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ACDelco 18M92 | Brake Master Cylinder
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ACDelco 18M92 | Brake Master Cylinder

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$57.79
Part Number
ACD18M92
UPC:
7.07773E+11
Condition:
New
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Description

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:

  • Brake Master Cylinder Assembly
  • brake-master-cylinder;master;master-cylinder;brake-booster;brakebooster;abs;abs-module;anti-lock-brakes;hydroboost;vacuum;vacuum-assist;hydro-boost
  • Cast iron and aluminum specifications; no extra stress on the brake boosting mounting
  • Chevrolet;GMC
  • 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:

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)4.8
Length (in)9.4
Measurements1 1/4 in Cylinder Bore
Programming RequiredNo
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)9.17
Width (in)5.8

APPLICATIONS:

  • 1975-1978 GMC P35
    • Reservoir Cap Is Round In Front and Back Bore 1-1/4in
  • 1971-1972 GMC P35/P3500 Van
    • Except MORAINE Master Cylinder 11 5/32" X 2 3/4" Brake Shoe
  • 1975-1978 GMC G35
    • with 13 IN x 2-1/2 IN Brakes
  • 1975-1975 GMC C25 Suburban
    • Except MORAINE Master Cylinder
  • 1973-1974 Chevrolet P30 Van
    • Reservoir Cap Is Round In Front and Back Bore 1-1/4in
  • 1976-1978 Chevrolet K20
    • with 13 IN Brakes
  • 1973-1973 Chevrolet G30 Van
  • 1975-1978 Chevrolet C30
    • with 13 IN x 2-1/2 IN Brakes
  • 1971-1972 Chevrolet P30 Van
    • Except MORAINE Master Cylinder 11 5/32" X 2 3/4" Brake Shoe
  • 1974-1974 Chevrolet C30 Pickup
    • with 13 IN x 2-1/2 IN Brakes
  • 1975-1975 GMC K25
    • Except MORAINE Master Cylinder Bore 1-1/4in
  • 1976-1978 Chevrolet K20 Suburban
    • with 13 IN Brakes Aluminum Cylinder With Plastic Reservoir
  • 1973-1973 GMC G35/G3500 Van
  • 1971-1973 Chevrolet C30 Pickup
    • Except MORAINE Master Cylinder
  • 1976-1978 GMC C25 Suburban
    • with 13 IN Brakes
  • 1973-1974 GMC P35/P3500 Van
    • Reservoir Cap Is Round In Front and Back Bore 1-1/4in
  • 1972-1972 Chevrolet G30 Van
    • with 13 IN x 2-1/2 IN Brakes Except MORAINE Master Cylinder 11 5/32" X 2 3/4" Brake Shoe
  • 1975-1978 Chevrolet P30
    • Reservoir Cap Is Round In Front and Back Bore 1-1/4in
  • 1976-1978 Chevrolet P20
    • w/ 13" Rear Brakes
  • 1976-1978 GMC K25
    • with 13 IN Brakes
  • 1971-1973 Chevrolet K30 Pickup
  • 1971-1974 Chevrolet C20 Pickup
    • Except MORAINE Master Cylinder
  • 1979-1980 GMC C2500 Suburban
    • with 13 IN Brakes
  • 1975-1975 Chevrolet C20
    • Except MORAINE Master Cylinder
  • 1975-1975 Chevrolet K20
    • Except MORAINE Master Cylinder Bore 1-1/4in
  • 1979-1980 GMC C2500
    • with 13 IN Brakes
  • 1974-1974 Chevrolet K30 Pickup
    • GM Brake Code JB7
  • 1971-1975 Chevrolet K20 Suburban
    • Except MORAINE Master Cylinder Bore 1-1/4in
  • 1975-1975 GMC K25 Suburban
    • Except MORAINE Master Cylinder Bore 1-1/4in
  • 1975-1978 Chevrolet G30
    • with 13 IN x 2-1/2 IN Brakes
  • 1971-1974 GMC C25/C2500 Suburban
    • Except MORAINE Master Cylinder
  • 1976-1978 GMC K25 Suburban
    • with 13 IN Brakes
  • 1976-1978 GMC C25
    • with 13 IN Brakes
  • 1972-1972 GMC G35/G3500 Van
    • with 13 IN x 2-1/2 IN Brakes Except MORAINE Master Cylinder 11 5/32" X 2 3/4" Brake Shoe
  • 1971-1973 GMC C35/C3500 Pickup
    • Except MORAINE Master Cylinder
  • 1971-1974 Chevrolet P20 Van
    • Except MORAINE Master Cylinder
  • 1974-1974 GMC C35/C3500 Pickup
    • with 13 IN x 2-1/2 IN Brakes
  • 1971-1974 GMC P25/P2500 Van
    • Except MORAINE Master Cylinder
  • 1975-1975 GMC P25
    • Except MORAINE Master Cylinder
  • 1976-1980 Chevrolet C20 Suburban
    • with 13 IN Brakes
  • 1975-1978 GMC C35
    • with 13 IN x 2-1/2 IN Brakes
  • 1971-1974 GMC C25/C2500 Pickup
    • Except MORAINE Master Cylinder
  • 1976-1978 GMC P25
    • with 13 IN Brakes
  • 1971-1975 Chevrolet C20 Suburban
    • Except MORAINE Master Cylinder
  • 1974-1974 GMC G35/G3500 Van
    • with 13 IN x 2-1/2 IN Brakes
  • 1971-1974 Chevrolet K20 Pickup
    • Except MORAINE Master Cylinder Bore 1-1/4in
  • 1971-1974 GMC K25/K2500 Suburban
    • Except MORAINE Master Cylinder Bore 1-1/4in
  • 1974-1974 Chevrolet G30 Van
    • with 13 IN x 2-1/2 IN Brakes
  • 1975-1975 GMC C25
    • Except MORAINE Master Cylinder
  • 1975-1975 Chevrolet P20
    • Except MORAINE Master Cylinder
  • 1976-1980 Chevrolet C20
    • with 13 IN Brakes
  • 1971-1974 GMC K25/K2500 Pickup
    • Except MORAINE Master Cylinder Bore 1-1/4in

