ACDELCO part description

Technical Specifications

Part Number 18G3

Product Description

Rear Brake Cylinder

Product Attributes

Weight (lb) 0.12 lb
Cup Outside Diameter 1 IN
Measurements 1 in Cylinder Bore
Height (in) 2.3 in
Width (in) 2.8 in
Length (In) 2.8 IN
Cylinder Bore Diameter 25.4 MM
Cup Outside Diameter 25.4 MM
Cylinder Bore Diameter 1.000 IN
Signs of Wear & Troubleshooting - Section 1 - Bullet 4 A low or sinking brake pedal.
FAQ - Question 1 Are these brake parts durable?
Signs of Wear & Troubleshooting - Section 1 - Bullet 5 Brake pedal pulsation (not to be confused with normal ABS operation).
Features & Benefits - Bullet 2 Premium aftermarket replacement part
Good Maintenance Practices - Section 1 - Bullet 2 Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
FAQ - Question 3 Can I use ACDelco GM Original Equipment parts with my ACDelco Professional brake parts?
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 4 Check the thickness of your brake pads.
Signs of Wear & Troubleshooting - Section 1 - Bullet 3 Difficulty stopping the vehicle.
FAQ - Question 2 Do I need to check my brake fluid when replacing other brake parts?
Signs of Wear & Troubleshooting - Section 1 - Header Brake signs of wear include:
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 2 - Bullet 2 Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
Good Maintenance Practices - Section 2 - Bullet 1 Inspection of the brake hoses for brittleness or cracking.
Good Maintenance Practices - Section 2 - Bullet 3 Inspection of wheel bearings and grease seals.
Programming Required No
Good Maintenance Practices - Section 2 - Bullet 4 Parking brake adjustments (as needed).
Signs of Wear & Troubleshooting - Section 1 - Bullet 1 Brake warning light is on.
Cup Material Rubber
Signs of Wear & Troubleshooting - Section 1 - Bullet 2 Fluid spots beneath the car, indicating there may be a leak within the cylinder.
Product Description ACDelco Gold (Professional) Drum Brake Wheel Cylinder Repair Kits are a high quality alternative to Original Equipment (OE) parts. This kit contains high quality replacement components for your vehicle's braking system. This kit includes the necessary bolts, fasteners, bushings, and other hardware needed to repair your vehicle's drum brake wheel cylinder applications. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional. &#9888;<b> WARNING:</b> Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Good Maintenance Practices - Section 1 - Header The following inspections and maintenance procedures can help prevent potential brake problems:
Good Maintenance Practices - Section 2 - Header The following should be conducted by a qualified technician:
Features & Benefits - Bullet 3 Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
Signs of Wear & Troubleshooting - Section 1 - Bullet 6 Vehicle pulls to the left or right when brakes are applied.
Features & Benefits - Bullet 1 Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
Meets or Exceeds Original Equipment Manufacture Specifications Yes
FAQ - Answer 1 Yes, ACDelco Professional Brake Kits and Hardware come with a 12 month/ unlimited mile warranty.
FAQ - Answer 3 Yes, both part offerings are high quality replacement parts.
FAQ - Answer 2 Yes, it is a good idea to inspect your brake fluid often.

Additional Information

Warranty Special 24 Months/Unlimited Miles Limited Warranty (Parts Only). Please see ACDelco.com for more details|"24 Months/40,000 Kilometers Limited Warranty (Parts Only). Please see ACDelcocanada.com for more details"
Harmonized Tariff Code (HTS) 8413919060
Country of Origin 2 CN
Country of Origin 3 MX
Country of Origin 4 TW
Country of Origin (Primary) US
Warranty Special UOM TX
UPC 00036666706048

