ACDelco 18M1492 | Brake Master Cylinder

Part Number
18M1492
Brake Master Cylinder

Fits: 94-00 Chevrolet C2500, 94-00 Chevrolet K2500, 94-00 GMC C2500, 94-00 GMC K2500, 95-99 Chevrolet C1500, 95-99 Chevrolet C1500 Suburban, 95-99 Chevrolet C2500 Suburban, 95-99 Chevrolet K1500, 95-99 Chevrolet K1500 Suburban, 95-97 Chevrolet K2500 Suburban, 95-00 Chevrolet Tahoe, 95-96 Dodge Ram 1500, 95-99 GMC C1500, 95-99 GMC C1500 Suburban, 95-99 GMC C2500 Suburban, 95-99 GMC K1500, 95-99 GMC K1500 Suburban, 95-97 GMC K2500 Suburban, 95-00 GMC Yukon, 99-00 Cadillac Escalade, 00 Chevrolet Suburban 1500

Special Price $82.44 Regular Price $96.99
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In stock
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Estimated Ship Date: 1 Business Day or Less
ACDelco Professional Brake Master Cylinders use both aluminum and iron castings, making them a high quality replacement for many vehicles on the road today. These master cylinders contain both Ethylene Propylene (EPDM) and Styrene Butadiene (SBR) rubber components to provide superior resistance to heat, corrosion, and leakage. ACDelco Professional Brake Master Cylinders are ready to bench bleed and install right out of the box - no assembly required. These premium aftermarket replacement brake master cylinders are manufactured to meet your expectations for fit, form, and function. ? WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov


BRAND: ACDelco




FEATURES:


  • Cadillac;Chevrolet;Dodge;GMC
  • Cast iron and aluminum specifications; no extra stress on the brake boosting mounting
  • Geometrical tolerance ensures that the body and plastic reservoir match for a proper fit
  • Meets the brake performance requirements of SAE J1153 and J1154 testing, providing reliability and quality
  • Piston assembly and return spring help to prevent brake drag, which can cause premature brake pad wear
  • Pressure tested to ensure safe and confident braking


SPECIFICS:


Bleeder Hoses IncludedYes
Brake Booster IncludedNo
FAQ - Answer 1No, but it is a good idea to inspect them for wear-out, cracking, leaking etc.
FAQ - Answer 2Yes, ACDelco also offers GM OE brake cylinders.
FAQ - Answer 3Yes, ACDelco Professional Brake Cylinders come with a 12 month / unlimited mile warranty.
FAQ - Question 1Do I have to replace all my brake parts when replacing my brake cylinder?
FAQ - Question 2Does ACDelco offer other grades of brake cylinders?
FAQ - Question 3Are these brake parts durable?
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:
Height (in)5.6
Length (in)11.3
Master Cylinder Cap IncludedYes
Master Cylinder MaterialAluminum
Mounting Bracket IncludedNo
Mounting Hole Quantity2
Port Quantity4
Programming RequiredNo
Pushrod IncludedNo
Reservoir IncludedYes
Signs of Wear & Troubleshooting - Section 1 - Bullet 1Brake warning light is on.
Signs of Wear & Troubleshooting - Section 1 - Bullet 2Fluid spots beneath the car, indicating there may be a leak within the cylinder.
Signs of Wear & Troubleshooting - Section 1 - Bullet 3Difficulty stopping the vehicle.
Signs of Wear & Troubleshooting - Section 1 - Bullet 4A low or sinking brake pedal.
Signs of Wear & Troubleshooting - Section 1 - HeaderBrake cylinder signs of wear include:
Weight (lb)1.4
Width (in)7.7



DOWNLOADS:




APPLICATIONS:


  • 1995-1997 GMC K2500 Suburban - Position: N/A
    • w/ Vacuum Booster
  • 2000-2000 Chevrolet Suburban 1500 - Position: N/A
    • w/ Vacuum Booster 11 5/32" X 2 3/4" Brake Shoe
  • 1995-1999 GMC C1500 Suburban - Position: N/A
    • w/ Vacuum Booster 11 5/32" X 2 3/4" Brake Shoe
  • 1995-1997 Chevrolet K2500 Suburban - Position: N/A
    • w/ Vacuum Booster
  • 1999-2000 Cadillac Escalade - Position: N/A
  • 1995-2000 GMC Yukon - Position: N/A
  • 1994-2000 Chevrolet K2500 - Position: N/A
    • Step Bore
  • 1994-2000 Chevrolet C2500 - Position: N/A
    • Step Bore
  • 1995-1999 GMC K1500 - Position: N/A
    • w/ Vacuum Booster
  • 1995-1999 Chevrolet K1500 - Position: N/A
    • w/ Vacuum Booster
  • 1995-1999 Chevrolet C1500 - Position: N/A
    • w/ Vacuum Booster
  • 1995-1999 Chevrolet C1500 Suburban - Position: N/A
    • w/ Vacuum Booster 11 5/32" X 2 3/4" Brake Shoe
  • 1995-1999 GMC C2500 Suburban - Position: N/A
    • w/ Vacuum Booster
  • 1994-2000 GMC K2500 - Position: N/A
    • Step Bore
  • 1995-1997 Chevrolet Tahoe - Position: N/A
  • 1999-1999 Chevrolet Tahoe - Position: N/A
    • without Hydro-Boost
  • 1995-1999 GMC C1500 - Position: N/A
    • w/ Vacuum Booster
  • 1995-1999 Chevrolet C2500 Suburban - Position: N/A
    • w/ Vacuum Booster
  • 1995-1999 GMC K1500 Suburban - Position: N/A
    • w/ Vacuum Booster 11 5/32" X 2 3/4" Brake Shoe
  • 1995-1999 Chevrolet K1500 Suburban - Position: N/A
    • w/ Vacuum Booster 11 5/32" X 2 3/4" Brake Shoe
  • 1994-2000 GMC C2500 - Position: N/A
    • Step Bore
  • 2000-2000 Chevrolet Tahoe - Position: N/A
  • 1995-1996 Dodge Ram 1500 - Position: N/A
  • 1998-1998 Chevrolet Tahoe - Position: N/A
    • w/o Police Package
Customer Questions
Does AC Delco make Ford parts?
No, AC Delco produces parts primarily for General Motors vehicles and does not make parts specifically for Ford vehicles.
Can I use AC Delco parts to replace OEM parts?
Yes, in most cases AC Delco parts can be used as a replacement for OEM parts. However, it's important to ensure that the parts are compatible with your specific make and model of vehicle.
What AC Delco oil filter do I need?
AC Delco offers a variety of oil filters that are compatible with different makes and models of vehicles. To determine which AC Delco oil filter you need, consult your vehicle's owner's manual or use our online filter lookup tool that matches the make, model, and year of your vehicle.
What is a brake master cylinder?
The brake master cylinder converts brake pedal pressure into hydraulic pressure to activate the brakes.
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