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ACDelco 172-2412 | Front Disc Brake Caliper Piston

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$23.79
Part Number
ACD172-2412
UPC:
00707773597873
Condition:
New
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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. ? WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

BRAND: ACDelco

FEATURES:

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

SPECIFICS:

Boot IncludedNo
ColorGray
Good Maintenance Practices - Section 1 - Bullet 1Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
Good Maintenance Practices - Section 1 - Bullet 2Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
Good Maintenance Practices - Section 1 - Bullet 3Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
Good Maintenance Practices - Section 1 - Bullet 4Check the thickness of your brake pads.
Good Maintenance Practices - Section 1 - HeaderThe following inspections and maintenance procedures can help prevent potential brake problems.
Good Maintenance Practices - Section 2 - Bullet 1Inspection of the brake hoses for brittleness or cracking.
Good Maintenance Practices - Section 2 - Bullet 2Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
Good Maintenance Practices - Section 2 - Bullet 3Inspection of wheel bearings and grease seals.
Good Maintenance Practices - Section 2 - Bullet 4Parking brake adjustments (as needed).
Good Maintenance Practices - Section 2 - HeaderThe following should be conducted by a qualified technician:
Grade TypeRegular
Height (in)3.56
MaterialPhenolic
Meets or Exceeds Original Equipment Manufacture SpecificationsYes
Programming RequiredNo
Signs of Wear & Troubleshooting - Section 1 - Bullet 1Chirping or grinding noises when braking.
Signs of Wear & Troubleshooting - Section 1 - Bullet 2Difficulty stopping the vehicle.
Signs of Wear & Troubleshooting - Section 1 - Bullet 3A low or sinking brake pedal.
Signs of Wear & Troubleshooting - Section 1 - Bullet 4Brake pedal pulsation (not to be confused with normal ABS operation).
Signs of Wear & Troubleshooting - Section 1 - Bullet 5Vehicle pulls to the left or right when brakes are applied.
Signs of Wear & Troubleshooting - Section 1 - HeaderDisc brake caliper signs of wear include:
Weight (lb)0.04
Width (in)3.81

DOWNLOADS:

APPLICATIONS:

