StrongArm 4471 Trunk Lid Lift Support

Trunk Lid Lift Support for BMW Applications

Restore steady trunk lid operation with the StrongArm 4471 trunk lid lift support. This specific-fit gas strut is engineered for select BMW 3 Series and M3 applications, delivering controlled lift and dependable hold for the rear compartment lid.

• Specific-fit trunk lid lift support for confirmed BMW applications
• Compressed length: 8.6 in.; extended length: 11.6 in.; stroke length: 3.0 in.
• Maximum force rating: 124.0
• Black steel outer cylinder with 19.0 mm outside diameter
• 8.0 mm inner shaft diameter for consistent movement
• Ball socket (nylon) 10 mm ends on both sides
• Rubber and Teflon materials for smooth operation
• No internal rebound spring

Detailed Product Overview

StrongArm Part Number 4471 is a trunk lid lift support built for precise rear lid support on select BMW 318i, 318is, 323i, 323is, 328i, 328is, 325is, and M3 models. It is engineered as a specific-fit replacement, with dimensions and end fittings matched to the application for consistent trunk lid movement and secure open-position support. This part cross-references Monroe Shocks & Struts 172286 and 182286 for the same application.

For buyers searching for a BMW trunk lid lift support 4471, a StrongArm 4471 lift support for BMW M3 trunk lid, or a rear hatch support for BMW 328i and 318is models, this part addresses worn or weak lift support performance with a direct-fit design. The steel cylinder construction and nylon ball socket ends support smooth articulation at the mounting points.

Vehicle Fitment

• Fits 1992-1999 BMW 318is, N/A
• Fits 1997-1999 BMW 323i, N/A
• Fits 1998-1999 BMW 323is, N/A
• Fits 1996-1999 BMW 328is, N/A
• Fits 1992-1998 BMW 318i, N/A
• Fits 1996-1998 BMW 328i, N/A
• Fits 1995-1998 BMW M3, N/A
• Fits 1992-1995 BMW 325is, N/A

Common Problems This Part Can Address

• Trunk lid that drops instead of staying open
• Weak or slow trunk lid lift action
• Uneven or inconsistent rear lid support
• Worn gas strut performance on aging BMW trunk lids
• Noise or binding from a fatigued lift support

Installation Notes and Tips

Replace lift supports in pairs to maintain balanced trunk lid support and consistent operation. Confirm the ball socket mounting style and compressed/extended length before installation, and verify that the support matches the vehicle’s original application. After installation, cycle the trunk lid several times to confirm smooth movement and secure retention in the open position.

Quality Assurance

StrongArm lift supports are custom engineered and manufactured to exceed industry standards for smoother operation and longer service life. Part Number 4471 is built for direct-fit performance on the listed BMW applications and follows the brand’s application-specific design approach.