Differential-drive/output for BMW 5 Series E12 520 (1981)
This Differential-drive/output technical drawing provides a detailed breakdown of the assembly for the 5 Series E12 520. It includes part names, part numbers and all associated mounting hardware for vehicles produced between 1981.
| No. | Description | Supp. | Qty | From | Up To | Part Number | Price | Notes | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 01 | Drive flange | D=84MM | 1 | 33121213946 | ENDED | Shop at ECS Tuning | ||||
| 02 | Securing plate | 1 | 23211490120 | $1.43 | Shop at ECS Tuning | |||||
| 03 | Collar nut | M20X1,5 | 1 | 33121200258 | $8.56 | Shop at ECS Tuning | ||||
| 04 | Dustcover plate | 81MM | 1 | 33121200284 | $2.38 | Shop at ECS Tuning | ||||
| 05 | Shaft seal | 45X75X10 AW 188 | 1 | 31507609535 | Shop at ECS Tuning | |||||
| 06 | Tapered roller bearing | 31,7X73,0X29,3 | 1 | 33121204312 | Shop at ECS Tuning | |||||
| 07 | Clamping bush | 1 | 33121744368 | $9.14 | Shop at ECS Tuning | |||||
| 08 | Tapered roller bearing | 1 | 33121204315 | Shop at ECS Tuning | ||||||
| 09 | Tapered roller bearing | 2 | 33131204568 | Shop at ECS Tuning | ||||||
| 11 | Shaft seal | 2 | 33121210295 | Shop at ECS Tuning | ||||||
| 12 | Dustcover plate | 61MM | 2 | 33413704139 | $1.02 | ENDED | Shop at ECS Tuning | |||
| 13 | Drive flange | 2 | 09/1978 | 33131207265 | ENDED | Shop at ECS Tuning | ||||
| 15 | Housing cover | 1 | 33111206165 | ENDED | Shop at ECS Tuning | |||||
| 16 | O-ring | 1 | 33113704163 | $5.14 | Shop at ECS Tuning | |||||
| 16 | O-ring | 1 | 33111204119 | ENDED | Shop at ECS Tuning |
Notes
- ENDED = the part has been discontinued (no longer available).
See Also
Frequently Asked Questions
- What assembly is shown in the BMW 5 Series E12 520 Differential-drive/output?
- This technical diagram illustrates the Differential-drive/output within the Rear Axle group for the 5 Series E12 520 produced during 1981. It provides a detailed exploded view of the components, identifying key parts such as the Drive flange (Part #33121213946).
- Which models use the hardware listed in this Differential-drive/output?
- The hardware and components featured in the Differential-drive/output are specific to the 5 Series E12 520 produced during 1981. These technical specifications ensure that parts like the Drive flange (33121213946) are correctly matched to the vehicle's structural and mechanical requirements.
- How do I find specific parts within the Differential-drive/output assembly?
- Each item in the Differential-drive/output corresponds to the numbered list below the illustration. For the 5 Series E12 520, you can identify the Drive flange by locating its position on the schematic, which then links to the official BMW part number 33121213946 for the Rear Axle section.