  • 2000-2006 GMC Sierra 1500 - Position: Front
  • 2003-2006 Cadillac Escalade ESV - Position: Front
  • 2001-2003 GMC Sierra 1500 HD - Position: Front
    • 7,200 lb Hydraulic Power Brakes
  • 2002-2002 Cadillac Escalade - Position: Rear
    • 7,200 lb Hydraulic Power Brakes
  • 2004-2004 Chevrolet Silverado 1500 - Position: Front
    • 6,400 lb Vacuum Power Brakes
  • 2003-2008 Chevrolet Express 1500 - Position: Front
  • 2001-2001 GMC Sierra 1500 - Position: Front
    • 7,200 lb Hydraulic Power Brakes
  • 2007-2010 Chevrolet Silverado 3500 HD - Position: Rear
    • 9,900 lb Hydraulic Power Brakes, SINGLE REAR WHEELS(SRW)
  • 2004-2006 GMC Sierra 1500 - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 1999-2000 GMC Sierra 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2000-2000 Chevrolet Suburban 1500 - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2001-2002 Chevrolet Suburban 1500 - Position: Rear
    • 7,200 lb Vacuum Power Brakes
  • 2004-2004 GMC Yukon - Position: Front
    • ARLINGTON,TX ASSEMBLY PLANT(ARL), 7,200 lb Hydraulic Power Brakes, SILAO,MEXICO PLANT(MSL)
  • 2001-2002 Chevrolet Suburban 1500 - Position: Rear
    • 7,200 lb Hydraulic Power Brakes
  • 2007-2007 GMC Sierra 1500 HD Classic - Position: Front
  • 2001-2002 Chevrolet Suburban 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes, 9.50 RING GEAR SAGINAW-AMERICAN AXLE, 11.50 RING GEAR DANA
  • 2001-2002 Chevrolet Silverado 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes, 9.50 RING GEAR SAGINAW-AMERICAN AXLE, 11.50 RING GEAR DANA
  • 2006-2006 Chevrolet Silverado 1500 - Position: Front
    • 9,900 lb Hydraulic Power Brakes
  • 2007-2007 Chevrolet Silverado 1500 Classic - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2007-2007 GMC Sierra 1500 Classic - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2002-2006 Chevrolet Avalanche 1500 - Position: Front
  • 2002-2002 Chevrolet Silverado 1500 - Position: Front
    • 7,200 lb Hydraulic Power Brakes
  • 2000-2001 Chevrolet Tahoe - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2002-2002 Chevrolet Avalanche 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes, 9.50 RING GEAR SAGINAW-AMERICAN AXLE, 11.50 RING GEAR DANA
  • 2002-2006 Cadillac Escalade - Position: Front
  • 2002-2002 Chevrolet Avalanche 1500 - Position: Rear
    • 7,200 lb Vacuum Power Brakes
  • 2005-2006 Chevrolet Silverado 1500 HD - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2006-2006 Chevrolet Silverado 1500 HD - Position: Rear
  • 2007-2007 GMC Sierra 1500 HD Classic - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2003-2013 Chevrolet Suburban 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2000-2000 Chevrolet Tahoe - Position: Front
    • 7,200 lb Hydraulic Power Brakes
  • 2001-2002 GMC Yukon XL 1500 - Position: Rear
    • 7,200 lb Vacuum Power Brakes
  • 2007-2007 Chevrolet Silverado 2500 HD Classic - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 1999-2000 Chevrolet Silverado 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2001-2003 GMC Sierra 1500 HD - Position: Rear
  • 2000-2006 Chevrolet Tahoe - Position: Front
  • 2005-2006 GMC Sierra 1500 HD - Position: Front
  • 2000-2000 Chevrolet Suburban 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2001-2002 Chevrolet Silverado 1500 - Position: Rear
  • 2007-2007 Chevrolet Silverado 1500 Classic - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2004-2004 Chevrolet Tahoe - Position: Front
    • 6,400 lb Vacuum Power Brakes
  • 2004-2006 Chevrolet Avalanche 1500 - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2001-2001 Chevrolet Tahoe - Position: Rear
    • 7,200 lb Hydraulic Power Brakes
  • 1999-2000 GMC Sierra 1500 - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2003-2006 Chevrolet Silverado 1500 - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2004-2004 Chevrolet Suburban 1500 - Position: Front
