Skoda Octavia Mk3 Rear Brake Caliper Housing Red Left N/S 5Q0615423A

Skoda Octavia Mk3 Rear Brake Caliper Housing Red Left N/S is a component from the Brake calipers and carriers group, designed for the rear left axle in diesel-powered vehicles. The red caliper housing allows for maintaining the factory geometry of the braking system while giving the brake area a more dynamic and distinctive look. It is a practical solution for users who want to combine functionality with an aesthetic touch.

Specifications and technical data

• SKU: 5Q0615423A-1
• Mark: Skoda
• Condition: Used
• OEM Part Number: 5Q0615423A
• Substitutable numbers: 5Q0615423A, 5Q0 615 423 A
• Location on the vehicle: Rear, Left
• Fuel type: Diesel
• Part type: Brake Caliper & Bracket
• Category: Calipers & Brackets

Purpose and fitment

The caliper housing is designed for the rear left side of the vehicle, ensuring proper pad guidance and stable seating of the entire brake assembly. The construction, adapted for diesel-powered cars, allows for compliance with the manufacturer's original specifications, which is important for both braking efficiency and the durability of other system components.

Thanks to the preservation of the original mounting geometry, the installation of the housing is predictable and does not require any interference with the steering knuckle or control arm structure. This solution is particularly beneficial for servicing vehicles used intensively, where repeatability and fitment reliability are key.

Technical and functional characteristics

The caliper housing plays a key role as a carrier for the moving parts of the braking system, responsible for:

• stable guidance of the brake pads relative to the disc,
• maintaining the correct position of the piston and working components,
• resistance to thermal and mechanical loads generated during braking.

The red finish of the housing emphasizes the car's character and facilitates visual inspection of the component's condition through the rim, which is helpful during service checks. The distinct color marking also makes it easier to distinguish replaced components from other system elements.

Application in the braking system

In vehicles with a diesel engine, the braking system often operates under increased load, which is why a properly selected caliper housing is important for braking stability. This element works with the disc, pads, and brake lines to form a coherent assembly responsible for effective deceleration.

A correctly selected caliper housing helps reduce uneven pad wear, minimizes the risk of guide pin jamming, and supports even distribution of braking forces on the rear axle. This is particularly important in cars used on long routes, where the braking system is exposed to cyclic heating and cooling.

Condition and benefits of choosing a used component

The housing comes from the used parts segment, which allows for optimizing service costs while maintaining compliance with factory solutions. For many users, this is a reasonable compromise between price and functionality, especially in the case of structural elements that are not typical wear parts like pads or discs.

By choosing such a component, you gain the ability to restore the proper operation of the braking system without the need for installation modifications, while maintaining a consistent look for the rear axle thanks to the characteristic red-finished caliper.

Service expansion and technical knowledge

If you are planning a comprehensive repair or upgrade of the braking zone in your Skoda and need other elements from the same group, such as other caliper housings, mounting brackets, or supports, check the available parts in the Skoda Brake calipers and carriers category.

When selecting used braking system components, it is worth relying on a proven inspection procedure. Practical tips on what to look for when buying calipers, discs, or ABS components can be found in the article Second-hand braking system: how to safely choose discs, calipers, and ABS?, which serves as a useful supplement to your knowledge before installing such a part.