Randy's Ring and pinion is now offering posi trak differentials for 11 and up F150s
#1
Randy's Ring and pinion is now offering posi trak differentials for 11 and up F150s
for those who have RWD trucks and not 4x4 and want a true posi track or limited slip differential and you dont have the factory locking differential go to this link
http://www.ringpinion.com/DiffWizard.aspx
http://www.ringpinion.com/DiffWizard.aspx