HomeCentric 130.62004 Brake Master Cylinder
Part #: 130.62004

Centric 130.62004 Brake Master Cylinder

Centric Premium Brake Master Cylinders
19 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$64.93Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
Out of Stock
OE Direct Replacement — Bolt-on fit, no modifications needed
Centric Premium Brake Master Cylinders
Fitment: Pontiac, Buick, Chevrolet, GMC, and Oldsmobile, Grand LeMans, Century, Regal, Riviera, El Camino, Malibu, Monte Carlo, Caballero, Cutlass, Cutlass Cruiser, Cutlass Supreme, Toronado, Grand Prix, and LeMans
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Centric Premium Brake Master Cylinder 130.62004

The Centric Premium Brake Master Cylinder 130.62004 is engineered for reliable brake hydraulics performance in select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. Designed to meet OEM specifications, this brake master cylinder ensures consistent braking response for models like the Cutlass, Monte Carlo, and Grand Prix.

  • Compatible with Buick Century, Regal, Riviera, and Toronado
  • Fits Chevrolet El Camino, Malibu, and Monte Carlo
  • Suitable for Oldsmobile Cutlass, Cutlass Cruiser, Cutlass Supreme, and LeMans
  • Also fits Pontiac Grand LeMans, Grand Prix, and LeMans
  • Part number 130.62004 for precise identification

Key Features of the Centric Premium Brake Master Cylinder

  • Master cylinder bore diameter: 0.945 inches (24.000 mm) with a straight bore type
  • Durable cast iron master cylinder material for long-lasting performance
  • Includes a single, removable plastic reservoir for brake fluid
  • Two mounting holes for secure installation
  • Primary and secondary outlet thread sizes: 1/2"-20 and 9/16"-18 inverted flare types
  • Master cylinder cap included; mounting hardware and brake booster not included
  • Two ports with bleeder hoses not included

About Centric Premium Brake Master Cylinders

The Centric Premium Brake Master Cylinders line focuses on delivering high-quality brake hydraulics components that meet or exceed OEM standards. This product line emphasizes durability and precise fitment, making it suitable for restoration or maintenance of classic and late-model vehicles. The 130.62004 master cylinder is part of this line, offering reliable braking performance for a range of GM vehicles.

Detailed Product Description

This Centric Premium Brake Master Cylinder 130.62004 features a cast iron body designed to withstand the rigors of daily driving and braking demands. The straight bore design with a 0.945-inch diameter ensures consistent hydraulic pressure and smooth brake pedal feel. The included single plastic reservoir is removable for easy maintenance and fluid replacement. Threaded outlets with inverted flare fittings provide secure connections to brake lines, supporting safe and leak-free operation. This master cylinder is compatible with multiple GM makes and models, including Buick Century and Regal, Chevrolet Malibu and El Camino, Oldsmobile Cutlass series, and Pontiac Grand Prix.

Common Applications and Issues Addressed

  • Restores proper brake fluid pressure in Buick, Chevrolet, Oldsmobile, and Pontiac vehicles
  • Replaces worn or leaking master cylinders causing brake pedal sponginess
  • Solves brake fluid reservoir leaks with included removable plastic reservoir
  • Addresses inconsistent braking performance due to bore wear or damage
  • Supports brake system rebuilds on classic GM models

Installation Notes and Tips

  • Verify compatibility with your specific vehicle make and model before installation
  • Use proper brake fluid and bleed the brake system thoroughly after installation
  • Mounting hardware and brake booster are not included and may need to be reused or purchased separately
  • Inspect brake lines and fittings for wear or damage during installation
  • Ensure all connections use inverted flare fittings as specified for leak-free sealing

Quality Assurance and Warranty

Centric Premium Brake Master Cylinders are manufactured to meet strict quality standards, ensuring reliable performance and durability. This product undergoes rigorous testing to comply with OEM specifications. Warranty coverage details should be confirmed with the product supplier or manufacturer.

BrandCentric
Part Number130.62004
PositionCentric Premium Brake Master Cylinders
Bleeder Hoses IncludedNo
Bore Size0.945
Bore Size24.000
Bore TypeStraight
Boss, Nipple or Port: Front, Left: #A [cntrc]9/16"-18 inv
Boss, Nipple or Port: Rear: #A [cntrc]1/2"-20 inv
Brake Booster IncludedNo
Cylinder Bore Dia in.945
Cylinder Bore Dia mm24
Master Cylinder Bore Diameter0.945
Master Cylinder Bore Diameter24.000
Master Cylinder Cap IncludedYes
Master Cylinder MaterialCast Iron
Mounting Bracket IncludedNo
Mounting Hardware IncludedNo
Mounting Hole Quantity2
Port Quantity2
Primary Bore Diameter0.945
Primary Bore Diameter24.000
Primary Outlet Flare TypeInverted
Primary Outlet Flare Type [cntrc]Inverted
Primary Outlet Thread Diameter0.500
Primary Outlet Thread Size1/2"-20
Primary Outlet Threads Per Inch20
Publication Bore [cntrc]24mm
Push Rod IncludedNo
Push Rod Lgth / DepthDimple
Push Rod: Length / Depth [cntrc] indmpl
Reservoir IncludedYes
Reservoir MaterialPlastic
Reservoir StyleRemovable
Reservoir TypeSingle
Secondary Outlet Flare TypeInverted
Secondary Outlet Flare Type [cntrc]Inverted
Secondary Outlet Thread Diameter0.5625
Secondary Outlet Thread Size9/16"-18
Secondary Outlet Threads Per Inch18
Weight [cntrc] kgs2.05
Weight [cntrc] lbs4.5

This part fits 19 vehicles. Search below:

YearMakeModelFuel TypePositionNotes
1983PontiacGrand LeMansGASN/ACentric Premium Brake Master Cylinders
1982PontiacGrand LeMansGASN/ACentric Premium Brake Master Cylinders
1981BuickCenturyGASN/ACentric Premium Brake Master Cylinders
1981BuickRegalGASN/ACentric Premium Brake Master Cylinders
1981BuickRivieraGASN/ACentric Premium Brake Master Cylinders
1981ChevroletEl CaminoN/ACentric Premium Brake Master Cylinders
1981ChevroletMalibuN/ACentric Premium Brake Master Cylinders
1981ChevroletMonte CarloN/ACentric Premium Brake Master Cylinders
1981OldsmobileCutlassGASN/AA Body; Centric Premium Brake Master Cylinders
1981OldsmobileCutlass CruiserGASN/AA Body; Centric Premium Brake Master Cylinders
1981OldsmobileCutlass SupremeGASN/AA Body; Centric Premium Brake Master Cylinders
1981OldsmobileToronadoGASN/ACentric Premium Brake Master Cylinders
1981PontiacGrand LeMansN/ACentric Premium Brake Master Cylinders
1981PontiacGrand PrixGASN/ACentric Premium Brake Master Cylinders
1981PontiacLeMansN/ACentric Premium Brake Master Cylinders
1980BuickRivieraGASN/ACentric Premium Brake Master Cylinders
1980OldsmobileToronadoGASN/ACentric Premium Brake Master Cylinders
1979BuickRivieraN/ACentric Premium Brake Master Cylinders
1979OldsmobileToronadoGASN/ACentric Premium Brake Master Cylinders

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.