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Cardone 53-2729 Power Brake Booster
| Brand | Cardone 53-2729 |
|---|---|
| Brake Booster Diaphragm Style | Dual |
| Color | Gray |
| Diaphragm Diameter (in) | 9.22 |
| Diaphragm Diameter (mm) | 234.188 |
| E-Waste | No |
| Master Cylinder Included | No |
| Master Cylinder Stud Thread Size | M8 x 1.25 |
| Material | Steel |
| Package Contents | Booster; Instruction Manual |
| Product Condition | Remanufactured |
| Product line | Vacuum Power Brake Booster |
| Fits | INFINITI and Nissan · 3 vehicles |
OE performance match. Remanufactured and tested for reliable fit and function.
Dual-diaphragm design. Delivers strong brake assist in a compact booster.
Rust-prohibitive finish. Helps extend service life and resist corrosion.
Cross-references Infiniti 472100W700, Infiniti 472101W300 and Nissan 472100W700 for the same application. See all 4.
Vacuum Power Brake Booster for Pathfinder and QX4
Cardone 53-2729 is a remanufactured vacuum power brake booster built for direct replacement on select Nissan Pathfinder and Infiniti QX4 applications. It is re-engineered and tested to match original equipment performance, with fit and function verified before release.
Key Features
- Remanufactured to match O.E. performance
- Dual diaphragm design with a 9.22 in. diaphragm diameter
- Steel housing with gray, rust-prohibitive finish
- 100% tested for reliable performance and proper function
- O.E.-quality seals and check valves installed on every unit
- Master cylinder output rods are pre-adjusted when included for easier installation
- Guaranteed fit and function
Product Details
The Cardone Vacuum Power Brake Booster line focuses on restoring factory-style brake assist with remanufactured units that are inspected, re-engineered, and tested to original equipment standards. Part number 53-2729 uses a dual diaphragm setup and a steel construction to support consistent pedal assist in the brake system. This booster is a direct-fit replacement for 1997 Infiniti QX4 and 1996-1997 Nissan Pathfinder models listed without master cylinders. This part cross-references Infiniti and Nissan OE numbers 472100W700 and 472101W300 for the same application.
What It Helps Address
- Hard brake pedal feel caused by a weak booster
- Reduced brake assist during normal stopping
- Vacuum-related brake booster performance loss
- Fitment issues from worn or incorrect replacement boosters
- Corrosion-related housing deterioration on the original unit
Installation Notes and Tips
Verify the vehicle is a 1997 Infiniti QX4 or a 1996-1997 Nissan Pathfinder that was built without a master cylinder before ordering. Confirm the master cylinder stud thread size is M8 x 1.25 and compare the original booster layout, diaphragm style, and mounting points before installation. Follow the included instruction manual and inspect vacuum connections, pushrod alignment, and brake system operation after installation.
Quality Assurance
Cardone remanufactures this brake booster to original equipment standards and tests every unit for fit and function. The unit also receives an exclusive rust-prohibitive finish to help extend service life.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1997 | INFINITI | QX4 | N/A | Fits vehicles lacking master cylinders.; Vacuum Power Brake Booster |
| 1997 | Nissan | Pathfinder | N/A | Fits vehicles lacking master cylinders.; Vacuum Power Brake Booster |
| 1996 | Nissan | Pathfinder | N/A | Fits vehicles lacking master cylinders.; Vacuum Power Brake Booster |
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