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Cardone 26-4004 Rack and Pinion Assembly
Overview of Cardone Rack and Pinion Assembly 26-4004
The Cardone Rack and Pinion Assembly 26-4004 is designed specifically for Mercedes-Benz ML320 and ML430 models. This remanufactured steering component ensures precise steering control and reliable performance for your vehicle's steering system.
- Remanufactured rack and pinion assembly with aluminum casting
- Compatible with Mercedes-Benz ML320 and ML430
- Includes tie rod ends and instruction sheet
- Black steering rack color with banjo/washer hose port type
- Input shaft diameter of 0.78 inches and length of 1.63 inches
- Mounting hole distance of 14.19 inches (360.38 mm)
- Pressure port thread size M14 x 1.0 and return port thread size M16 x 1.0
- Total turns lock to lock: 3.63
About the Cardone Rack and Pinion Assembly Product Line
The Cardone Rack and Pinion Assembly product line focuses on remanufactured steering gear components that meet or exceed OEM specifications. This line provides reliable steering performance and durability, making it suitable for vehicles like the Mercedes-Benz ML320 and ML430. The assemblies come complete with necessary hardware such as tie rod ends and are engineered with quality materials like aluminum casting for strength and corrosion resistance.
Detailed Product Description
This rack and pinion assembly features an aluminum casting material that offers a balance of lightweight construction and durability. The assembly measures 40.88 inches (1038.23 mm) in rack length and includes two mounting holes spaced 14.19 inches (360.38 mm) apart for secure installation. The input shaft diameter is 0.78 inches (19.86 mm) with a length of 1.63 inches (41.28 mm), designed to fit the steering column of the specified Mercedes-Benz models. The hose port type is banjo/washer, and the pressure and return ports have thread sizes M14 x 1.0 and M16 x 1.0 respectively. The total turns lock to lock is 3.63, providing responsive steering control. The assembly is finished in black for corrosion resistance and includes tie rod ends to complete the steering linkage.
Common Steering Issues Addressed by This Rack and Pinion Assembly
- Hard steering during initial minutes of driving
- Power steering pump whining after rack replacement
- Steering not returning to center after turns
- Air in the power steering system causing noise
- Steering geometry issues affecting rack centering
Installation Notes and Tips
Installation of the Cardone 26-4004 rack and pinion assembly should be performed by a qualified technician familiar with Mercedes-Benz ML320 and ML430 steering systems. Ensure all mounting holes align correctly with the vehicle frame using the 14.19-inch spacing. Properly connect the banjo/washer hose ports and torque the pressure and return port fittings to manufacturer specifications. Bleed the power steering system thoroughly to remove air and prevent pump noise. Verify steering wheel alignment and check for smooth operation through the full lock-to-lock range of 3.63 turns.
Quality Assurance and Warranty
This remanufactured rack and pinion assembly undergoes rigorous testing to meet OEM standards for fit, form, and function. Cardone provides a limited warranty covering defects in materials and workmanship, ensuring dependable performance for your Mercedes-Benz ML320 or ML430 steering system.
| Brand | Cardone |
|---|---|
| Part Number | 26-4004 |
| Position | Rack and Pinion Assembly |
| Casting Material | Aluminum |
| Distance Between Mounting Holes (in) | 14.19 |
| Distance Between Mounting Holes (mm) | 360.38 |
| E-Waste | No |
| Hose Port Type | Banjo/Washer |
| Input Shaft Diameter (in) | 0.78 |
| Input Shaft Diameter (mm) | 19.86 |
| Input Shaft Length (in) | 1.63 |
| Input Shaft Length (mm) | 41.28 |
| Number of Mounting Holes | 2 |
| Package Contents | Rack and Pinion, Instruction Sheet |
| Pressure Port Thread Size | M14 x 1.0 |
| Product Condition | Remanufactured |
| Rack Length (in) | 40.88 |
| Rack Length (mm) | 1038.23 |
| Return Port Thread Size | M16 x 1.0 |
| Steering Rack Color | Black |
| Thread Length (in) | 2.28 |
| Thread Length (mm) | 57.91 |
| Tie Rod Ends Included | Yes |
| Total Turns Lock to Lock | 3.63 |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2000 | Mercedes-Benz | ML320 | N/A | Install in-line filter and use OE fluid; flush hydraulic power system when installing Rack and Pinion Assembly with inner tie rods for warranty validation.; Rack and Pinion Assembly |
| 2000 | Mercedes-Benz | ML430 | N/A | Install in-line filter and use OE fluid; flush hydraulic power system when installing Rack and Pinion Assembly with inner tie rods for warranty validation.; Rack and Pinion Assembly |
| 1999 | Mercedes-Benz | ML320 | N/A | Install in-line filter and use OE fluid; flush hydraulic power system when installing Rack and Pinion Assembly with inner tie rods for warranty validation.; Rack and Pinion Assembly |
| 1999 | Mercedes-Benz | ML430 | N/A | Install in-line filter and use OE fluid; flush hydraulic power system when installing Rack and Pinion Assembly with inner tie rods for warranty validation.; Rack and Pinion Assembly |
| 1998 | Mercedes-Benz | ML320 | N/A | Install in-line filter and use OE fluid; flush hydraulic power system when installing Rack and Pinion Assembly with inner tie rods for warranty validation.; Rack and Pinion Assembly |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.