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1979 General Motors

Application(1) Type Make & Design Master Cylinder Power Booster
C10 (Diesel)     Delco - Dual Piston Bendix-Hydroboost
  Front Disc. Bendix - Sliding Caliper    
  Rear Drum Delco - Single Anchor    
C10 (Gas), K10 & G10, 20     Delco - Dual Piston Bendix or Delco Single Diaphragm(3)
  Front Disc. Delco - Floating Caliper   Bendix or Delco Dual Diaphragm(3)
  Rear Drum Delco - Single Anchor    
C20 & K20     Delco - Dual Piston Bendix or Delco Dual Diaphragm
  Front Disc. Delco - Floating Caliper    
  Rear Drum Delco - Single Anchor    
C30     Delco - Dual Piston Bendix or Delco Dual Diaphragm
  Front Disc. Delco - Floating Caliper(2)   Bendix Hydroboost(3)
  Rear Drum Delco - Single Anchor    
K30     Delco - Dual Piston Bendix-Hydroboost(3)
  Front Disc. Bendix - Sliding Caliper    
  Rear Drum Delco - Single Anchor    
P30 Motor Home Chasis     Delco - Dual Piston Bendix-Hydroboost
  Front Disc. Bendix - Sliding Caliper    
  Rear Drum(5) Delco - Single Anchor    
P30 Forward Control     Delco - Dual Piston Bendix or Delco Dual Piston
  Front Disc. Delco - Floating Caliper(2)   Bendix-Hydroboost(3)
  Rear Drum(5) Delco - Single Anchor    
G30     Delco - Dual Piston Bendix or Delco Dual Diaphragm
  Front Disc. Delco - Floating Caliper(2)    
  Rear Drum Delco - Single Anchor Bendix-Mini(4) Bendix-Hydroboost
(1) The vehicle series numbers used in this chart have been abbreviated for common reference to both Chevrolet and GMC models.
(2) Models equipped with Bendix Hydroboost are equipped with Bendix Sliding Caliper Disc Brakes
(3) Standard on some models, optional on others.
(4) Used on models with Hydroboost.
(5) Bendix sliding caliper discs used on models with 11, 000 lb. rear axle.
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