Silverado/Sierra 1988-91: Disc to disc upgrade to larger than stock single-piston cast iron calipers. Bolts to stock spindles. Will only fit vehicles originally equipped with Heavy Duty brakes - will not fit if it had Standard Duty brakes.Silverado/Sierra 1992-94: Disc to disc upgrade to larger than stock single-piston cast iron calipers. Bolts to stock spindles.
Caliper Specs:
1-piston80mm pistonCast ironRotor Specs:
11.61'' diameter1.283'' thickUni-directional, straight vane ventingSlotted finish5 x 5'' bolt patternFeatures:
All hardware includedTurbo slotted rotors
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