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3522039 Scania Renault Trucks Caliper Carrier Slide

3522039

Summary

This heavy-duty caliper carrier slide is designed for 22.5" brake systems. It ensures stable caliper movement within the braking assembly. Compatible with Scania and Renault Trucks, this component meets high-strength requirements for heavy commercial vehicle service. Equivalent to OE Knorr-Bremse II197370061, Renault Trucks 5021171537 and Scania 1390425.

Product identifiers
EAN Code8683457034716
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Compatible OEM Codes

  • KNORR-BREMSE
    • K001520
    • K001507
    • II374230061
    • II334320061
    • II197370061
  • SCANIA
    • 2121596
    • 1506735
    • 1444206
    • 1390425
  • RENAULT TRUCKS
    • 5021171537

Description

What does a caliper carrier slide do?

This caliper carrier slide acts as a critical guide component within the pneumatic disc brake system. It allows the floating-type caliper to slide axially on its carrier, ensuring that braking forces are distributed evenly across the disc surface. By facilitating smooth movement, it enables the inner and outer pads to press against the disc with precision and allows the caliper to retract freely when the brake is released.

Vehicle and system compatibility

This specific component is engineered for 22.5" brake configurations and is compatible with Scania and Renault Trucks vehicles. It is designed to function within Knorr-Bremse systems, maintaining the strict dimensional tolerances required for heavy commercial vehicle axles.

Installation and maintenance guidance

For professional workshop technicians, regular inspection of the slide pins is essential during scheduled brake service or pad replacement. Ensuring the guide pins move without resistance is vital for preventing uneven pad wear or brake pulsation. This part is manufactured using high-strength components to withstand extreme thermal and mechanical stress in heavy-duty environments.

Service and troubleshooting

When selecting replacement parts, always verify compatibility with the existing braking system architecture to ensure optimal performance and safety under load.

OE cross-reference

3522039 (Brake Caliper Carrier Slide) is the equivalent of the Knorr-Bremse, Renault Trucks and Scania OE numbers. This part directly replaces Knorr-Bremse OE numbers II197370061, II334320061, II374230061, K001507, K001520. It also replaces Renault Trucks OE number 5021171537 and Scania OE numbers 1390425, 1444206, 1506735, 2121596.

Technical Specifications

Technical Specifications
Diameter22.5'

Other OEMs

KNORR-BREMSE

  • K001520
  • K001507
  • II374230061
  • II334320061
  • II197370061

RENAULT TRUCKS

  • 5021171537

SCANIA

  • 2121596
  • 1506735
  • 1444206
  • 1390425

Related Products

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
KNORR-BREMSE
RENAULT TRUCKS
SCANIA

FAQ

What is the function of a caliper carrier slide?
The slide allows the floating-type caliper to move axially on its carrier, ensuring even pad pressure against the disc and smooth retraction after braking.
Which vehicles are compatible with this part?
This component is designed for 22.5" systems used in Scania and Renault Trucks heavy commercial vehicles.
What are the signs of a worn caliper slide?
Technicians may observe uneven brake pad wear, brake pulsation, or noise, which often indicates that the slide is not moving freely within its carrier.
How should these components be maintained?
It is recommended to inspect and lubricate the slides during every scheduled brake service or whenever brake pads are replaced to ensure smooth operation.
What are the OE reference numbers of this part?
3522039 directly replaces Knorr-Bremse OE numbers II197370061, II334320061, II374230061, K001507, K001520. It also replaces Renault Trucks OE number 5021171537 and Scania OE numbers 1390425, 1444206, 1506735, 2121596.