Ford F150 Forums - Ford F-Series Truck Community. - 2003 5.4L Gear Swap from 3.73 to 4.56

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Ford F150 Forums - Ford F-Series Truck Community. (https://www.f150-forums.com/)

- Drivetrain Tech (https://www.f150-forums.com/drivetrain-tech-9/)

- - 2003 5.4L Gear Swap from 3.73 to 4.56 (https://www.f150-forums.com/drivetrain-tech-9/2003-5-4l-gear-swap-3-73-4-56-a-237/)

Brian

02-05-2011 06:37 PM

Here is a youtube video, although I think they are leaving out quite a bit of info...

Sippinjackdaniels

05-19-2011 05:37 PM

I know it's an old thread, but I have 4.56s with 285s. I run 2500 at 75mph. First gear is almost too short. But it pulls hard. I wouldnt trade it for anything.

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