Well I Must Admit That These Esc's Rock... I Watched One In Action By A Pro Driver Who Was Driving Someone's 4wd Schumacher Buggy With The 120 Amp Esc And A Trakpower 6.5 Motor... It Flat.out Rocked!!!!!! He Ran That Thing Hard In That 4 Wheeler And It Ran 105 Degrees... Its Almost A Perfect Copy Of The Newest V3 HobbyWing Esc And The Orion R10 Pro... Im Considering Trying 1 In My 4wd sc.