does it bottom out on the snubbers or lean cornering?did you use different offset wheels??is it 2 or 4 wheel???Does the steering rods stay level????:
Have you contacted BellTech????anything in the directions on troubleshootig???were the tires new when you lowered it or did they already have some miles ????do the tires whimper( squeel) when turning??? try it in a big flat paved parking lot. does it track straight???