Replaced by 89128AA
Part # 21128A
Transmissions:
55-51SN, AF23-5, AF33-5
Data as of:
2026-10-17
Offers
No offers for this part yet.
Cross-reference numbers
| Number | System | Status |
|---|---|---|
| 21128A | WIT | ✓ catalog |
Replacements
Superseded by:
Where it fits
| Diagram | Position | Transmission page |
|---|---|---|
| AF33-5 | 128 | — |
Other parts in AF33-5 position 128:
- 89128AA Steel, 50-40/50-42LE Forward Clutch (.077”) (12 Teeth) (4.491”ID) 1989-Up (Use To Adjust Clutch Pack)
Before you order
Verify the number before ordering: compare it with the part you have and the transmission model.
Report an error
This feature is in progress and will be available soon.