Output Shaft, A904 (21 1/2” Long) (2WD) 1990-Up
Part # 12678B
Type:
Shaft
Years:
1990-Up
Size:
21 1/2” Long
Data as of:
2026-10-17
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Cross-reference numbers
| Number | System | Status |
|---|---|---|
| 12678B | WIT | ✓ catalog |
Where it fits
| Diagram | Position | Transmission page |
|---|---|---|
| 30RH | 678 | — |
| 42RE | 678 | 42RE |
Other parts in 30RH position 678:
- 12678 Output Shaft, A904 (21 1/2” Long) (2WD) 1966-77
- 12678A Output Shaft, A904 (21 1/2” Long) (2WD) 1978-89
- 12678C Output Shaft, A904 (12 1/4” Long) (4x4 Eagle Type)
- 12678D Output Shaft, A904 (14 3/4” Long) (4x4 Dakota Type)
- 12678E Output Shaft, A500 2WD (1 1/16” Long Key Way Slot)
- 12678EA Output Shaft, A500 2WD (1 7/16” Long Key Way Slot)
- 12678EB Output Shaft, A500 2WD (13 Teeth Speed-O Gear) No Key Way
- 12678EC Output Shaft, A500 2WD (No Speed-O Gear) No Key Way
- 12678F Output Shaft, A500 4x4 (9 1/4” Long) (1 1/16” Long Key Way Slot)
- 12678FA Output Sahft, A500 4x4 (9 1/4” Long) (1 7/16” Long Key Way Slot)
- and 4 more
Other parts in 42RE position 678:
- 12678 Output Shaft, A904 (21 1/2” Long) (2WD) 1966-77
- 12678A Output Shaft, A904 (21 1/2” Long) (2WD) 1978-89
- 12678C Output Shaft, A904 (12 1/4” Long) (4x4 Eagle Type)
- 12678D Output Shaft, A904 (14 3/4” Long) (4x4 Dakota Type)
- 12678E Output Shaft, A500 2WD (1 1/16” Long Key Way Slot)
- 12678EA Output Shaft, A500 2WD (1 7/16” Long Key Way Slot)
- 12678EB Output Shaft, A500 2WD (13 Teeth Speed-O Gear) No Key Way
- 12678EC Output Shaft, A500 2WD (No Speed-O Gear) No Key Way
- 12678F Output Shaft, A500 4x4 (9 1/4” Long) (1 1/16” Long Key Way Slot)
- 12678FA Output Sahft, A500 4x4 (9 1/4” Long) (1 7/16” Long Key Way Slot)
- and 4 more
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