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Keeping a vehicle’s suspension system working properly is essential for its safety and efficiency. The components in this system require regular and thorough attention to prevent premature wear and failure.
Keep reading to learn how to maintain a suspension system and increase its lifespan through regular inspection and proper use.
1. Regular Inspection and Maintenance
You can significantly reduce the danger of unexpected failures and expensive repairs by regularly checking parts for signs of wear, damage, or improper installation. An effective inspection regime should encompass:
- Springs and Hangers
- Axle Alignment
- Adjustable Torque Rods
- Bushings
- Shock Absorbers
- Leaf Springs and Air Springs
Adhering to the manufacturer’s specifications is vital to ensure proper installation and certify the correct alignment and adjustment of components. For instance, Hendrickson’s Suspension System Inspection recommends specific intervals for checking bushings, pivot connections, suspension hangers, and torque rods. These parts serve the unique needs of large vehicles like Isuzu and Iveco trucks.
2. Lubrication of Components
Suspension system parts need lubrication to reduce friction and wear and tear. Grease or an appropriate lubricant on spring pins, pivot bolt connections, spring eye bushings, slack adjusters, kingpins, equaliser beams, and bushings improves the life of these components. It is advisable to use premium-quality grease that meets industry standards.
3. Axle Alignment and Balance
Aligning and balancing the axle lengthens the life of the suspension system. It also improves the vehicle’s performance. When misaligned axles cause premature wear of the tyres, suspension, and drive train. To ensure proper alignment:
- Check for equal spacing between axles and maintain consistent ride height.
- Follow the manufacturer’s guidelines for trailer axle alignment.
- Correctly adjust the vehicle’s toe settings to avert uneven tyre wear.
Suspension balance is crucial to maintaining control, particularly during cornering. Maintain equilibrium by examining for damaged or worn springs, sticking to your vehicle’s payload limit, and ensuring correct tyre inflation.
4. Replacement of Worn Components
Replace parts that show too much wear or bending or have cracks or deformation with new ones of good quality. For example, Hendrickson offers many aftermarket parts for Volvo, Kenworth, Freightliner, and Mack trucks to improve suspension component lifespan.
5. Avoid Overloading
Too much weight when loading can cause excessive stress on your vehicle’s suspension system. This negatively affects braking, steering, and general stability. Therefore, closely follow your truck’s Gross Vehicle Weight Rating and Axle Weight Rating to minimise this problem.
Distributing weight equally on axles avoids stress at one spot. Additionally, avoid making abrupt stops or sharp turns to protect the suspension when operating at full capacity.
6. Drive with Care
Adopting smooth driving habits can significantly reduce unnecessary stress on your suspension system. Therefore, navigate potholes carefully, approach speed bumps slowly and at the right angle, reduce speed for tight corners and adhere to speed limits and road rules.
Conclusion
These tips will extend the life of your suspension system and improve the vehicle’s performance, safety, and efficiency. If you use aftermarket parts on your truck fleet, following the manufacturer’s guidelines and suggestions about the best way to use these components is crucial.
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