O-Ring, A40 Series Pump 1979-Up
Part # 57311AA
Type:
Pump, seal
Transmissions:
03-70, 03-71L, 03-72L, A40, A40D, A42DL
Years:
1979-Up
Data as of:
2026-10-17
Offers
No offers for this part yet.
Cross-reference numbers
| Number | System | Status |
|---|---|---|
| 90301-99010 | OEM | ✓✓ confirmed by 2 sources |
| 57311AA | WIT | ✓ catalog |
| 13920A | Precision | ? unverified |
| 71013341 | TransTec | ? unverified |
| B15411 | TransTec | ? unverified |
Where it fits
| Diagram | Position | Transmission page |
|---|---|---|
| 03-72L | 311 | — |
| A40 | 311 | — |
Other parts in 03-72L position 311:
Other parts in A40 position 311:
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