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StrongArm 4990 Tailgate Lift Support
| Brand | StrongArm 4990 |
|---|---|
| Compressed Length | 16.46 |
| Cylinder Outside Diameter | 19.0 |
| End 1 Type | Ball Socket (Nylon) 10mm |
| End 2 Type | Threaded (8mm) |
| Extended Length | 26.46 |
| Inner Shaft Diameter | 8.0 |
| Internal Rebound Spring | No |
| Materials | Rubber |
| Materials | Teflon |
| Maximum Force | 85.0 |
| Outer Cylinder Color | Black |
| Outer Cylinder Material | Steel |
| Stroke Length | 10.0 |
| Universal Or Specific Fit | Specific |
| Fits | BMW · 5 vehicles |
Specific fit. Custom engineered for a precise replacement.
Steel cylinder. Built with a black steel body for dependable support.
Smooth operation. Pressurized design helps deliver steadier, longer-lasting performance.
Cross-references Airtex Fuel Pumps 4990, 510-861 and 819-4222 for the same application. See all 8.
StrongArm 4990 Tailgate Lift Support
StrongArm 4990 is a specific-fit tailgate lift support engineered for controlled opening and steady hold performance. It is built for 1993-1995 BMW 525i and 1994-1995 BMW 530i applications, making it a direct replacement choice for BMW tailgate support service.
Key Features
- Specific-fit tailgate lift support for BMW rear hatch and tailgate applications
- Extended length: 26.46 in.; compressed length: 16.46 in.; stroke length: 10.0 in.
- 85.0 maximum force for consistent lift assistance
- Black steel outer cylinder with rubber and Teflon materials
- End 1: ball socket (nylon) 10mm; End 2: threaded 8mm
- No internal rebound spring
- Cross-references Airtex Fuel Pumps 4990 for the same application
Detailed Description
This StrongArm tailgate lift support, part number 4990, is custom engineered to match the specified BMW fitment and provide smooth rear liftgate operation. It uses a pressurized cylinder design to help support the tailgate during opening and holding, with dimensions and end fittings that align with the listed BMW 525i and BMW 530i applications. StrongArm manufactures these lift supports beyond standard industry requirements to support long service life and consistent operation.
Compatible With 1993-1995 BMW 525i and 1994-1995 BMW 530i rear tailgate applications, StrongArm 4990 is a practical replacement when the original support no longer holds the hatch securely. The part number 4990 also appears in common interchange listings, including 510-861, 819-4222, 900303, B4990, B95936, SG102001, and SG102002.
What It Helps Solve
- Tailgate that drops too quickly when opened
- Rear hatch that will not stay raised
- Weak or inconsistent lift assistance
- Binding or uneven tailgate movement from worn support hardware
- Reduced rear access convenience on BMW 525i and 530i models
Installation Notes and Tips
Verify the end fittings, compressed length, and extended length against the original support before installation. For safe and reliable operation, replace lift supports in pairs when the vehicle uses two supports on the same opening. Confirm the threaded 8mm and 10mm ball socket connection points match the vehicle mounting locations before final installation.
Quality Assurance
StrongArm lift supports are custom engineered and manufactured to exceed industry standards for smoother operation and longer-lasting performance. Part number 4990 is built for the listed BMW applications and follows the brand’s specific-fit replacement approach.
| Year | Make | Model | Body Type | # Doors | Position | Notes |
|---|---|---|---|---|---|---|
| 1995 | BMW | 525i | Wagon | 4 Door | N/A | — |
| 1995 | BMW | 530i | Wagon | 4 Door | N/A | — |
| 1994 | BMW | 525i | Wagon | 4 Door | N/A | — |
| 1994 | BMW | 530i | Wagon | 4 Door | N/A | — |
| 1993 | BMW | 525i | Wagon | 4 Door | N/A | — |
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