1. Product Overview
The Monroe Load Adjusting 58624 Suspension Shock Absorber and Coil Spring Assembly is engineered for light trucks that frequently tow or carry varying loads. This assembly features a heavy-gauge calibrated spring designed to adapt to changing road and weight conditions, providing enhanced control when operating demands increase.

Image: Two Monroe Load Adjusting 58624 Suspension Shock Absorbers and Coil Spring Assemblies.
2. Key Features and Benefits
- Reduces Sag Under Load: Ideal for occasionally hauling or towing varying loads. The heavy-gauge, calibrated coil spring effectively reduces sag when loaded up to 1,200 lbs. (Note: Capacity is limited by vehicle suspension, tires, and transmission. Refer to your vehicle's owner's manual for specific details.)

Image: Graphic highlighting the 'Reduces Sag Under Load' feature with two shock absorbers.
- Exceptional Handling: Tuned specifically for each application, the full-displaced valving automatically adjusts to road extremes, providing consistent ride quality.

Image: Graphic highlighting 'Exceptional Handling' with a close-up of a shock absorber.
- Consistent Ride: OE all-weather fluid contains special modifiers to handle extreme temperatures, and a PTFE-banded piston helps reduce friction between the piston and pressure tube, enhancing responsiveness to changing road surfaces.

Image: Graphic highlighting 'Consistent Ride' with two shock absorbers.
- Longer Service Life: A self-lubricating fluid seal retains gas and reduces excessive friction against the piston rod, helping to prevent premature wear. The heavy-duty nitrocarburized rod ensures long-lasting performance.
- Improves Performance: Nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade.

Image: Graphic highlighting 'Improves Performance' with a close-up of a shock absorber.
3. Compatibility
This Monroe Load Adjusting 58624 Suspension Shock Absorber and Coil Spring Assembly is compatible with the following vehicle models:
- 2004-2007 Ford Freestar
- 1995-2003 Ford Windstar
- 1999-2001 Ford Windstar
- 2004-2007 Mercury Monterey
Before purchasing and installation, it is crucial to verify that this part will fit your specific vehicle. Please enter all relevant vehicle information (year, make, model, engine, and trim) for compatibility checks and review any qualifier notes provided by the manufacturer.
4. Setup and Installation
Installation of suspension components requires specialized tools and knowledge. It is highly recommended that the Monroe Load Adjusting 58624 Suspension Shock Absorber and Coil Spring Assembly be installed by a qualified automotive technician.
General steps for suspension component replacement often include:
- Safely lifting and securing the vehicle.
- Removing the wheel and accessing the existing suspension components.
- Carefully detaching and removing the old shock absorber and coil spring assembly.
- Installing the new Monroe assembly, ensuring all mounting points are correctly aligned and secured.
- Reassembling the wheel and lowering the vehicle.
- Performing a wheel alignment after installation to ensure proper vehicle handling and tire wear.
Always refer to your vehicle's specific service manual for detailed, step-by-step installation instructions and torque specifications.

Image: Close-up view of a shock absorber's mounting point.

Image: A mechanic measuring the distance from the wheel to the fender, often done before and after suspension work.

Image: A vehicle raised on a hydraulic lift in an automotive workshop, ready for suspension service.

Image: A mechanic inspecting the suspension components of a vehicle.
5. Operating Principles
Shock absorbers and coil springs are critical components of a vehicle's suspension system. They work in conjunction to:
- Maintain Tire-to-Road Contact: By controlling the vertical movement of the wheels, they ensure consistent contact between the tires and the road surface, which is vital for braking, steering, and acceleration.
- Control Vehicle Movement: They dampen oscillations and absorb impacts from road irregularities, reducing vehicle bounce, roll, and sway. This contributes to a more stable and comfortable ride.
- Support Vehicle Weight: The coil springs primarily support the vehicle's weight and absorb initial impacts, while the shock absorber controls the spring's compression and rebound.
6. Maintenance
Regular inspection of your vehicle's suspension system is crucial for safety and performance. It is recommended to have your shocks and struts inspected by a qualified technician at regular service intervals, or if you notice any of the following signs of wear:
- Excessive vehicle bounce or sway.
- Nose dive during braking or squat during acceleration.
- Fluid leaks from the shock absorbers.
- Uneven tire wear.
- Visible damage to the shock body or coil spring.
Replacing worn units with new, quality shock absorbers and struts can help reduce accelerated wear on other suspension parts, brakes, and tires.
7. Troubleshooting
If you experience issues with your vehicle's ride or handling after installing the Monroe Load Adjusting 58624 Suspension Shock Absorber and Coil Spring Assembly, consider the following common troubleshooting points:
- Incorrect Installation: Ensure all components are installed correctly and torqued to the manufacturer's specifications. Refer to your vehicle's service manual.
- Improper Alignment: A wheel alignment is critical after suspension work. Incorrect alignment can lead to poor handling and premature tire wear.
- Other Worn Components: Other suspension components (e.g., control arms, ball joints, bushings) may also be worn and require replacement.
- Overloading: Ensure you are not exceeding the vehicle's or the shock absorber's load capacity.
For persistent issues, it is best to consult a certified automotive technician or Monroe customer support.
8. Specifications
| Attribute | Value |
|---|---|
| Brand | Monroe |
| Model Number | 58624 |
| Auto Part Position | Rear |
| Vehicle Service Type | Truck |
| Exterior Finish | Black |
| Material | Alloy Steel |
| Item Weight | 2.2 pounds |
| Product Dimensions | 29.4 x 7.2 x 3.8 inches |
| UPC | 048598010315 |
9. Warranty and Support
For detailed warranty information, product support, or technical assistance regarding your Monroe Load Adjusting 58624 Suspension Shock Absorber and Coil Spring Assembly, please refer to the official Monroe website or contact their customer service department directly. Keep your proof of purchase for any warranty claims.