Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| 4-Speed (4HP-22, 4HP-24) | ||||
| Control Unit | ||||
| Electronic | BMW | 24611219931 | 1352.55 | Only with (EH) control. |
| 4-Speed (A4S-310R) | ||||
| Control Unit | ||||
| Without M50 | BMW | 24611422300 | 1055.62 | |
| M50 | BMW | 24611421984A | 0.00 |
| Part | Manufacturer | OEM Part # | Price | Notes |
| 4-Speed (4HP-22, 4HP-24) | ||||
| Control Unit | ||||
| Electronic | BMW | 24611219931 | 1352.55 | Only with (EH) control. |
| 4-Speed (A4S-310R) | ||||
| Control Unit | ||||
| Without M50 | BMW | 24611422300 | 1055.62 | |
| M50 | BMW | 24611421984A | 0.00 |