Measure the distance from the front-most holes to the tip. Measure the distance from the most rearward holes to the tail. The second measurement is less. "IF" you want them the same, you'll have to move the back binding up one set of holes. In other words, they set back the whole set of mounting holes. This helps in powder. I've got a legacy and I think it's the mid-wide version of the sl. I have my rear binding up a set so it feels the same when riding switch. If you aren't ever going switch, I wouldn't worry about it.
Grammar: The difference between knowing your shit and knowing you're shit.