HomeDorman M39317 Brake Master Cylinder
Part #: M39317

Dorman M39317 Brake Master Cylinder

3 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Nissan, 720
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Reliable Brake Master Cylinder for Nissan 720

The Dorman M39317 brake master cylinder is designed specifically for Nissan 720 models, providing precise hydraulic control for your vehicle's braking system. Crafted from durable aluminum, this master cylinder includes a reservoir and features a 0.875-inch bore diameter to ensure consistent brake fluid pressure.

  • Compatible with Nissan 720 brake hydraulics systems
  • Master cylinder bore diameter: 0.875 inches for accurate fluid displacement
  • Constructed from aluminum for corrosion resistance and durability
  • Includes reservoir for brake fluid storage
  • Two outlets with rearward outlet size M10 x 1.0 and 10mm secondary outlet thread diameter
  • Thread pitch of 1.0 for secure fitting

Product Details and Specifications

The Dorman M39317 brake master cylinder is engineered to meet the hydraulic demands of Nissan 720 brake systems. Its aluminum construction offers a balance of strength and lightweight performance, reducing the risk of corrosion over time. The included reservoir simplifies brake fluid management, while the 0.875-inch bore diameter ensures proper hydraulic pressure for effective braking response. Featuring two outlets, including a rearward outlet sized M10 x 1.0 and a secondary outlet with a 10mm thread diameter, this master cylinder is designed for precise integration with your vehicle's brake lines. The 1.0 thread pitch guarantees a secure and leak-free connection.

Common Applications and Problem Resolution

  • Restores proper brake fluid pressure in Nissan 720 brake systems
  • Replaces worn or leaking master cylinders causing brake pedal issues
  • Addresses brake fluid reservoir leaks or damage
  • Improves brake system responsiveness and safety
  • Solves issues related to inconsistent brake pedal feel

Installation Notes and Tips

Installation of the Dorman M39317 brake master cylinder requires careful attention to brake line connections and proper bleeding of the brake system to remove air. Ensure compatibility with Nissan 720 brake hydraulics before installation. Note that mounting hardware is not included, so retain original fasteners or acquire appropriate replacements. Follow manufacturer torque specifications for outlet fittings to prevent leaks.

Quality Assurance and Warranty

Dorman manufactures the M39317 brake master cylinder to meet or exceed OEM standards for fit and function. The aluminum construction provides durability and corrosion resistance for long service life. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering defects in materials and workmanship.

BrandDorman
Part NumberM39317
Mounting Hardware IncludedNo
Master Cylinder Bore Diameter0.875
Master Cylinder MaterialAluminum
Reservoir IncludedYes
Secondary Outlet Thread Diameter10
Sensor IncludedNo
Number of Outlets2
Package ContentsMaster cylinder
Rearward Outlet SizeM10 x 1.0
Thread Pitch1.0

This part fits 3 vehicles. Search below:

YearMakeModelPositionNotes
1982Nissan720N/AFits drum brake wheel cylinders requiring 7/8" bore size brake master cylinder.
1981Nissan720N/AFits drum brake wheel cylinders requiring 7/8" bore size brake master cylinder.
1980Nissan720N/ABore: 7/8 In.; From 7/80

* 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:

11-19371193713-1937130.4230618M1654601013W1083-04304F105252M-51306M51869M900365MC39317MC506860

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