Originally Posted by whoopass

I am with you on this one bud, i tried the 528 stock on a HW120 and the brakes were fine for 1 min then stopped working altogether. i use 20-30% drag break all the time running 13.5 class. flashed the ESC back to 422 and not had an issue, i actually think the 422 is better and smoother. not changing back to 528 again. however the ESC is awesome. keep up the good work guys..... great driveability. i think 3000/4000 is too low for timing anyway. i run 9000 on a LRP X.12 13.5 and the motor is strong all race.... geared at 6.7 fdr on a large-ish track. 20m main asphalt straight...

also tried on the basic radio setup at 100% on the end points, then increasing the radio by 5%. car was good all day.