Is a Four-Wheel Alignment Necessary After Replacing the Shock Absorber Top Mount?

[LeWyatt]

Replacing the shock absorber top mount requires a four-wheel alignment. Here is the relevant information: Four-Wheel Alignment: Replacing the shock absorber top mount involves removing the shock absorber. After reinstallation, there may be horizontal discrepancies, necessitating a four-wheel alignment check and adjustment for the wheels. This is because removing the shock absorber will inevitably cause changes in other linkage components, and the new shock absorber may differ from the original. Therefore, a four-wheel alignment is essential after replacement. Situations requiring a four-wheel alignment: The vehicle's driving performance is affected. The most noticeable symptom for the driver is the car pulling to one side, and the steering wheel not returning to center automatically also counts. Damage to the chassis and suspension due to an accident. Abnormal tire wear (though it’s also important to consider whether abnormal wear is caused by incorrect tire pressure. Generally, overinflation increases wear on the center of the tread, while underinflation increases wear on both sides. If one side shows uneven wear, it may indicate a camber angle deviation.) Components of the axle or suspension have been removed.