Dorman Products

Dorman M630284 Master Cylinder

In stock
SKU: 591|M630284
$109.21

Product details

  • SKU 591|M630284
  • Barcode 82702618103

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Description

Product Description

This brake master cylinder is precision-engineered to match the design, function, and performance of the original master cylinder on specific vehicle years, makes and models. It is made of new, high-quality materials for a safe, durable replacement.

  • Precise replacement - cylinder housing is constructed to match the casting material of the original part and ensure similar performance
  • Durable design - all rubber components are made of high-quality EPDM compound for resistance to glycol-based brake fluid
  • 100% new - made entirely of new materials, not remanufactured, to ensure highest quality and safety
  • Strict specifications - made to meet rigorous SAE International standards

Detailed Applications

Year Make Model Configuration Positions Application Notes
2006 Cadillac Escalade w/RPO Code JL4 (Active Brake Control); Bore: 34 mm
2006 Cadillac Escalade ESV w/RPO Code JL4 (Active Brake Control); Bore: 34 mm
2006 Cadillac Escalade EXT w/RPO Code JL4 (Active Brake Control); Bore: 34 mm
2006 Chevrolet Avalanche 1500 w/Active Brake Control; Bore: 34 mm
2006 Chevrolet Suburban 1500 w/Active Brake Control; Bore: 34 mm; w/Hydraulic Booster
2006 Chevrolet Tahoe w/Active Brake Control; Bore: 34 mm
2006 GMC Yukon w/Active Brake Control; Bore: 34 mm
2006 GMC Yukon XL 1500 w/Active Brake Control; Bore: 34 mm; w/Hydraulic Booster
2005 Cadillac Escalade w/RPO Code JL4 (Active Brake Control); Bore: 34 mm
2005 Cadillac Escalade ESV w/RPO Code JL4 (Active Brake Control); Bore: 34 mm
2005 Cadillac Escalade EXT w/RPO Code JL4 (Active Brake Control); Bore: 34 mm
2005 Chevrolet Avalanche 1500 w/Active Brake Control; Bore: 34 mm
2005 Chevrolet Blazer w/Active Brake Control; Bore: 34 mm
2005 Chevrolet Suburban 1500 w/Active Brake Control; Bore: 34 mm; w/Hydraulic Booster
2005 Chevrolet Tahoe w/Active Brake Control; Bore: 34 mm
2005 GMC Yukon w/Active Brake Control; Bore: 34 mm
2005 GMC Yukon XL 1500 w/Active Brake Control; Bore: 34 mm; w/Hydraulic Booster
2004 Cadillac Escalade Bore: 34 mm; w/Hydraulic Booster
2004 Cadillac Escalade ESV Bore: 34 mm; w/Hydraulic Booster
2004 Cadillac Escalade EXT Bore: 34 mm; w/Hydraulic Booster
2004 Chevrolet Blazer Bore: 34 mm; w/Hydraulic Booster
2004 Chevrolet Suburban 1500 w/Active Brake Control; Bore: 34 mm; w/Hydraulic Booster
2004 Chevrolet Tahoe Bore: 34 mm; w/Hydraulic Booster
2004 GMC Yukon Bore: 34 mm; w/Hydraulic Booster
2004 GMC Yukon XL 1500 w/Active Brake Control; Bore: 34 mm; w/Hydraulic Booster
2003 Cadillac Escalade Bore: 34 mm; w/Hydraulic Booster
2003 Cadillac Escalade ESV Bore: 34 mm; w/Hydraulic Booster
2003 Cadillac Escalade EXT Bore: 34 mm; w/Hydraulic Booster
2003 Chevrolet Avalanche 1500 w/RPO Code JL4 (Active Brake Control); w/RPO Code JH2 (7,200 Lb. GVW, Power Brakes, Hydraulically Boosted, 4 Wheel Disc)
2003 Chevrolet Blazer Bore: 34 mm; w/Hydraulic Booster
2003 Chevrolet Suburban 1500 Bore: 34 mm; w/Hydraulic Booster
2003 Chevrolet Tahoe Bore: 34 mm; w/Hydraulic Booster
2003 GMC Yukon Bore: 34 mm; w/Hydraulic Booster
2003 GMC Yukon XL 1500 Bore: 34 mm; w/Hydraulic Booster

Product Specifications

Master Cylinder Bore Diameter: 34 mm
Master Cylinder Material: Aluminum
Mounting Hardware Included: No
Number of Outlets: 2
Package Contents: Master Cylinder
Package Quantity: 1
Packaging Type: Box
Rearward Outlet Size: 1/2-20
Reservoir Included: Yes
Secondary Outlet Thread Diameter: 1/2-20
Sensor Included: Yes

OE Numbers

DIRECT OE CROSS
15269947 GENERAL MOTORS
18047540 GENERAL MOTORS
19209199 GENERAL MOTORS