ball joints/bearings/rod ends, bushes if they are perished/split (you will be able to notice this easily) i'd change the usual, oil filter, oil, air filter, flush radiator and put new fluid in, replace gearbox oil also that may help with the reverse issue cambelt and water pump could be done also (may aswell get water pump done with cambelt, if cambelt looks worn) *check when last cambelt was done, usually written on cambelt cover or in service book *edit