2.5 vs 4.0 tj driveshaft

[ABES-XJ]

does any one know if a 4cly drive shaft is longer or shorter than 6cly

 

[BUCKEYE PERFORMANCE INC.]

the rear shaft is the same but the 2.5 has a very thin front shaft but its also the same length.

 

[GotWood]

I have a stock 4 cyl drive shaft I'll sell for $20