Battery Tray. Porsche 996 / 997 / 986 / 987 › 99750415100

This Porsche battery tray supports the battery within its mounting assembly on the specified 996, 997, Boxster and Cayman models. Also described as a battery carrier plate, it provides the base beneath the battery and works with the associated retaining hardware.

Fits:

• Porsche Boxster 986 2.5L 1997–99
• Porsche Boxster 986 2.7L 1999–02
• Porsche Boxster S 986 3.2L 1999–02
• Porsche Boxster 986 2.7L 2003–04
• Porsche Boxster S 986 3.2L 2003–04
• Porsche Boxster 987 2.7L 2005–08/08
• Porsche Boxster 987 S 3.2/3.4L 2005–08/08
• Porsche Boxster 987 MKII 2.9L 2009–12
• Porsche Boxster S 987 MKII 3.4L 2009–12
• Porsche 996 C2 3.4L 1997–08/01
• Porsche 996 C2 3.6L 09/01–2005
• Porsche 997 MK1 Carrera 2 3.6L 2005–08
• Porsche 997 MK1 Carrera 2S 3.8L 2005–08
• Porsche 997 MKII Carrera C2 3.6L 2009–12
• Porsche 997 MKII Carrera C2S 3.8L 2009–12
• Porsche Cayman 2.7L 987C 2006–08
• Porsche Cayman S 3.4L 987C 2005–08
• Porsche Cayman 2.9L 987C MKII 2009–12
• Porsche Cayman S / R 3.4L 987C MKII 2009–12

Diagram Ref No 7

Check fitment for your specific vehicle (model, year, engine) before ordering.

What Is This Part?
The battery tray is the supporting platform beneath the battery. It forms part of the mechanical mounting arrangement, alongside the battery retaining rail and fixings where applicable. Its condition matters because the battery needs a sound, correctly seated base before the retaining hardware can hold it properly. Battery removal provides an opportunity to inspect the tray, its mounting points and the surrounding installation.

What Does This Part Do?

• Supports the battery: Provides the base on which the battery rests.
• Maintains seating: Helps keep the battery positioned correctly within its mounting arrangement.
• Completes the mounting assembly: Works with the associated retaining hardware to support secure installation.

Why Replace This Part?
Replacement may be appropriate if inspection finds corrosion, cracks, distortion or damaged mounting points that prevent the tray from supporting the battery correctly. A distorted base can leave the battery sitting unevenly, while deterioration around a fixing can affect the mounting assembly.

Inspect the retaining hardware and surrounding mounting area at the same time. If the battery is loose, check the complete assembly before deciding which component needs replacement. A flat battery, slow cranking or electrical warning messages alone do not establish that the tray is faulty.

When to Replace This Part?

• Structural deterioration: Corrosion or other damage has weakened the supporting surface or mounting points.
• Cracks or distortion: The tray is split, bent or no longer allows the correct battery to sit evenly.
• Damaged fixings: Mounting holes or fixing areas are damaged and cannot retain the tray correctly.
• Movement after fastening: The battery remains insecure after the correct retaining hardware has been checked and fitted.
• Damage found during removal: Inspection with the battery removed reveals deterioration that was previously hidden.

Where Is This Part Fitted?
Location: Directly beneath the battery, forming the supporting base of the battery mounting assembly.

Product Summary

• Product: Battery tray / battery carrier plate.
• Brand: Porsche.
• Part number: 99750415100.
• Purpose: Supports the battery and works with its retaining hardware.
• Repair context: Replacement of a damaged or deteriorated battery support following inspection.