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Brake Drum Dimensions|Page 3388 > < Full Floating Axle|Page 3383

K 3500 1 Ton Pickup 4WD V8-454 7.4L VIN W 4-bbl (1982)

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Brake Drum: Specifications
Inside Diameter

Inside Diameter 

Except heavy duty power brakes

Rear Drum Inside Diameter

11.15 in 

   

  

  

 

Heavy duty power brakes

Rear Drum Inside Diameter

13 in 

   

  

  

 

Brake Drum Dimensions|Page 3388 > < Full Floating Axle|Page 3383