Porsche Cayman 987 Windscreen Washer Tank Fluid Reservoir Bottle 99752870100

Visual condition of the part

The product shows signs of use visible in the photos.

Porsche Cayman 987 Windscreen Washer Tank Fluid Reservoir Bottle is an original washer system component, designed for professional maintenance and repair of Porsche vehicles. It ensures a stable supply of fluid to the system, which translates into reliable wiper operation and good visibility in various road conditions. This used OEM component is a sensible service solution for demanding users who expect factory-fit quality without the need for aftermarket parts of unknown origin.

Specifications and technical data

• SKU: 99752870100
• Mark: Porsche
• Condition: Used
• OEM Part Number: 99752870100
• Substitutable numbers: 99752870100, 997 528 701 00
• Part type: Reservoir
• Category: Washer Pumps, Reservoirs & Nozzles

Purpose and function in the washer system

The presented reservoir is part of the Windscreen washer tanks, pumps, and nozzles category, responsible for storing operating fluid and providing a stable supply to the pump and other system components. The proper capacity and shape of the reservoir are tailored for installation in the Porsche Cayman 987, which facilitates mounting in factory attachment points and ensures correct hose routing.

The original design of the reservoir minimizes the risk of leaks, improper venting, or interference with other components in the engine bay. As a result, the washer system can operate stably both during daily use and in more demanding conditions, such as highway driving or in low temperatures.

Benefits of using an original Porsche reservoir

Using a used, original reservoir in a Porsche Cayman 987 offers a number of practical service and operational benefits:

• factory fitment to mounting points and body geometry,
• compatibility with the washer system specified by the manufacturer,
• preservation of the original hose routing and pump operation concept,
• reduced risk of installation issues typical of aftermarket replacements.

For workshops and users, this means shorter installation time, a predictable repair outcome, and easier diagnostics of potential future faults. The original washer system component helps maintain the consistency of the entire system and facilitates the subsequent selection of other components.

Condition, verification, and preparation for installation

The item is offered in used condition, which in practice means it has been removed from a vehicle and verified for further serviceability. The reservoir is intended for reinstallation after standard service procedures, such as cleaning the interior, checking connection ports, or inspecting seals that interface with the pump and sensors, if present in the specific vehicle configuration.

Before installation, it is recommended to:

• inspect the surface for cracks and deformations,
• verify the pump and hose ports,
• select appropriate seals and mounting hardware in accordance with Porsche service documentation.

Integration with other system components

The reservoir works with the washer pump, hoses, and nozzles, forming a complete system responsible for cleaning the windshield. A correctly selected and installed component reduces the risk of air entering the system, fluid leaks, and drops in washing performance. This is particularly important in sports cars like the Cayman 987, where stable visibility at higher speeds has a direct impact on driving safety.

In the case of system expansion or upgrades (e.g., using different nozzles or additional features), retaining the original reservoir facilitates compatibility with the factory electrical and hydraulic installation.

Expanding service within the Porsche washer system

If you are planning a comprehensive repair or upgrade of the area responsible for windshield cleanliness in your Porsche and need other elements from the same group, such as additional reservoirs, pumps, or washer nozzles, check the available parts in the Porsche washer tanks, pumps, and nozzles category.

Part selection by numbers and fluid system diagnostics

When selecting parts for the Porsche Cayman 987, it is worth using service documentation and OEM markings to maintain full compliance with the configuration of a specific vehicle. In the case of more complex repairs of fluid systems, understanding the operating principles of other vehicle systems, such as the fuel system—in terms of diagnostics, selection by numbers, and operation—can be helpful. You can find extended information on this topic in the article "Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration", which discusses a practical approach to working with OEM and used components.