    • 6,400 lb Vacuum Power Brakes
  • 2003-2003 Cadillac Escalade ESV - Position: Front
    • 7,200 lb Hydraulic Power Brakes
  • 2007-2007 GMC Sierra 1500 Classic - Position: Front
  • 2000-2000 GMC Yukon - Position: Front
    • 7,200 lb Hydraulic Power Brakes
  • 2003-2005 GMC Savana 2500 - Position: Front
    • 7300 LBS GVWR(C6A)
  • 2003-2006 Chevrolet Tahoe - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2003-2004 GMC Yukon XL 1500 - Position: Front
    • 6,400 lb Vacuum Power Brakes
  • 2001-2002 GMC Yukon XL 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes, 9.50 RING GEAR SAGINAW-AMERICAN AXLE, 11.50 RING GEAR DANA
  • 2006-2006 Chevrolet Avalanche 1500 - Position: Front
    • 7,200 lb Hydraulic Power Brakes
  • 2002-2002 Chevrolet Tahoe - Position: Front
    • 7,200 lb Hydraulic Power Brakes
  • 2004-2004 GMC Yukon XL 1500 - Position: Front
    • JANESVILLE,WI ASSEMBLY PLANT(JAN), 7,200 lb Hydraulic Power Brakes
  • 2004-2005 Chevrolet Tahoe - Position: Front
    • JANESVILLE,WI ASSEMBLY PLANT(JAN), 7,200 lb Hydraulic Power Brakes
  • 2002-2002 Cadillac Escalade - Position: Rear
  • 2003-2003 Chevrolet Silverado 1500 HD - Position: Front
    • 7,200 lb Hydraulic Power Brakes
  • 2001-2002 GMC Sierra 1500 HD - Position: Rear
    • 7,200 lb Vacuum Power Brakes
  • 2002-2002 GMC Sierra 1500 - Position: Rear
    • 7,200 lb Hydraulic Power Brakes
  • 2000-2002 GMC Yukon XL 1500 - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2001-2002 Chevrolet Tahoe - Position: Rear
    • 7,200 lb Vacuum Power Brakes
  • 2005-2006 Cadillac Escalade - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2005-2006 GMC Sierra 1500 HD - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2000-2006 Chevrolet Silverado 1500 - Position: Front
  • 2007-2007 GMC Sierra 2500 HD Classic - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2006-2006 Chevrolet Silverado 1500 HD - Position: Front
    • 9,900 lb Hydraulic Power Brakes
  • 2005-2005 Chevrolet Silverado 1500 HD - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2007-2007 Chevrolet Silverado 1500 HD Classic - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2007-2007 Chevrolet Silverado 1500 HD Classic - Position: Front
  • 2001-2002 GMC Sierra 1500 - Position: Rear
    • 7,200 lb Vacuum Power Brakes
  • 2002-2002 Cadillac Escalade - Position: Rear
    • 7,200 lb Vacuum Power Brakes
  • 2001-2001 Chevrolet Silverado 1500 HD - Position: Rear
    • 7,200 lb Vacuum Power Brakes
  • 2001-2002 Chevrolet Tahoe - Position: Rear
  • 2001-2002 Chevrolet Silverado 2500 HD - Position: Rear
    • 9,900 lb Hydraulic Power Brakes, 9.50 RING GEAR SAGINAW-AMERICAN AXLE, 11.50 RING GEAR DANA
  • 2009-2009 Hummer H2 - Position: Rear
    • 3.73R(GT4)
  • 2003-2006 Chevrolet Suburban 1500 - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2000-2000 Chevrolet Silverado 1500 - Position: Front
    • 7,200 lb Hydraulic Power Brakes
  • 2002-2002 Chevrolet Avalanche 1500 - Position: Front
    • 7,200 lb Hydraulic Power Brakes
  • 2001-2002 GMC Sierra 1500 - Position: Rear
  • 1999-1999 Chevrolet Silverado 1500 - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2000-2000 GMC Yukon XL 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2001-2002 Chevrolet Suburban 1500 - Position: Front
    • 7,200 lb Hydraulic Power Brakes
  • 2005-2005 GMC Yukon - Position: Front
    • JANESVILLE,WI ASSEMBLY PLANT(JAN), 7,200 lb Hydraulic Power Brakes
  • 2001-2003 GMC Sierra 1500 HD - Position: Front
  • 2002-2002 Chevrolet Silverado 1500 HD - Position: Rear
    • 7,200 lb Hydraulic Power Brakes
  • 2005-2006 Cadillac Escalade EXT - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2005-2006 Chevrolet Silverado 1500 HD - Position: Front
  • 2001-2003 Chevrolet Silverado 1500 HD - Position: Rear
