How to adjust the softness and hardness of shock absorption
The soft and hard adjustment of the shock absorption system is an important part of vehicle modification and daily maintenance, which directly affects driving comfort and control. This article will combine the hot topics and hot content on the Internet in the past 10 days to give you a detailed introduction to the shock absorption adjustment methods and precautions.
1. Basic principles of shock absorption soft and hard adjustment

The soft and hard adjustment of the shock absorber is mainly achieved by changing the damping force. The greater the damping force, the "harder" the shock absorber is, suitable for intense driving or track use; the smaller the damping force, the "softer" the shock absorber is, suitable for daily commuting or bumpy roads.
| Adjustment method | Applicable scenarios | Advantages and Disadvantages |
|---|---|---|
| Manual adjustment | Modified cars, performance cars | High accuracy, but complex operation |
| Electronic adjustment | High-end models | Convenient and fast, but high cost |
| Preload adjustment | Motorcycles, off-road vehicles | Simple and easy, but the adjustment range is limited |
2. Specific steps for adjusting the softness and hardness of shock absorption
1.Determine adjustment goals:Choose the degree of softness or hardness according to driving needs (comfort, sportiness).
2.Check shock absorber type: Confirm whether the shock absorber supports manual or electronic adjustment.
3.Adjust damping valve: Adjust soft and hard by rotating the damping valve (usually located on the top or bottom of the shock absorber).
4.Test effect: Carry out a test drive on a safe road section to feel the changes in shock absorption.
| Adjustment direction | Effect | Recommended scenarios |
|---|---|---|
| Rotate clockwise | harden | Race track, high speed driving |
| Counterclockwise | soften | City roads, long distance travel |
3. Answers to popular shock absorption adjustment questions
1.Why is the shock absorption effect not obvious after adjustment?It may be that the shock absorber is aging or the adjustment range is insufficient. It is recommended to check the status of the shock absorber or increase the adjustment strength.
2.Which is better, electronic adjustment or manual adjustment?Electronic adjustment is more convenient, but manual adjustment is more suitable for users who pursue ultimate performance.
3.Will adjusting the shock absorbers affect the vehicle warranty?Some brands may have warranty issues affected by private modifications. It is recommended to consult the 4S store.
4. Precautions for shock absorption adjustment
1. Make sure the vehicle is level before adjustment.
2. Avoid over-adjustment, which may cause damage to the shock absorber.
3. Regularly check the status of the shock absorber oil seal and damping fluid.
5. Recommendations for popular shock absorption adjustment tools on the Internet
| Tool name | Applicable models | price range |
|---|---|---|
| KW DDC controller | BMW, Audi | 2000-5000 yuan |
| Ohlins DFV shock absorbers | Performance cars, motorcycles | 10,000-30,000 yuan |
| Bilstein B16 | Volkswagen, Mercedes-Benz | 8000-15000 yuan |
Summary
The adjustment of shock absorption softness and hardness is a technical task and needs to be flexibly adjusted according to actual needs and vehicle conditions. Through the introduction of this article, I believe you have mastered the basic methods and precautions for shock absorption adjustment. If you have more questions, please leave a message in the comment area to discuss!
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