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StrongArm 4546 Trunk Lid Lift Support
StrongArm 4546 Trunk Lid Lift Support
Restore smooth trunk lid operation with the StrongArm 4546 trunk lid lift support. This specific-fit gas strut is engineered for BMW applications and built with a steel outer cylinder, nylon ball socket end, and threaded 8mm end for a precise replacement on supported vehicles.
Key Features
- Specific-fit trunk lid lift support for BMW rear compartment applications
- Compressed length: 8.36 in.; extended length: 11.8 in.; stroke length: 3.44 in.
- Maximum force rating: 142.0
- Steel outer cylinder with black finish
- Rubber and Teflon materials for consistent movement and wear resistance
- End 1: ball socket (nylon) 10mm; End 2: threaded 8mm
- No internal rebound spring
Detailed Description
StrongArm 4546 is a trunk lid lift support built to match the fitment and mounting style used on select BMW 740i, 740iL, and 750iL models. It is custom engineered and manufactured to exceed typical industry standards for smoother operation and longer service life. For BMW 740i and BMW 750iL trunk lid service, this part number provides the correct geometry and force rating for reliable rear lid support.
This part cross-references AMS Automotive 4546 and URO 51248171480 for the same application.
Vehicle Fitment
- Fits 1995 BMW 740i, N/A
- Fits 1997-2001 BMW 740i, N/A
- Fits 1995-2001 BMW 740iL, N/A
- Fits 1995-2001 BMW 750iL, N/A
Common Replacement Reasons
- Trunk lid drops too quickly when opened
- Rear lid will not stay raised
- Weak or inconsistent lift assistance
- Visible wear at the mounting ends or cylinder
- Rough or uneven trunk lid movement
Installation Notes and Tips
Verify the mounting style, compressed length, and extended length before installation. This StrongArm 4546 uses a 10mm nylon ball socket on one end and an 8mm threaded connection on the other, so confirm the vehicle’s original attachment points match before replacement. For consistent operation, replace lift supports in pairs when servicing the trunk lid.
Quality Assurance
StrongArm lift supports are custom engineered and manufactured beyond industry standards to deliver smoother operation and longer-lasting performance. The 4546 is built as a specific-fit replacement for supported BMW trunk lid applications.
| Brand | StrongArm |
|---|---|
| Part Number | 4546 |
| Compressed Length | 8.36 |
| Cylinder Outside Diameter | 19.0 |
| End 1 Type | Ball Socket (Nylon) 10mm |
| End 2 Type | Threaded (8mm) |
| Extended Length | 11.8 |
| Inner Shaft Diameter | 10.0 |
| Internal Rebound Spring | No |
| Materials | Rubber |
| Materials | Teflon |
| Maximum Force | 142.0 |
| Outer Cylinder Color | Black |
| Outer Cylinder Material | Steel |
| Stroke Length | 3.44 |
| Universal Or Specific Fit | Specific |
This part fits 20 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2001 | BMW | 740i | N/A | |
| 2001 | BMW | 740iL | N/A | |
| 2001 | BMW | 750iL | N/A | |
| 2000 | BMW | 740i | N/A | |
| 2000 | BMW | 740iL | N/A | |
| 2000 | BMW | 750iL | N/A | |
| 1999 | BMW | 740i | N/A | |
| 1999 | BMW | 740iL | N/A | |
| 1999 | BMW | 750iL | N/A | |
| 1998 | BMW | 740i | N/A | |
| 1998 | BMW | 740iL | N/A | |
| 1998 | BMW | 750iL | N/A | |
| 1997 | BMW | 740i | N/A | |
| 1997 | BMW | 740iL | N/A | |
| 1997 | BMW | 750iL | N/A | |
| 1996 | BMW | 740iL | N/A | |
| 1996 | BMW | 750iL | N/A | |
| 1995 | BMW | 740i | N/A | |
| 1995 | BMW | 740iL | N/A | |
| 1995 | BMW | 750iL | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.