  • 2007-2007 GMC Sierra 1500 Classic - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2001-2002 Chevrolet Suburban 1500 - Position: Rear
  • 2004-2005 Chevrolet Avalanche 1500 - Position: Front
    • ARLINGTON,TX ASSEMBLY PLANT(ARL), 7,200 lb Hydraulic Power Brakes, SILAO,MEXICO PLANT(MSL)
  • 2000-2006 GMC Yukon - Position: Front
  • 2004-2004 Cadillac Escalade EXT - Position: Front
    • 6,400 lb Vacuum Power Brakes
  • 2006-2006 GMC Sierra 1500 - Position: Front
    • 9,900 lb Hydraulic Power Brakes
  • 2002-2003 Cadillac Escalade - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2002-2002 GMC Sierra 1500 - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2001-2002 GMC Yukon - Position: Rear
    • 7,200 lb Hydraulic Power Brakes
  • 2004-2004 Cadillac Escalade - Position: Front
    • 6,400 lb Vacuum Power Brakes
  • 2001-2002 Chevrolet Silverado 1500 HD - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2002-2003 Cadillac Escalade EXT - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2001-2003 Chevrolet Silverado 1500 HD - Position: Front
  • 2004-2005 Chevrolet Suburban 1500 - Position: Front
    • ARLINGTON,TX ASSEMBLY PLANT(ARL), 7,200 lb Hydraulic Power Brakes, SILAO,MEXICO PLANT(MSL)
  • 2007-2007 GMC Sierra 1500 HD Classic - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2002-2002 Chevrolet Avalanche 1500 - Position: Rear
    • 7,200 lb Hydraulic Power Brakes
  • 2002-2002 Chevrolet Avalanche 1500 - Position: Rear
  • 2003-2004 GMC Sierra 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2003-2005 GMC Safari - Position: Front
  • 2000-2006 Chevrolet Suburban 1500 - Position: Front
  • 2001-2002 GMC Yukon XL 1500 - Position: Rear
  • 2003-2013 GMC Yukon XL 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2005-2005 GMC Yukon XL 1500 - Position: Front
    • ARLINGTON,TX ASSEMBLY PLANT(ARL), 7,200 lb Hydraulic Power Brakes, SILAO,MEXICO PLANT(MSL)
  • 2005-2006 GMC Yukon XL 1500 - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2004-2006 GMC Sierra 3500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes, SINGLE REAR WHEELS(SRW)
  • 2000-2006 GMC Yukon - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2003-2014 Chevrolet Silverado 2500 HD - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2007-2007 Chevrolet Silverado 3500 Classic - Position: Rear
    • 9,900 lb Hydraulic Power Brakes, SINGLE REAR WHEELS(SRW)
  • 2007-2007 GMC Sierra 3500 Classic - Position: Rear
    • 9,900 lb Hydraulic Power Brakes, SINGLE REAR WHEELS(SRW)
  • 2003-2006 Chevrolet Avalanche 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2001-2002 GMC Yukon - Position: Rear
    • 7,200 lb Vacuum Power Brakes
  • 2003-2008 Hummer H2 - Position: Rear
  • 2003-2005 Chevrolet Astro - Position: Front
  • 2000-2006 GMC Yukon XL 1500 - Position: Front
  • 2005-2006 GMC Sierra 1500 HD - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2003-2005 Chevrolet Express 2500 - Position: Front
    • 7300 LBS GVWR(C6A)
  • 2003-2004 GMC Sierra 1500 - Position: Front
    • 6,400 lb Vacuum Power Brakes
  • 2003-2014 GMC Sierra 2500 HD - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2001-2002 GMC Sierra 2500 HD - Position: Rear
    • 9,900 lb Hydraulic Power Brakes, 9.50 RING GEAR SAGINAW-AMERICAN AXLE, 11.50 RING GEAR DANA
  • 2001-2002 GMC Yukon XL 1500 - Position: Rear
    • 7,200 lb Hydraulic Power Brakes
  • 2004-2005 Cadillac Escalade - Position: Front
    • ARLINGTON,TX ASSEMBLY PLANT(ARL), 7,200 lb Hydraulic Power Brakes, SILAO,MEXICO PLANT(MSL)
  • 2002-2002 Cadillac Escalade EXT - Position: Rear
  • 2003-2003 Chevrolet Avalanche 1500 - Position: Front
    • 6,400 lb Vacuum Power Brakes
  • 2007-2010 GMC Sierra 3500 HD - Position: Rear
    • 9,900 lb Hydraulic Power Brakes, SINGLE REAR WHEELS(SRW)
  • 2003-2008 GMC Savana 1500 - Position: Front
  • 2001-2002 GMC Yukon - Position: Rear
