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303.11.0077.04 Shifting Cylinder Repair Kit, Gearbox
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303.11.0077.04 Compatible Shifting Cylinder Repair Kit

303.11.0077.04

Summary

This shifting cylinder repair kit is designed for heavy commercial vehicle transmissions, specifically compatible with WABCO systems. It provides an economical solution for renewing worn internal components like seals and pistons in DAF and Mercedes-Benz gearboxes. Equivalent to OE WABCO 4213500810S2.

Product identifiers
EAN Code8699031092300
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Compatible OEM Codes

  • WABCO
    • 421 352 088 0 S2
    • 421 350 088 0 S2
    • 421 350 086 0 S2
    • 421 350 084 0 S2
    • 421 350 082 0 S2
    • 421 350 081 0 S2

Description

What does a shifting cylinder repair kit do?

This repair kit is designed to renew the worn internal components of a pneumatic shift cylinder, restoring gear shift functionality to its original performance. By replacing only the necessary seals and pistons, this kit provides an efficient alternative to replacing the entire shifting cylinder assembly within the transmission system.

Compatible vehicles and systems

This component is compatible with DAF and Mercedes-Benz vehicles. It is specifically engineered to work within WABCO systems to ensure precise gear engagement. The kit supports the pneumatic movement required to push the shift fork into the correct position, ensuring reliable operation in heavy commercial vehicle transmissions.

Installation and maintenance

When performing maintenance, technicians should inspect the piston, O-rings, and oil seals for wear. Proper installation ensures that the pneumatic pressure is contained effectively, preventing air leaks that could lead to erratic shifting or gear selection issues. Regular inspection of these components helps extend the overall service life of the transmission.

Troubleshooting gear shifts

Monitoring shifting speed and smoothness can help identify when a renewal is necessary. Using high-strength components ensures that the gear change remains jolt-free and accurate under heavy-duty operating conditions.

OE cross-reference

303.11.0077.04 (Shifting Cylinder Repair Kit) is the equivalent of the WABCO OE numbers. This part directly replaces WABCO OE numbers 4213500810S2, 4213500820S2, 4213500840S2, 4213500860S2, 4213500880S2, 4213520880S2.

Other OEMs

WABCO

  • 4213520880S2
  • 4213500880S2
  • 4213500860S2
  • 4213500840S2
  • 4213500820S2
  • 4213500810S2
  • 421 352 088 0 S2
  • 421 350 088 0 S2
  • 421 350 086 0 S2
  • 421 350 084 0 S2
  • 421 350 082 0 S2
  • 421 350 081 0 S2

Related Products

Used In

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
DAF
MERCEDES BENZ
WABCO

FAQ

What is the function of a shifting cylinder repair kit?
It is used to renew worn internal components like pistons and seals within a pneumatic shift cylinder, restoring reliable gear changes without replacing the whole unit.
Which vehicle brands are these kits compatible with?
These kits are designed for use in heavy commercial vehicles, specifically compatible with DAF and Mercedes-Benz models equipped with suitable transmission systems.
What components are included in a typical repair kit?
The kit typically includes essential elements such as the piston, O-rings, oil seals, and other necessary internal components required for an overhaul.
When should I consider replacing the repair kit?
If you notice irregular gear shifting or air leaks in the pneumatic system, it may indicate that internal seals or pistons require renewal.
What are the OE reference numbers of this part?
303.11.0077.04 directly replaces WABCO OE numbers 4213500810S2, 4213500820S2, 4213500840S2, 4213500860S2, 4213500880S2, 4213520880S2.