4L80E Center Support Kit 34630ECK (With # 630EC, 674BA, & 249R)
Catalog name:
Center Support Kit, 4L80E (With # 630EC, 674BA, & 249R) 1997-Up (Will Retro For 34630EB (1997-99) & 34630EC (1999-Up)
Part # 34630ECK
Type:
Support, kit
Years:
1997-Up, 1997-99, 1999-Up
Data as of:
2026-10-17
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Cross-reference numbers
| Number | System | Status |
|---|---|---|
| 34630ECK | WIT | ✓ catalog |
Where it fits
| Diagram | Position | Transmission page |
|---|---|---|
| 3L80 | 630 | 3L80 |
| 4L80E | 630 | 4L80E |
Other parts in 3L80 position 630:
- 34630 Center Support, 400 (Lug Type Sprag)
- 34630A Center Support, 400 (Roller Type Sprag)
- 34630E Center Support, 4L80E (Uses A 15/16” Long # 783 Bolt) 1991-96
- 34630EA Center Support, 4L80E (Uses A 1 3/8” Long # 783 Bolt) 1991-96
- 34630EB Center Support, 4L80E (W/Lube Hole Passage) (Does Not Use A Shim # 34249R)…
- 34630EC Center Support, 4L80E (W/Lube Hole Passage) (Uses A Shim # 34249R)…
Other parts in 4L80E position 630:
- 34630 Center Support, 400 (Lug Type Sprag)
- 34630A Center Support, 400 (Roller Type Sprag)
- 34630E Center Support, 4L80E (Uses A 15/16” Long # 783 Bolt) 1991-96
- 34630EA Center Support, 4L80E (Uses A 1 3/8” Long # 783 Bolt) 1991-96
- 34630EB Center Support, 4L80E (W/Lube Hole Passage) (Does Not Use A Shim # 34249R)…
- 34630EC Center Support, 4L80E (W/Lube Hole Passage) (Uses A Shim # 34249R)…
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