  • 2007-2007 Chevrolet Silverado 1500 Classic - Position: Front
  • 2004-2006 Cadillac Escalade ESV - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2002-2006 Cadillac Escalade EXT - Position: Front
  • 2001-2002 GMC Sierra 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes, 9.50 RING GEAR SAGINAW-AMERICAN AXLE, 11.50 RING GEAR DANA
  • 2001-2001 Chevrolet Silverado 1500 - Position: Front
    • 7,200 lb Vacuum Power Brakes
  • 2004-2006 Chevrolet Silverado 3500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes, SINGLE REAR WHEELS(SRW)
  • 2001-2002 Chevrolet Silverado 1500 - Position: Rear
    • 7,200 lb Vacuum Power Brakes
  • 2007-2007 Chevrolet Silverado 1500 HD Classic - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2003-2004 Chevrolet Silverado 2500 - Position: Rear
    • 9,900 lb Hydraulic Power Brakes
  • 2001-2001 Chevrolet Silverado 1500 - Position: Rear
    • 7,200 lb Hydraulic Power Brakes
1-year Replacement unlimited-mileage warranty
Part Type:
Aftermarket
Brand Description:
Rear Brake Caliper Piston
Product Description:
Rear Disc Brake Caliper Piston
Grade Type:
Regular
Material:
Phenolic
Inside Diameter (Inch):
1.18
Programming Required:
No
Color:
Gray
Length (Inch):
2.27
End 2 Outside Diameter (Inch):
2
End 1 Outside Diameter (Inch):
1.92
Boot Included:
No
Hazardous Material:
No
Minimum Order Quantity:
1
Features & Benefits - Bullet 2:
Offering the quality, reliability, and durability of GM OE
Features & Benefits - Bullet 3:
Manufactured with GM Original Equipment specification for fit, form, and function
Features & Benefits - Bullet 1:
GM-recommended replacement part for your GM vehicle's original factory component
Weight (lb) (Pound):
0.04
Height (in) (Inch):
3.56
Width (in) (Inch):
3.81
Signs of Wear & Troubleshooting - Section 1 - Bull:
Vehicle pulls to the left or right when brakes are applied.
Signs of Wear & Troubleshooting - Section 1 - Bull:
Brake pedal pulsation (not to be confused with normal ABS operation).
Life Cycle Status:
Announced
Good Maintenance Practices - Section 1 - Bullet 1:
Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
Life Cycle Status Description:
Announced - Part has been announced to customers on a paper “New Number Announcement”. Part is active.
Good Maintenance Practices - Section 1 - Bullet 2:
Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
Item Level GTIN:
00707773597873
Good Maintenance Practices - Section 1 - Bullet 3:
Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
Good Maintenance Practices - Section 1 - Bullet 4:
Check the thickness of your brake pads.
Length (Millimeter):
57.65
Good Maintenance Practices - Section 1 - Header:
The following inspections and maintenance procedures can help prevent potential brake problems.
Meets or Exceeds Original Equipment Manufacture Sp:
Yes
Good Maintenance Practices - Section 2 - Bullet 1:
Inspection of the brake hoses for brittleness or cracking.
Good Maintenance Practices - Section 2 - Bullet 2:
Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
Good Maintenance Practices - Section 2 - Bullet 3:
Inspection of wheel bearings and grease seals.
Good Maintenance Practices - Section 2 - Bullet 4:
Parking brake adjustments (as needed).
Inside Diameter (Millimeter):
29.88
Good Maintenance Practices - Section 2 - Header:
The following should be conducted by a qualified technician:
End 1 Outside Diameter (Millimeter):
48.66
End 2 Outside Diameter (Millimeter):
50.9
Piston Bore Diameter (Inch):
2.01
Piston Bore Diameter (Millimeter):
51
Country of Origin:
United States
Weight - Each (Gross Pounds):
00.04
Weight - Case (Gross Pounds):
00.80
Height - Each (Inch):
03.56
Height - Case (Inch):
04.25
Length - Each (Inch):
04.31
Length - Case (Inch):
22.38
Width - Each (Inch):
03.81
Width - Case (Inch):
14.75



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