HomeBrake > Brake HydraulicsDorman M630811 Brake Master Cylinder
Part #: M630811

Dorman M630811 Brake Master Cylinder

N/A
2 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$174.86Free 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.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Kia, Soul
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Dorman Brake Master Cylinder for Kia Soul

The Dorman M630811 brake master cylinder is designed specifically for Kia Soul models, providing reliable brake hydraulics performance. This master cylinder features an aluminum construction and includes a reservoir and sensor to ensure proper brake fluid management and system monitoring.

  • Compatible with Kia Soul vehicles
  • Master cylinder bore diameter: 0.875 inches
  • Durable aluminum master cylinder material
  • Includes reservoir and sensor for brake fluid control
  • Two outlets with M12 x 1.0 thread size
  • Rearward and secondary outlet thread diameter: M12 x 1.0
  • Mounting hardware not included

Detailed Product Description

The Dorman M630811 brake master cylinder is engineered to meet the specific hydraulic requirements of Kia Soul brake systems. Constructed from aluminum, this master cylinder offers corrosion resistance and strength for long-lasting service. The 0.875-inch bore diameter is designed to provide consistent hydraulic pressure for effective braking. The included reservoir allows for proper brake fluid storage, while the integrated sensor helps monitor fluid levels and system status. With two outlets featuring M12 x 1.0 thread pitch, this master cylinder supports dual-circuit brake systems, ensuring balanced brake fluid distribution.

Common Applications and Issues Addressed

  • Restores proper brake fluid pressure in Kia Soul brake systems
  • Replaces worn or leaking master cylinders causing brake pedal issues
  • Solves brake fluid leaks from damaged or corroded master cylinders
  • Addresses brake warning light activation due to faulty fluid sensors
  • Improves brake system responsiveness and safety

Installation Notes and Tips

  • Ensure compatibility with Kia Soul model year before installation
  • Brake fluid must be properly bled after installation to remove air
  • Mounting hardware is not included; reuse existing hardware or source separately
  • Handle brake fluid carefully to avoid contamination and damage to painted surfaces
  • Verify sensor connections for proper brake fluid level monitoring

Quality Assurance and Warranty

Dorman manufactures the M630811 brake master cylinder to meet or exceed OEM specifications for Kia Soul brake hydraulics. The aluminum construction and integrated sensor contribute to reliable performance. While mounting hardware is not included, the product undergoes quality checks to ensure fit and function. Warranty coverage details should be confirmed with the distributor or manufacturer.

BrandDorman
Part NumberM630811
Master Cylinder Bore Diameter0.875
Master Cylinder MaterialAluminum
Mounting Hardware IncludedNo
Number of Outlets2
Package ContentsMaster Cylinder
Rearward Outlet SizeM12 X 1.0
Reservoir IncludedYes
Secondary Outlet Thread DiameterM12 X 1.0
Sensor IncludedYes
Thread Pitch1.0

This part fits 2 vehicles. Search below:

YearMakeModelPositionNotes
2011KiaSoulN/ABrake Master Cylinder fits with Stability Control.
2010KiaSoulN/ABrake Master Cylinder fits with Stability Control.

* 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:

11-435113-4351130.50047585102K800MC391290R504351

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