SKP SKM630453 Brake Master Cylinder

Brand SKP SKM630453
Fits Cadillac, Chevrolet, and GMC · 20 vehicles

OE specifications. Engineered for a precise fit and reliable brake performance.

Brake master cylinder. Converts pedal pressure into hydraulic pressure for efficient brake operation.

Cross-references Dorman - First Stop M630453 for the same application. See all 1.

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Brake Master Cylinder for GM Trucks and SUVs

The SKP SKM630453 brake master cylinder restores hydraulic pressure transfer for consistent brake pedal response. Built to OE specifications, it is a direct-fit replacement for select 2007-2008 Cadillac Escalade, Chevrolet Silverado 1500, Tahoe, and related GM applications with a 1.25 in. bore.

This part cross-references Dorman - First Stop M630453 for the same application.

Key Features

  • Brake master cylinder for hydraulic brake system operation
  • OE-style fit and function for select GM full-size trucks and SUVs
  • 1.25 in. bore size for listed applications
  • Engineered for reliable pedal feel and brake pressure delivery
  • SKP SKM630453 replacement part for maintenance or repair

Detailed Description

The SKP SKM630453 is a brake master cylinder for vehicles that rely on precise hydraulic braking performance. It converts brake pedal force into hydraulic pressure, helping restore proper brake system operation when the original master cylinder is worn, leaking, or no longer holding pressure. This replacement is built to match OE specifications for fitment on select 2007-2008 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado 1500, Suburban 1500, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL 1500 applications. For buyers searching for a 2007-2008 Chevrolet Silverado 1500 brake master cylinder or a 2007-2008 Cadillac Escalade master cylinder replacement, SKM630453 provides the correct 1.25 in. bore configuration for the listed vehicles.

What It Helps Fix

  • Low or inconsistent brake pedal pressure
  • Brake fluid leakage at the master cylinder
  • Pedal travel that feels excessive or soft
  • Reduced braking response from hydraulic loss
  • Brake system performance issues on listed GM trucks and SUVs

Installation Notes and Tips

Confirm bore size and vehicle configuration before installation. This part fits 2007-2008 Cadillac Escalade, N/A; 2007-2008 Cadillac Escalade ESV, N/A; 2007-2008 Cadillac Escalade EXT, N/A; 2007-2008 Chevrolet Avalanche, N/A; 2007-2008 Chevrolet Silverado 1500, N/A, w/ RPO Code JL4 (Active Brake Control); 2007-2008 Chevrolet Suburban 1500, N/A; 2007-2008 Chevrolet Tahoe, N/A, w/o Active Brake Control; 2008 GMC Sierra 1500, N/A, w/ RPO Code JL4 (Active Brake Control); 2007-2008 GMC Yukon, N/A, w/o Active Brake Control; 2007-2008 GMC Yukon XL 1500, N/A; and 2007 GMC Sierra 1500, N/A. After installation, the brake system requires proper bleeding to remove air from the hydraulic circuit.

Quality Assurance

SKP manufactures this master cylinder to meet OE specifications for fit, form, and function in the listed applications. The SKP SKM630453 is built for dependable replacement performance in brake service work.

This part fits 20 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelNotes
2008CadillacEscaladeBore: 1.25 In.
2008CadillacEscalade ESVBore: 1.25 In.
2008CadillacEscalade EXTBore: 1.25 In.
2008ChevroletAvalancheBore: 1.25 In.
2008ChevroletSilverado 1500Bore: 1.25 In.; w/ RPO Code JL4 (Active Brake Control)
2008ChevroletSuburban 1500Bore: 1.25 In.
2008ChevroletTahoeBore: 1.25 In.; w/o Active Brake Control
2008GMCSierra 1500Bore: 1.25 In.; w/ RPO Code JL4 (Active Brake Control)
2008GMCYukonBore: 1.25 In.; w/o Active Brake Control
2008GMCYukon XL 1500Bore: 1.25 In.
2007CadillacEscaladeBore: 1.25 In.
2007CadillacEscalade ESVBore: 1.25 In.
2007CadillacEscalade EXTBore: 1.25 In.
2007ChevroletAvalancheBore: 1.25 In.
2007ChevroletSilverado 1500WTBore: 1.25 In.; w/ RPO Code JL4 (Active Brake Control)
2007ChevroletSuburban 1500Bore: 1.25 In.
2007ChevroletTahoeBore: 1.25 In.; w/o Active Brake Control
2007GMCSierra 1500SLTBore: 1.25 In.
2007GMCYukonBore: 1.25 In.; w/o Active Brake Control
2007GMCYukon XL 1500Bore: 1.25 In.
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - First Stop — M630453