Porsche 718 Boxster Cayman Rear Axle Subframe Cradle Carrier 982505099C

Porsche 718 Boxster Cayman Rear Axle Subframe Cradle Carrier is an original structural body component from the Longitudinal body frame parts and brackets group, designed for installation in the rear section of the vehicle. It provides a stable, rigid mounting point for rear suspension components, which translates into predictable handling, safe load distribution, and correct axle geometry in the sports models of the Porsche 718 Boxster and Cayman.

Specifications and technical data

• SKU: 982505099C
• Mark: Porsche
• Condition: Used
• OEM Part Number: 982505099C
• Substitutable numbers: 982505099C, 982 505 099 C
• Location on the vehicle: Rear
• Part type: Subframe
• Category: Frame Rails & Subframes

Purpose and function in the Porsche 718 design

The presented rear subframe serves as a load-bearing structure for key rear suspension components and drivetrain parts. It is responsible for:

• maintaining the correct rear axle geometry under dynamic driving conditions,
• even distribution of suspension loads onto the body structure,
• stable mounting of suspension points and brackets,
• maintaining the torsional rigidity of the rear section of the vehicle.

Thanks to its perfect fit for the specific Porsche 718 platform, the frame works with factory mounting points, which facilitates service and reduces the need for additional modifications.

Construction and body fitment

As a component from the Longitudinal body frame parts and brackets group, the frame has been designed to withstand both vertical loads and forces acting during acceleration, braking, and cornering. The design includes:

• integrated mounting points for rear suspension components,
• precision mounting sockets matched to factory bolts and bushings,
• geometry consistent with the manufacturer's specifications for 718 Boxster and 718 Cayman models.

Such a solution allows for maintaining factory vehicle handling parameters after replacing a damaged or deformed subframe.

Condition, origin, and service application

The offered frame is a used component, which allows for an economical restoration of the rear structure's efficiency while maintaining the original manufacturer's specifications. It is a practical solution in the case of:

• post-accident repairs of the rear body section,
• geometry correction after mechanical damage,
• servicing of track-used vehicles, where load-bearing components are exposed to increased stress.

Using an original subframe facilitates workshop work – the mounting points are consistent with the factory service documentation, and the process of setting wheel alignment and suspension angles follows standard procedures.

Benefits of using an original rear frame

Choosing an original rear subframe for the Porsche 718 Boxster / Cayman provides a number of technical benefits:

• Factory fitment – compatibility with the body structure and suspension system without the need for adaptation.
• Handling stability – maintaining the rigidity and performance characteristics of the rear axle as designed by the manufacturer.
• Support for precise geometry – easier adjustment of suspension parameters after repair.
• Reasonable repair cost – a used OEM component allows for cost savings while maintaining high quality.

For workshops specializing in the Porsche brand, it also means predictable installation time and the ability to use standard service procedures.

Related components and service knowledge

If you are planning a comprehensive repair or upgrade of the rear structural zone in your Porsche and need other elements from the same group, such as additional brackets, longitudinal support profiles, or mounting elements, check the available parts in the Porsche longitudinal body frame parts and brackets category.

When working on structural and suspension components, it is worth considering the seasonal use of the vehicle. Practical checklists and tips on checking used components can be found in the article Winter essentials: which used car parts are worth checking and replacing before the frost?.

If you are considering when it is worth choosing a used part versus a new one, a comparison of costs and durability described in the guide Car parts – new or used? Comparing costs, quality, and durability may be helpful.