Fits Vehicles

  • International D1100 (1965)
  • International D1000 (1965)
  • International C1100 (1963-1964)
  • International C1000 (1963-1964)
  • International C100 (1961-1962)
  • International B110 (1959-1960)
  • International A110 (1957-1958)
  • International C110 (1961-1962)
  • International R100 (1954-1955)
  • International 1100A (1966)
  • International D900 (1965)
  • International 1100B (1967)
  • International 100 (1974)
  • International R110 (1953-1955)
  • International 900A (1967)
  • International 908B (1967)
  • International 1000C (1968)
  • International 908C (1968)
  • International C900 (1964)
  • International 1000B (1967)
  • International 150 (1975)
  • International 1100C (1968)
  • International 1200D (1969-1970)
  • International S110 (1956-1957)
  • International 1000A (1966)
  • International A100 Truck (1958)
  • International B100 (1959-1960)
  • International 4800 (1990-1994)
  • International 400 (1991)
  • International 2574 (1994)
  • International S100 (1956-1957)
  • International 4900 (1990-1994)
  • International M1200 (1968-1972)
  • International Scout (1963-1968)
  • International 2554 (1991-1994)
  • International 4700 (1990-1994)
  • Ford E-150 (2002)
  • GMC V2500 (1987)
  • GMC G1500 (1979-1980)
  • GMC G3500 (1979-1980)
  • GMC C2500 (1979-1986)
  • GMC C1500 Suburban (1979-1984)
  • GMC R2500 (1987)
  • GMC K2500 Suburban (1979-1986)
  • GMC K2500 (1979-1986)
  • GMC C1500 (1979-1984)
  • GMC C2500 Suburban (1979-1986)
  • Ford F-350 (1968-1972, 1979-1992)
  • Ford E-250 (2003-2004)
  • Ford E-150 Econoline Club Wagon (1984, 1997-2002)
  • Ford F-150 (1984, 1997-2001)
  • Ford E-350 Econoline Club Wagon (1979-1992)
  • Ford E-350 Econoline (1979-1992)
  • Ford E-150 Econoline (1984, 1997-2002)
  • Ford F-250 (1965, 1976-1999)
  • Ford E-250 Econoline Club Wagon (1976-1991)
  • Ford E-250 Econoline (1976-1991)
  • Dodge D350 (1981-1993)
  • Dodge D200 (1975-1980)
  • Dodge B200 (1978-1980)
  • Dodge D300 Pickup (1972-1974)
  • Dodge B350 (1981-1994)
  • Dodge B250 (1981-1993)
  • Dodge W300 (1978-1980)
  • Dodge W250 (1981-1993)
  • Dodge W200 (1975-1980)
  • Dodge W150 (1978-1993)
  • Dodge W100 (1984-1989)
  • Dodge D250 (1981-1993)
  • Dodge D150 (1978-1993)
  • Dodge D100 (1978-1979, 1984-1989)
  • Dodge B300 Van (1973-1974)
  • Chevrolet K10 (1975)
  • Chevrolet C10 (1975-1984)
  • Chevrolet C10 Pickup (1961)
  • Dodge Ram 2500 (1996-2002)
  • Dodge Ram 3500 Van (1996-1997, 1999-2002)
  • Dodge Ram 1500 (2000-2002)
  • Oldsmobile Dynamic 88 (1960-1963)
  • GMC V2500 Suburban (1987)
  • GMC R2500 Suburban (1987)
  • Ford LTD Crown Victoria (1990-1991)
  • Dodge Ram 2500 Van (1996-2002)
  • Dodge Ram 1500 Van (1997-2002)
  • Dodge W350 (1981-1993)
  • Dodge Ram 3500 (1994-1997, 1999-2002)
  • Chevrolet V20 Suburban (1987)
  • Chevrolet R20 (1987)
  • Chevrolet C20 Suburban (1974-1986)
  • Chevrolet C10 Suburban (1971-1984)
  • Chevrolet V20 (1987)
  • Chevrolet R20 Suburban (1987)
  • Chevrolet K10 Suburban (1967-1974)
  • Chevrolet K20 Pickup (1974)
  • Chevrolet K20 Suburban (1976-1986)
  • Chevrolet C20 Pickup (1974)
  • Cadillac Series 75 Fleetwood (1950-1959, 1962-1964)
  • Ford Grand Marquis (1991)
  • GMC P1000 (1966)
  • Dodge RM300 (1973-1974)
  • Chevrolet 1500 (1954)
  • Cadillac Series 60 Special (1938-1940)
  • Oldsmobile Super 88 (1960)
  • Buick Limited (1958)
  • Pontiac Phoenix (1977)
  • Mercury Series 99A (1939)
  • GMC 1000 (1966)
  • Cadillac Commercial Chassis (1995-1996)
  • Packard Caribbean (1955)
  • Chevrolet Yeoman (1958)
  • Buick Skylark (1954)
  • Pontiac Ventura (1960, 1977)
  • Cadillac Series 63 (1941)
  • Buick Electra (1976)
  • Jeep J10 (1987-1988)
  • Mercury Comet (1972)
  • Oldsmobile Omega (1977-1978)
  • Chevrolet Brookwood (1958-1959)
  • Ford LTD II (1977)
  • Chevrolet Corvair (1961-1964)
  • Chrysler New Yorker (1950-1951)
  • Pontiac Super Chief (1957-1958)
  • Mercedes-Benz 300D (1958-1959)
  • Packard Patrician (1955-1956)
  • Cadillac Calais (1965-1966)
  • Ford Custom (1969-1970)
  • Chrysler Saratoga (1951-1952)
  • Mercury Cougar (1974-1975, 1977)
  • Chevrolet El Camino (1959-1960)
  • Chevrolet Del Ray (1958)
