9-11-24 How to extend lawn into woods and create wide snowmobile trail 4K

Enlarging our back lawn to include the main snowmobile trail extending through our woods.
The woods I’m clearing were so thick you couldn’t walk through them.
I've had to change to sharp chains 28 times so far in the past five weeks. However, I have had to cut many stumps down to ground level or lower which will dull them as soon as they hit stone, dirt or a dirty stump.