2x Drum Brake Wheel Cylinder for GMC G3500 K2500 K3500 P3500 Rear Left & Right

• 1981-1984 GMC G3500 -Bore: 1.0625 In.; 7,100 to 8,600 Lb. • 1985-1991 GMC G3500 -Bore: 1.0625 In.; 8,600 Lb. • 1992-1996 GMC G3500 -Bore: 1.0625 In.; 8,600 Lb. GVW; 9,200 Lb. • 1979-1980 GMC G3500 -Bore: 1.0625 In.; 7,700 to 8,400 Lb.