GM Genuine Parts Front Disc Brake Caliper Piston
OE
Pack of 1

GM Genuine Parts Front Disc Brake Caliper Piston

GM Part #93742404

ACDelco Part #93742404

MSRP$53.28*

ACDelco GM Original Equipment Disc Brake Caliper Piston forces the brake pads to close on the disc brake rotor, producing the force necessary to stop the vehicle.

  • GM-recommended replacement part for your GM vehicle's original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured with GM Original Equipment specification for fit, form, and function

Pack of 1

About this product

ACDelco GM Original Equipment Disc Brake Caliper Piston forces the brake pads to close on the disc brake rotor, producing the force necessary to stop the vehicle. This original equipment disc brake caliper piston is manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

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  • GM-recommended replacement part for your GM vehicle's original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured with GM Original Equipment specification for fit, form, and function

ColorSilver
Boot IncludedNo
Piston Bore Diameter2.13 in / 54 mm
ClassificationOE

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

The following should be conducted by a qualified technician:

  • Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
  • Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
  • Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
  • Check the thickness of your brake pads.
  • Inspection of the brake hoses for brittleness or cracking.
  • Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
  • Inspection of wheel bearings and grease seals.
  • Parking brake adjustments (as needed).

Troubleshooting Tips:

  • Brake pedal pulsation (not to be confused with normal ABS operation).
  • Vehicle pulls to the left or right when brakes are applied.

ModelBody StyleTrimYear(s)
AveoHatchbackBase, LS, LT2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
AveoSedanBase, LS, LT2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Aveo5LS2007, 2008, 2009, 2010, 2011
OptraHatchbackBase, LS, LT2004, 2005, 2006, 2007
OptraSedanBase, LS, LT2004, 2005, 2006, 2007