Valve, 4L80E Reverse Boost (.855”OD On Large Land) 1991-96
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Part # 34507ER-1
Type:
Valve
Years:
1991-96
Size:
.855”OD On Large Land
Data as of:
2026-10-17
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Cross-reference numbers
| Number | System | Status |
|---|---|---|
| 8680549 | OEM | ✓✓ confirmed by 2 sources |
| 34507ER-1 | WIT | ✓ catalog |
| 34507BV | Transtar | ? unverified |
Where it fits
| Diagram | Position | Transmission page |
|---|---|---|
| 3L80 | 507 | 3L80 |
| 4L80E | 507 | 4L80E |
Other parts in 3L80 position 507:
- 34507B6 Plug, 4L80E…
- S34507C6K End Plug Set, 4L80E TCC Bore (5 Per Set) 1991-Up (Sonnax)
- 34507E4 Retainer, 4L80E (Metal)(Oil Deflector)(1 Pump Body Bolt Holds This on) 1997-Up
- S34507EL4K Retaining Pin Set, 4L80E Overdrive/Reverse Check Ball (10 Per Set) (Sonnax)
- 34507EP1 Valve, 4L80E Pressure Regulator (Sonnax)
- 34507EP3 Spring, 4L80E Pressure Regulator Valve 1991-Up
- S34507EP6K Balance Plug Set, 4L80E Pressure Regulator End Plug (Without Rings) (5 Per Set) (Sonnax)
- 34507EPK Pressure Regulator Assembly, 4L80E 1991-Up
- 34507ER2 Sleeve, 4L80E Reverse Boost Valve (.855”ID) 1991-96
- S34507ER2A Sleeve, 4L80E Reverse Boost Valve (.830”ID) 1997-Up (Sonnax)
- and 6 more
Other parts in 4L80E position 507:
- 34507B6 Plug, 4L80E…
- S34507C6K End Plug Set, 4L80E TCC Bore (5 Per Set) 1991-Up (Sonnax)
- 34507E4 Retainer, 4L80E (Metal)(Oil Deflector)(1 Pump Body Bolt Holds This on) 1997-Up
- S34507EL4K Retaining Pin Set, 4L80E Overdrive/Reverse Check Ball (10 Per Set) (Sonnax)
- 34507EP1 Valve, 4L80E Pressure Regulator (Sonnax)
- 34507EP3 Spring, 4L80E Pressure Regulator Valve 1991-Up
- S34507EP6K Balance Plug Set, 4L80E Pressure Regulator End Plug (Without Rings) (5 Per Set) (Sonnax)
- 34507EPK Pressure Regulator Assembly, 4L80E 1991-Up
- 34507ER2 Sleeve, 4L80E Reverse Boost Valve (.855”ID) 1991-96
- S34507ER2A Sleeve, 4L80E Reverse Boost Valve (.830”ID) 1997-Up (Sonnax)
- and 6 more
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