Attributes
Product type:
Aftermarket
Product Description:
Brake Master Cylinder Assembly
Programming Required:
No
Mounting Bracket Included:
No
Mounting Hole Quantity:
2
Port Quantity:
2
Reservoir Included:
Yes
Measurements:
1 1/4 in Cylinder Bore
Hazardous Material:
No
Minimum Order Quantity:
1
Features & Benefits - Bullet 2:
Pressure tested to ensure safe and confident braking
Features & Benefits - Bullet 4:
Geometrical tolerance ensures that the body and plastic reservoir match for a proper fit
Features & Benefits - Bullet 3:
Cast iron and aluminum specifications; no extra stress on the brake boosting mounting
Features & Benefits - Bullet 1:
Meets the brake performance requirements of SAE J1153 and J1154 testing, providing reliability and quality
Weight (lb) (Pound):
9.17
Height (in) (Inch):
4.8
Width (in) (Inch):
5.8
Length (in) (Inch):
9.4
Signs of Wear & Troubleshooting - Section 1 - Bull:
Fluid spots beneath the car, indicating there may be a leak within the cylinder.
Signs of Wear & Troubleshooting - Section 1 - Bull:
Difficulty stopping the vehicle.
Signs of Wear & Troubleshooting - Section 1 - Bull:
Brake warning light is on.
Life Cycle Status:
Announced
Signs of Wear & Troubleshooting - Section 1 - Bull:
A low or sinking brake pedal.
Life Cycle Status Description:
Announced - Part has been announced to customers on a paper “New Number Announcement”. Part is active.
FAQ - Answer 2:
Yes, ACDelco also offers GM OE brake cylinders.
Item Level GTIN:
00707773348390
FAQ - Question 3:
Are these brake parts durable?
FAQ - Question 1:
Do I have to replace all my brake parts when replacing my brake cylinder?
FAQ - Question 2:
Does ACDelco offer other grades of brake cylinders?
Signs of Wear & Troubleshooting - Section 1 - Head:
Brake cylinder signs of wear include:
Features & Benefits - Bullet 5:
Piston assembly and return spring help to prevent brake drag, which can cause premature brake pad wear
FAQ - Answer 1:
No, but it is a good idea to inspect them for wear-out, cracking, leaking etc.
Good Maintenance Practices - Section 1 - Bullet 1:
Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
Good Maintenance Practices - Section 1 - Bullet 2:
Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
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.
FAQ - Answer 3:
Yes, ACDelco Professional Brake Cylinders come with a 12 month / unlimited mile warranty.
Good Maintenance Practices - Section 1 - Header:
The following inspections and maintenance procedures can help prevent potential brake problems:
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).
Good Maintenance Practices - Section 2 - Header:
The following should be conducted by a qualified technician:
Pushrod Included:
No
Master Cylinder Cap Included:
Yes
Master Cylinder Material:
Cast Iron
Brake Booster Included:
No
Bleeder Hoses Included:
Yes
Primary Outlet Thread Diameter (Inch):
0.5625
Master Cylinder Bore Diameter (Inch):
1.25
Secondary Outlet Thread Diameter (Inch):
0.5
Primary Outlet Thread Diameter (Millimeter):
14.287
Secondary Outlet Thread Diameter (Millimeter):
12.7
Master Cylinder Bore Diameter (Millimeter):
31.75
Country of Origin:
China
Weight - Each (Gross Pounds):
09.17
Height - Each (Inch):
04.80
Length - Each (Inch):
09.40
Width - Each (Inch):
05.80



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