pro comp mx2

[94xlt4.0]

i have a pair of pro comp mx2 shocks that need refilled. does anybody know if its nitrogen or what they get filled with and how much do they need? if it is nitrogen i can fill them at work i just need to know with how much. they will be on a 90 bronco 2 4wd with a 4 inch lift

 

[F150hybred]

Contact ProComp directly for the proper specs on filling. It's not something you can just fake your way through, it's an exact science.