How Long Do Shock Absorbers Last (And Why)?

Exact Answer: 1 Lakh Kilometres

Shock absorbers are devices that reduce the energy stored in a moving object by absorbing its movement.

A shock absorber can be thought of as an elastic material with fluid inside it, which takes the impact instead of the object’s surface. 

The most common type is called spring, and these are usually made from either metal or synthetic fibers such as fiberglass. Other types include gas pistons and hydraulic cylinders, both used in car suspension systems.

How Long Do Shock Absorbers Last

How Long Do Shock Absorbers Last?

TypeDuration
Car shock absorbers in years10 years
Car shock absorbers in kilometres1 lakh kilometers

It depends on the type of shock absorbers, but generally, they will last for around 1 lakh kilometers before needing replacement. The average lifespan of a car shock absorber is usually 10 years or so.

The longer the car rides on these roads marked with potholes, huge cracks, and jagged ridges that span the pavement (the typical urban torture test), the more quickly its shocks will wear.

Car shock absorbers are designed to reduce the harshness and frequency with which occupants are shocked by bumps, bangs, and sudden stops. 

Shock absorbers can last anywhere from 10 years or more before they need replacement due to age-related degradation in performance – typically around 10 years or so without any significant wear on them whatsoever (i.e., no leaks). 

At that point, one may want to consider replacing them all at once rather than one at a time because it’ll save money in labor costs if nothing else, but be sure the mechanic does an inspection first just for peace of mind.

Overall, car shock absorbers are important because they help reduce the harshness of car impacts. When one is in a car accident, it’s not just one’s body that takes damage – the force of the impact can also cause significant stress on the car frame and suspension system. 

A good shock absorber will help cushion the blow so that one doesn’t feel every bone in the spine crunching together as they hit each pothole along one’s route. It’ll make driving much more comfortable and safe too.

Why Would Shock Absorbers Last So Long?

Shock absorbers last so long because they don’t rely on the rubber tree but instead use a synthetic material. They are usually made of either urethane or polyurethane, and these materials can withstand more heat than natural rubber. 

The downside to this is that it takes longer for them to soften up after being used, which means one has less bounce in the car when driving over bumps or potholes at high speeds. However, this also means that shock absorbers will last much longer without needing replacement – depending on how rough one drives.

Another reason is that the shock absorbers are made up of a rubber compound that has been processed to have an elastic quality. The degree of processing determines how long it will take for the shock absorber to break down, related to its utilization or mileage.

Generally speaking, high-mileage vehicles put more stress on their shock absorbers than low-mileage ones because they go through more abrupt decelerations and accelerate quickly from stoplights. In contrast, heavy trucks with long commutes experience much less sudden speed changes than sedans or sports cars.

In general, most shocks last between 10 thousand and 15 thousand miles before replacement becomes necessary, largely due to heat buildup inside the housing caused by insufficient ventilation holes.

Heavy loads or driving over unpaved roads with deep divots or embedded big rocks can put a lot of wear on shock absorbers. Moreover, if one drives the same speed as fresh asphalt over – damage to suspension shock absorbers owing to an aggressive approach to road conditions and bumps is inevitable.

Conclusion

Shock absorbers are important for several reasons; for example, they keep one’s car from bouncing up and down when going over a bump, make the ride more comfortable, and help protect the car’s suspension.

Shock absorbers also have a more hidden benefit: they keep the car from bouncing sideways when going around a corner. This is an important benefit because if the car starts to bounce sideways, it can cause one to lose control. This is why it is important to take care of the shock absorbers regularly.

References

  1. https://www.sciencedirect.com/science/article/pii/S001429210400090X 
  2. https://www.mdpi.com/1424-8220/19/5/1137 
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