Originally Posted by doga-ot

Sierra v6 arms bud the BOB/BOA arms are slightly longer

Originally Posted by robrs2

Engine mounting arms.
4x4 V6 arms are short.
BOB and BOA arms are longer and fit the Dohc and cossie 2wd cross member
XR4i arms are different to the others.They are more like 4x4 arms.