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wmoses's avatar
wmoses
Explorer
Jul 12, 2013

Anyone changed their rear end for more towing capacity?

I am considering upgrading my RV to a TT that as a GVWR of 7500# which is about 500# above my TV rated capacity. I have a 3.08 rear end and from what I can gather, a similar truck as mine with the ...
Tow Vehicles
wmoses's avatar
wmoses
Explorer
Jul 15, 2013
APT wrote:
I would just keep what you have. You have better than 4-spd/4.10 gearing for the first 4 gears. It may be down to 2nd gear on hills at 4000rpm, but so would a truck with 3.42, just driving slower.

Good point indeed.

Though it would certainly be nice to hear actual experiences from folks who have the 5.3 / 6-speed / 3.42 pulling a 7550# RV....

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