Installing the radial shaft seal for the output flange
WARNING: This page is about a different car, the 2025 BMW M4, 2024 BMW M4, 2023 BMW M4, 2022 BMW M4, and 2021 BMW M4. However, it is still accessible from the selected car via links, so may be relevant.
- Replace radial shaft seal at front.
Parts: Radial shaft seal
- Oil the sealing lip of the new radial shaft sealing ring with transmission oil.
- Strike the radial shaft sealing ring with the special tool 0 494 652 (23 3 230) and a plastic mallet until it reaches the stop.
- Secure the collar nut with Loctite 243, see Appropriate BMW Group parts catalogue.
- Brace output flange with special tool 0 491 440 (23 0 020) .
- Tighten the collar nut with the special tool 2 360 126 .
TIGHTENING TORQUE SPECIFICATIONS
| Output flange collar nut | ||
| Collar nut | 1. tightening torque | 200 Nm |
| 2. tightening torque | Slacken 150 Nm |
|
Follow-up work
- Refer to FASTENING THE PROP SHAFT (PARTIALLY REMOVED) .
- Refer to INSTALLING FRONT HEAT SHIELD .
- Refer to INSTALLING THE REAR HEAT SHIELD .
- Refer to INSTALLING THE LEFT THRUST FIELD .
- Refer to INSTALLING TANK COVER .
- Refer to INSTALLING TRANSMISSION CROSS MEMBER .
- Refer to INSTALLING EXHAUST SYSTEM .
- Refer to INSTALLING THE CONNECTING SUPPORTS ON THE TUNNEL .