4120001739009 Brake caliper piston spare parts for SD-LG LG950 wheel loader
LG950
Product Introduction
The 4120001739009 brake caliper piston is an essential spare part for the SD-LG LG950 wheel loader, integral to the braking system’s operation. Brake caliper pistons play a crucial role in ensuring effective and reliable braking by pressing the brake pads against the brake disc or drum. Here’s a detailed overview of its function, design, and importance:
Key Features and Advantages:
The primary function of the 4120001739009 brake caliper piston is to apply hydraulic force to the brake pads, enabling them to clamp down on the brake disc or drum. When the brake pedal is engaged, hydraulic fluid is directed to the brake caliper, causing the piston to push the brake pads against the rotating brake disc or drum. This friction slows down or stops the wheel loader.
The importance of the brake caliper piston includes:
- **Effective Braking:** The piston ensures that the brake pads apply sufficient pressure to the brake disc or drum, providing reliable stopping power and control.
- **Safety:** Proper functioning of the brake caliper piston is crucial for the safety of the wheel loader’s operation. Reliable braking helps prevent accidents and ensures that the loader can be stopped effectively in various conditions.
- **Brake Performance:** The piston’s design and operation directly impact the overall performance of the braking system, including responsiveness and stability during braking.
The 4120001739009 brake caliper piston is designed with durability and performance in mind, suitable for the harsh conditions typically encountered by wheel loaders. Key features include:
- **High-Quality Materials:** The piston is made from high-strength materials that can withstand the high pressures and temperatures involved in braking. This includes corrosion-resistant metals to prevent deterioration and ensure long-term reliability.
- **Precision Engineering:** The piston is engineered to fit precisely within the brake caliper, ensuring smooth operation and effective transfer of hydraulic force to the brake pads.
- **Durable Construction:** Designed to endure the stresses of heavy-duty operations, the piston is built to handle vibrations, exposure to dust, and temperature variations without compromising performance.

The 4120001739009 brake caliper piston is specifically designed for the SD-LG LG950 wheel loader, ensuring a perfect fit and optimal performance. Using an original part guarantees that it meets the manufacturer’s specifications, which is crucial for ensuring that it integrates seamlessly with the wheel loader’s braking system.
The performance of the brake caliper piston directly affects the effectiveness of the braking system. A high-quality piston ensures that the brake pads apply the necessary pressure to the brake disc or drum, contributing to reliable and consistent braking performance.

Regular maintenance and timely replacement of the brake caliper piston are essential to ensure optimal braking performance. Over time, the piston can wear out or become damaged due to factors such as:
- **Wear and Tear:** Continuous use can cause the piston to lose its effectiveness or develop leaks.
- **Corrosion:** Exposure to moisture and debris can lead to corrosion, affecting the piston’s performance.
- **Seal Failure:** The piston relies on seals to maintain hydraulic pressure. If these seals fail, it can result in reduced braking efficiency.
Signs that the brake caliper piston may need replacement include:
- **Reduced Braking Power:** If the wheel loader requires more effort to stop or if braking performance is inconsistent, the piston may be worn or damaged.
- **Brake Fluid Leaks:** Visible leaks around the brake caliper can indicate a problem with the piston or seals.
- **Unusual Noises:** Grinding or squeaking noises during braking can suggest issues with the caliper piston or other brake components.
Replacing the 4120001739009 brake caliper piston involves removing the old piston and installing the new one. Proper installation is critical to ensure that the piston functions correctly and that the braking system remains effective. It is recommended to have this replacement carried out by a professional technician or experienced maintenance personnel to ensure optimal results.
The 4120001739009 brake caliper piston is offered at a competitive price, providing excellent value for its essential role in maintaining the wheel loader’s braking system. Investing in a genuine brake caliper piston helps ensure reliable braking performance and minimizes the risk of issues related to worn or damaged pistons, contributing to overall safety and reduced maintenance costs.

In summary, the 4120001739009 brake caliper piston is a crucial component for the SD-LG LG950 wheel loader, ensuring effective and reliable braking performance. Its durable design, compatibility, and precision engineering make it an essential part for maintaining the wheel loader’s safety and operational efficiency. By investing in this genuine brake caliper piston, operators can ensure smooth and reliable braking, enhancing safety, performance, and reducing maintenance costs.
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