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6 Bolt to 4 Bolt Adapter
Allows a 6 bolt transmission to accept a stock 4 bolt tail housing.
$500.00
Allows a 6 bolt transmission to accept a stock 4 bolt tail housing.
| Function | 6 bolt to 4 bolt conversion |
|---|---|
| Accepts | Stock 4 bolt tail housing |
| Lead time | 2–3 weeks |
From the tech notes
Related parts
- 4L60E / 4L65E / 4L70E Speed Kit, 1998 and newer — Converts a 1998-up 4L60E to a factory mechanical speedometer.
- 4L60E / 4L65E / 4L70E Tail Housing Kit — Mechanical speedometer drive and factory shifter location for the 4L60E family.
Questions people ask
What does the 6 bolt to 4 bolt adapter do?
It lets a 6 bolt transmission accept a stock 4 bolt tail housing.
Does this adapter need speedometer gears?
No. It is the adapter only. Speedometer tooth counts are for the tail housing kits and speedometer kits.
What is the lead time?
The product listing says 2–3 weeks. Call 469-688-6985 if you need it sooner.

Southwest Fabrication4540 FM1565, Caddo Mills, TX 75135469-688-6985[email protected]Mon–Fri, 7am–3pm Central