Skip to content

4056021 Brake Caliper Mechanism Kit for Volvo

1113 Views Updated
Product details
Caliper
  • WABCO MAXX 19
WABCO
  • 640 317 926 2
EAN Code8683457028678
Ready to Order
Summary

This brake caliper mechanism repair kit is designed for heavy commercial vehicle air disc brake systems. It is compatible with Renault Trucks and Volvo vehicles, ensuring reliable performance through high-strength components. Equivalent to OE Renault Trucks 7421749014, Volvo 21749015 and WABCO 6403179262.

Get Information

Compatible OEM Codes

  • WABCO
    • 640 317 926 2
  • VOLVO
    • 21749015
  • RENAULT TRUCKS
    • 7421749014

Description

What does a brake caliper mechanism repair kit do?

This brake caliper mechanism repair kit serves as a critical maintenance solution for heavy commercial vehicle air disc brake systems. By replacing worn internal components, the kit helps maintain precise braking force and prevents air leakage within the caliper assembly.

Compatible vehicles and engines

The kit is engineered for compatibility with Renault Trucks and Volvo vehicles. It provides an equivalent solution for maintaining the braking performance of these heavy-duty platforms, ensuring the integrity of the pneumatic braking action.

Installation and maintenance

Technicians should inspect seals and bushings during routine maintenance to prevent uneven pad wear. When installing this kit, ensure that all surfaces are clean and that the piston area is free of debris to guarantee a proper seal under high pressure.

Troubleshooting and selection

Selecting the correct kit ensures optimal system interplay between the pneumatic actuator and the mechanical piston movement.

OE cross-reference

4056021 (Brake Caliper Mechanism Repair Kit) is the equivalent of the Renault Trucks, Volvo and WABCO OE numbers. This part directly replaces Renault Trucks OE number 7421749014. It also replaces Volvo OE number 21749015 and WABCO OE number 6403179262.

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
RENAULT TRUCKS
VOLVO

Other OEMs

RENAULT TRUCKS

  • 7421749014

VOLVO

  • 21749015

WABCO

  • 6403179262
  • 640 317 926 2

FAQ

What is the function of this repair kit?
This kit is used to refurbish the internal mechanisms of air disc brake calipers, restoring the sealing capability and smooth movement of the piston.
Which vehicle brands are compatible?
This mechanism repair kit is compatible with Renault Trucks and Volvo heavy commercial vehicles.
Can this be used in WABCO systems?
Yes, this part acts as an equivalent for various WABCO systems found in heavy-duty braking assemblies.
When should the mechanism be repaired?
Repairing the mechanism is recommended when technicians observe air leaks, uneven brake pad wear, or sticking pistons in the caliper.
What are the OE reference numbers of this part?
4056021 directly replaces Renault Trucks OE number 7421749014. It also replaces Volvo OE number 21749015 and WABCO OE number 6403179262.