4R100 Transmission Fluid - PowerStrokeNation : Ford Powerstroke Diesel Forum
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post #1 of 3 (permalink) Old 05-10-2012, 08:54 PM Thread Starter
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4R100 Transmission Fluid

What is the best fluid out for the 4R100? Why?

2001 Ford F350 Lariat LE 7.3 PSD
Crew Cab, 4 x 4, Long Bed, Dual Rear Wheels

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post #2 of 3 (permalink) Old 06-09-2012, 04:51 AM
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Re: 4R100 Transmission Fluid

I've heard Mercon V. That's what I would use.

01' F350 Lariat ECLB

Mostly stock, just removed muffler and custom welded bend out the side and AFe Stage II intake. Also got 285's and CB radio.
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post #3 of 3 (permalink) Old 06-09-2012, 11:08 AM
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Re: 4R100 Transmission Fluid

MERCON V, because Ford said so.

Former Ford Automatic Transmission Engineer

“The good thing about science is that it's true whether or not you believe in it.” ― Neil deGrasse Tyson
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