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4002006 Caliper Tappet Dust Boot Replacement

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4002006 Brake Caliper Tappet Dust Boot, Air Disc Brake Caliper
Product details
Caliper
  • WABCO MAXX 17
  • WABCO MAXX 19
  • WABCO MAXX 22
  • WABCO MAXX 22T
  • WABCO PAN 19-1
  • WABCO PAN 19-1 plus
  • WABCO PAN 22-1
EAN Code8683457025806
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Summary

This brake caliper tappet dust boot is engineered for heavy commercial vehicle braking systems. It provides essential protection for the caliper tappet mechanism, ensuring optimal performance and longevity under heavy-duty conditions.

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Description

What does a brake caliper tappet dust boot do?

This brake caliper tappet dust boot plays a critical role in maintaining the integrity of the air disc brake system. By sealing the movement area of the tappets, it prevents contaminants from entering the sensitive mechanical parts, ensuring smooth piston movement and reliable braking performance.

Application in braking systems

These components are specifically designed for use in heavy commercial vehicle braking systems. They serve as a vital protective barrier within the caliper mechanism to maintain system pressure and prevent premature wear of the internal components.

Maintenance and inspection

During routine maintenance or brake system overhauls, inspecting these boots is essential to prevent moisture or debris from causing caliper seizing. Replacing worn or cracked boots can significantly extend the service life of the entire caliper assembly.

Preventing system wear

When performing repairs, ensure that the new boot is seated correctly to maintain a complete seal against environmental elements.

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
DAF
HENDRICKSON
KRONE
LIEBHERR
MAN
MERCEDES BENZ
RENAULT TRUCKS
SAF
SCANIA
SCHMITZ CARGOBULL
SCHWARZMULLER
VALX

FAQ

What is the function of a brake caliper tappet dust boot?
The dust boot acts as a protective seal that prevents dirt, water, and road debris from entering the caliper tappet mechanism, which helps maintain smooth movement.
How can I tell if a dust boot needs replacement?
Technicians should look for cracks, tears, or signs of hardening in the rubber. Damaged boots can allow contaminants into the braking system.
Does this part affect braking performance?
Yes, a faulty dust boot can lead to contaminated tappets, which may cause caliper sticking or uneven braking performance in heavy vehicles.
Is this suitable for heavy commercial vehicles?
Yes, these components are designed specifically for the demanding environments encountered by heavy commercial vehicle braking systems.