Just what is an LT447 as pertains to a Dodge rear end??
thanks

 

I wonder if it could mean Light Truck 4:47 axle ratio?

 

"
Part Detail
Part Grade
Notes 3.21,RECON,12 BOLT,NEEDS LT 447,NOTE

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This part will fit these makes and models with these options

DODGE VAN 92-93 250 Series; 12 bolt cover, 3.21 ratio
DODGE VAN 94 250 Series; 12 bolt cover, 5 stud, 3.21 ratio
DODGE VAN 95-97 2500 Series; 12 bolt cover, 5 lug, 3.21 ratio
"

 

Not sure what it means then. Maybe it is a misprint.

 

To update:
I emailed they guy and LT447 is the left rear axle shaft.
Mystery solved.