC SIERRA DENALI   2005-2008 STOP LOOK CHECK FITS MODELS WITH REAR DRUM BRAKES ONLY 

Kit Includes: 4pc

2 x Part # 11-80118 Rear Left and Right Balanced Rear Brake Drum
1 x Part # 1404-10798 B855 NB855 Organic Rear Brake Shoes 4 Shoes 1 Set
1 x Part # 7416 Rear Brake Shoe Spring set both sides rear