There is no such thing, as Ldt. base. The Ldt. boards can have the grind base or normal base. The grind base on a Ldt. board and traditional board is the same. That also count' if it has the normal base. It's the same.
Thanks benj! I've been a little nervous about getting it cuz I've ridden the shane for the last 3 years. I was looking for something different and ended up deciding on the Lyman. Can't wait to give it a go!