Throttle Kit, 4R44E/4R55E/5R55E (Use With The Correct Valve Body Plate #56747 & Gaskets #56320 & 56321)
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Part # 56741NK
Type:
Gasket, valve, kit
Data as of:
2026-10-17
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Cross-reference numbers
| Number | System | Status |
|---|---|---|
| 3L5Z-7M203-JA | OEM | ✓✓ confirmed by 2 sources |
| 56741NK | WIT | ✓ catalog |
| K56947NK | DACCO | ? unverified |
| 56741A-1 | Transtar | ? unverified |
Where it fits
| Diagram | Position | Transmission page |
|---|---|---|
| A4LD | 741 | A4LD |
| C3 | 741 | — |
Other parts in A4LD position 741:
- 567413 Spring, A4LD 4-3 Kickdown Spring
- S567416K End Plug Kit, A4LD (Small, Medium & Large) (14 Pieces) (Sonnax)
- S56741A1K Relief Valves, A4LD/4R44E (In Valve Body) (10 Per Kit) (Sonnax)
- 56741A3 Spring, A4LD Converter Clutch Lock-Up Spring
- S56741AAK Relief Valve Kit, 4R44E/4R55E/5R55E EPC & TCC (Sonnax)(Must Use T-37947-TL40 Tool)…
- 56741B3 Spring, A4LD 2-3 Backout Spring (Light Blue)
- S56741B1K Boost Valve Kit, A4LD (High Ratio) With O-Rings (Sonnax)
- S56741BA1K Boost Valve Kit, A4LD (Low Ratio) With O-Rings (Sonnax)
- S56741BB1K Boost Valve Kit, A4LD (High Ratio) W/Out O-Rings (Sonnax) Factory Style
- S56741BC1K Boost Valve Kit, A4LD (Low Ratio) W/Out O-Rings (Sonnax) Factory Style
- and 21 more
Other parts in C3 position 741:
- 567413 Spring, A4LD 4-3 Kickdown Spring
- S567416K End Plug Kit, A4LD (Small, Medium & Large) (14 Pieces) (Sonnax)
- S56741A1K Relief Valves, A4LD/4R44E (In Valve Body) (10 Per Kit) (Sonnax)
- 56741A3 Spring, A4LD Converter Clutch Lock-Up Spring
- S56741AAK Relief Valve Kit, 4R44E/4R55E/5R55E EPC & TCC (Sonnax)(Must Use T-37947-TL40 Tool)…
- 56741B3 Spring, A4LD 2-3 Backout Spring (Light Blue)
- S56741B1K Boost Valve Kit, A4LD (High Ratio) With O-Rings (Sonnax)
- S56741BA1K Boost Valve Kit, A4LD (Low Ratio) With O-Rings (Sonnax)
- S56741BB1K Boost Valve Kit, A4LD (High Ratio) W/Out O-Rings (Sonnax) Factory Style
- S56741BC1K Boost Valve Kit, A4LD (Low Ratio) W/Out O-Rings (Sonnax) Factory Style
- and 21 more
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