  • Nash Advanced (1935)
  • Cadillac Series 65 (1937-1938)
  • Mercedes-Benz 300SL (1957-1960)
  • American Motors Matador (1971-1974)
  • Cadillac Series 60 (1937-1938)
  • Cadillac DeVille (1965-1966)
  • American Motors Ambassador (1971-1974)
  • Buick LeSabre (1959-1970, 1976, 1985-1990)
  • Pontiac Star Chief (1955-1958, 1960-1966)
  • Oldsmobile 88 (1954-1956)
  • Mercedes-Benz 300 (1958-1960)
  • Buick Invicta (1959-1963)
  • Nash Ambassador 600 (1941-1942)
  • Mercury Mercury (1949-1951)
  • Ford Torino (1972, 1974-1976)
  • Chevrolet Biscayne (1958-1970)
  • Jeep J20 (1976-1988)
  • Pontiac Chieftain (1949-1958)
  • Cadillac Brougham (1987-1992)
  • Cadillac Fleetwood (1976-1986, 1993-1996)
  • Chevrolet Corvette (1953-1965)
  • Dodge Dakota (2000-2004)
  • Nash Ambassador (1936-1942, 1946-1948)
  • Nash Custom Ambassador (1948)
  • Pontiac Safari (1987-1989)
  • Buick Riviera (1965-1966, 1976)
  • Pontiac Bonneville (1957, 1960-1967)
  • Nash 400 Series (1936)
  • GMC 150 (1954-1955, 1957-1959)
  • Jeep Wagoneer (1971-1973)
  • Packard Four-Hundred (1955-1956)
  • Chevrolet Impala (1958-1976, 1981-1982)
  • Buick Century (1954-1958)
  • Lincoln Mark IV (1972-1974)
  • Chrysler Royal (1950)
  • Buick Wildcat (1963-1970)
  • Pontiac Grand Prix (1963-1967)
  • Ford Thunderbird (1972-1976)
  • Pontiac Streamliner (1946-1951)
  • Pontiac Parisienne (1959, 1961-1967, 1971-1974, 1976, 1983-1986)
  • Cadillac Series 62 (1940-1942, 1946-1959, 1962-1964)
  • Lincoln Continental (1941-1942, 1974-1979)
  • Mercury Monterey (1950-1951, 1969-1970, 1973-1974)
  • Pontiac Torpedo (1946-1948)
  • GMC 100 (1951-1959)
  • Chevrolet Bel Air (1953-1959, 1962-1968, 1970, 1973-1975)
  • Dodge Durango (2000-2002)
  • Oldsmobile Delta 88 (1965-1976)
  • Buick Estate Wagon (1970-1976)
  • Cadillac Series 61 (1939, 1941-1942, 1946-1951)
  • Cadillac Series 67 (1941)
  • Ford Custom 500 (1969-1970, 1973-1974, 1976-1977)
  • Pontiac Catalina (1959, 1966-1967, 1971-1976)
  • Ford LTD (1969-1970, 1973-1978)
  • Mercury Grand Marquis (1975-1978, 1980-1991)
  • Buick Super (1950-1958)
  • Oldsmobile Custom Cruiser (1971-1989, 1991-1992)
  • Mercury Marquis (1969-1970, 1973-1978)
  • Chevrolet Caprice (1967-1976, 1981-1996)
  • Buick Roadmaster (1950-1958, 1992-1996)
  • Ford Galaxie 500 (1969-1970, 1973-1974)
  • Ford Ranchero (1972-1978)
  • Ford Gran Torino (1972, 1974-1975)
  • Mercury Montego (1972-1976)
  • Oldsmobile F85 (1961-1963)
  • Hudson Deluxe Series 45 (1940)
  • Packard Packard (1954, 1958)
  • Pontiac Special Series 25 (1940)
  • Packard Hawk (1958)
  • Studebaker Flight Hawk (1956)
  • Studebaker Cruiser (1965-1966)
  • Studebaker President (1955-1958)
  • Studebaker Sky Hawk (1956)
  • Pontiac Torpedo Series 29 (1940)
  • Packard Clipper (1957)
  • Studebaker Power Hawk (1956)
  • Pontiac Deluxe Series 28 (1939-1940)
  • Pontiac Deluxe Series 26 (1939-1940)
  • Studebaker Champion (1954-1958)
  • Buick Special (1950-1958, 1961-1963)
  • Checker Marathon (1961-1969)
  • Studebaker Golden Hawk (1956-1958)
  • Hudson Rambler (1956)
  • Checker Superba (1961-1963)
  • Studebaker Silver Hawk (1957-1958)
  • Studebaker Daytona (1966)
  • Studebaker Commander (1955-1958, 1965-1966)
  • Studebaker Wagonaire (1966)

A true OEM auto parts brand for GM and non-GM vehicles, ACDelco® offers a wide portfolio of parts designed to keep vehicles on the road longer. These parts work precisely and fit perfectly because they are designed, engineered, tested, and backed by General Motors. But ACDelco also carries aftermarket components that go through the same 18-step quality approval process as the OE parts. Whether customers choose OE or aftermarket, they’d get the same reliable performance, precise engineering, and superior reliability for years to come. ACDelco’s expansive product portfolio includes alternators, filters, batteries, brakes, belts and hoses, oil and fluids, and suspension parts. These products are made to meet GM and non-GM vehicles’ ever-evolving powertrain, collision, maintenance, and repair needs.

Don't know your part number?

Take a photo and we'll identify it!

Recommended Products

More from ACDELCO (Browse all)