Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBMW2009550I STANDARD, GS653BZREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2370 (FRONT AXLE - TIGHTENING TORQUES - E90/E92 (AWD))SPRING STRUTS3131 SPRING STRUTS
2009 BMW 550i Standard, GS653BZ
3131 Spring Struts
2009 BMW 550i Standard, GS653BZSECTION 3131 Spring Struts
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2013 BMW 328xi, 2012 BMW 328xi, 2011 BMW 328xi, 2010 BMW 335xi, and 2010 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATION - SPRING STRUTS
| Type | Thread | Tightening specification | Measure | ||
|---|---|---|---|---|---|
| 1AZ | Support bearing/adapter (for rough road package) to body/adapter | E81/E82/E84/E87/E88/E90/E91/E92/E93 | M8 | Replace nuts | 34 Nm |
| 2AZ | Spring strut shock absorber to support bearing | E81/E82/E84/E87/E88/E90/E91/E92/E93 | M12 | Replace nut | 64 Nm |
| 3AZ | Spring strut shock absorber to pivot mount | E81/E82/E84/E87/E88/E90/E91/E92/E93 | M12 | Replace nut | 81 Nm |
| E84/Allrad | M12 | Replace nut | 100 Nm | ||
| E92/E90/E93/S65 | M10 | Replace nut | 45 Nm | ||
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.