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 MANUALSBMW1987L7 (E23) L6-3430CC 3.4L SOHC (M30)REPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINDIFFERENTIAL ASSEMBLYSPECIFICATIONS
1987 BMW L7 (E23) L6-3430cc 3.4L SOHC (M30)
Differential Assembly: Specifications
1987 BMW L7 (E23) L6-3430cc 3.4L SOHC (M30)SECTION Specifications
| Carrier Type | Removable | |
| Ring Gear & Pinion Backlash | Method | Shim |
| Adjustment | .0024-.0051 Inch (in) | |
| Pinion Bearing Preload | Method | Sleeve |
| With Seal | 24 Inch Pound-Force (in.lb) | |
| Less Seal | 22 Inch Pound-Force (in.lb) | |
| Differential Bearing Preload | Method | Shim |
| Adjustment | 4-6 Inch Pound-Force (in.lb) Note: Greater than measured pinion rotating torque. |
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.