Stabilus 4B-9831NN Hood Lift Support

Hood Lift Support for BMW Z8

This Stabilus hood lift support is built for the 2000-2003 BMW Z8 and is identified by part number 4B-9831NN. It provides controlled hood movement with a 48 lb / 215 N gas force and OE-style plastic socket connections for a direct replacement application.

Key Features

• Fits 2000-2003 BMW Z8
• Stabilus part number 4B-9831NN
• 48 lb / 215 N lift force
• Extended length: 21.26 in (540 mm)
• Compressed length: 12.283 in (312 mm)
• Rod diameter: 0.315 in (8 mm)
• Tube diameter: 0.709 in (18 mm)
• Plastic socket rod, shaft, and tube connections

Detailed Description

Built for BMW Z8 hood support service, this Stabilus gas strut helps hold the hood in the open position and controls the opening and closing motion. The 4B-9831NN uses plastic socket end connections and the listed compressed and extended lengths to match the original hood lift support geometry on the 2000-2003 BMW Z8. This part cross-references AMS Automotive 6580 for the same application.

Common Issues This Part Can Address

• Hood that drops instead of staying open
• Weak or slow hood lift action
• Uneven hood support during service access
• Original gas strut loss of pressure
• Difficulty keeping the hood positioned while checking engine bay components

Installation Notes and Tips

Verify the existing support length, end fittings, and mounting points before installation. Replace worn hood lift supports in a controlled manner so the hood remains supported during service. Confirm the plastic socket connections seat fully on the hood and body attachment points, and compare the old strut to part number 4B-9831NN before final installation.

Quality Assurance

Stabilus is a recognized OE supplier of gas springs and lift supports, and this hood lift support is built to match the specified force, dimensions, and connection style for the BMW Z8 application.