Description
Porsche Boxster S 986 Wheel Brake Disc Rear Left Right N/O/S Set x2 is an original set of two used brake discs designed for the left and right side of the rear axle. These components are matched to the specifications of the Boxster S braking system, which helps maintain a stable balance of braking force and predictable vehicle behavior. Thanks to their factory origin, they ensure consistent performance with stock calipers and the ABS system, which is crucial during dynamic driving.
Specifications and technical data
- SKU: 98635140105
- Mark: Porsche
- Condition: Used
- OEM Part Number: 98635140105
- Substitutable numbers: 98635140105, 986 351 401 05
- Location on the vehicle: Rear, Right, Left
- Category: Brake Disc Rotors
Purpose and fitment for Porsche Boxster S 986
The presented set includes two rear brake discs intended for installation on the right and left side of the rear axle in the Porsche Boxster S 986 generation. Using a dedicated rear set allows for maintaining the correct proportions between the front and rear axles, which translates into stability during cornering and at high speeds.
The original Porsche origin means that the geometry, working thickness, and friction surface are designed for the specific calipers and braking system characteristics of the Boxster S. As a result, the driver receives consistent brake pedal feel and predictable vehicle response in various road conditions.
Technical and functional characteristics
As components in the Brake discs category, these parts are responsible for converting the vehicle’s kinetic energy into heat through friction between the disc’s working surface and the brake pads. A properly selected rear disc supports:
- stable vehicle tracking during intensive braking,
- even pad wear on both sides of the axle,
- maintenance of proper braking efficiency under repetitive thermal loads.
The set of two rear discs facilitates maintenance – replacing the pair on both sides of the axle allows for maintaining system symmetry and reduces the risk of differences in braking force between the right and left sides.
Benefits of choosing original used brake discs
Choosing original, used brake discs for a Porsche is a solution that allows you to balance cost control with the preservation of factory specifications. Compared to aftermarket replacements of unknown origin, components from the same brand ensure:
- structural compatibility with the factory braking system,
- predictable behavior in combination with stock calipers and the master cylinder,
- easier identification and selection of parts thanks to manufacturer markings.
The used condition means that the items come from an operated vehicle, which is often a favorable compromise between price and maintaining original specifications. With proper installation and wear inspection, they can be an effective service solution for Porsche Boxster S 986 owners.
Professional installation and selection of braking system components
Due to the importance of the braking system for safety, installation by an experienced service center is recommended, including inspection of the condition of pads, calipers, lines, and brake fluid. Replacing the set of discs on the rear axle in one stage helps avoid differences in thickness and friction characteristics on both sides, which is essential for vehicle stability.
If you want to better understand how to select braking system components from the secondary market and how to safely reduce service costs, it is worth reading the guide: Brake calipers under the microscope – how to choose proven recycled parts for the braking system. The article explains what to look for when purchasing original used components and how to assess their suitability for further use.
Porsche brake discs – expansion and system modernization
If you are planning a comprehensive repair or modernization of the braking zone in your Porsche and need other elements from the same group, such as discs, pads, or brake lines, check out the available parts in the Porsche brake discs category.
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