Evan, I have been with Erie since I was 18 ,i'm 19 now
My 99 chevy 2500 HD runs 650 a year and My 93 GMC 3500HD dump(15,000 gvw) runs about 600 a year. (both are full covrage one million covrage. hope this helps
John W Bell
Trim Masters, Inc.
Free Spray Lawn Care