Option 1
0-99 posts - Newbie
100-199 posts - Mall Crawler
200-499 posts - Trail Ready
500-1999 posts - Rock Crawler
2000+ posts - Web Wheeler

Option 2
0-99 posts - Stock Yota
100-199 posts - Lifted Yota
200-499 posts - Locked Yota
500-1999 posts - Armored Yota
2000+ posts - Ultimate Yota

Make your choice (and/or add your 2 centavos)