What Are Leaf Springs in a Truck? A Comprehensive Guide
What Are Leaf Springs in a Truck? A Comprehensive Guide

What Are Leaf Springs in a Truck? A Comprehensive Guide

08/02/2025
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Mr. Ba, the owner of a small grocery store on Hang Bong Street, Hanoi, still vividly remembers the day he bought his first truck. It was an old, used truck, purchased from an acquaintance in Dong Anh district. Although the truck was old, it was a treasure to Mr. Ba, a lifeline that supported his entire family. He often jokes that the truck carried his entire youth. Have you ever wondered which part allows Mr. Ba’s truck to carry tons of goods? One of these unsung heroes is the leaf spring. So, what is a leaf spring? Let’s explore with xetaihanoi.edu.vn!

What is a Leaf Spring?

A leaf spring, also known as a laminated spring, is a crucial part of a vehicle’s suspension system, especially in trucks. It consists of a stack of thin, curved steel plates, bound together by a central bolt.

Leaf spring on a truckLeaf spring on a truck

Function of Leaf Springs

What role do leaf springs play? The main functions of leaf springs are:

  • Absorbing vibrations: When the vehicle travels on uneven roads, the leaf springs bend and flex to absorb shocks from the road surface, ensuring a smoother ride.
  • Maintaining vehicle stability: Leaf springs help keep the vehicle body balanced and stable when cornering, braking suddenly, or driving on slopes.
  • Supporting load: Leaf springs are the primary load-bearing component of the suspension system, distributing the weight of the vehicle and cargo evenly across the wheels.

Advantages and Disadvantages of Leaf Springs

Advantages:

  • High durability: Leaf springs are made of high-quality spring steel, offering excellent load-bearing capacity and durability.
  • Low cost: Compared to other suspension systems, leaf springs are more affordable, making them suitable for many budgets.
  • Easy maintenance: Maintaining leaf springs is relatively simple, requiring only periodic lubrication.

Disadvantages:

  • Less comfortable ride: Compared to coil spring suspensions, leaf springs provide a stiffer ride, especially when the vehicle is unloaded.
  • Reduced control: Leaf springs can cause lateral sway when cornering at high speeds.

Truck suspension systemTruck suspension system

Types of Leaf Springs

There are various types of leaf springs available on the market, depending on the load capacity and intended use. Some common types include:

  • Front leaf springs: Used for the front wheels.
  • Rear leaf springs: Used for the rear wheels.
  • Mono leaf springs: Consisting of a single leaf.
  • Multi-leaf springs: Composed of multiple leaves stacked together.

Leaf Spring Price List

Vehicle Type Leaf Spring Type Estimated Price (VNĐ)
Light Truck Mono Leaf Spring 1,500,000 – 3,000,000
Medium Truck Multi-Leaf Spring 3,000,000 – 6,000,000
Heavy Truck Reinforced Multi-Leaf Spring From 8,000,000

Note: The prices listed above are for reference only. Actual prices may vary depending on the vehicle type, brand, and supplier.

Frequently Asked Questions about Leaf Springs

When should leaf springs be replaced?

You should replace your leaf springs when you notice the following signs:

  • Sagging rear end or lowered ride height.
  • Unusual noises from the suspension system.
  • Vehicle pulling to one side or loss of control when cornering.

Where can I find reliable leaf spring replacement in Hanoi?

For quality service and reasonable prices, you should replace your leaf springs at reputable garages or authorized truck dealerships.

XE TẢI HÀ NỘI is proud to be a provider of high-quality, genuine leaf springs at competitive prices. Contact us today for consultation and the best quotes!

Where to Buy Leaf Springs?

To purchase high-quality leaf springs, you can visit XE TẢI HÀ NỘI, located in districts such as Cau Giay, Hai Ba Trung, Hoan Kiem… We are committed to providing you with genuine products at affordable prices.

Related Products

In addition to leaf springs, XE TẢI HÀ NỘI also offers a wide range of other truck parts and accessories, such as used leaf springs, car audio systems, car music accessories, racing cars…

Conclusion

Hopefully, this article has helped you understand what a leaf spring is and its importance in trucks. If you are looking for a reliable supplier of quality leaf springs, don’t hesitate to contact XE TẢI HÀ NỘI.

Leave a comment below if you have any questions!

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