MINI-T HOP-UPS:
Rubber sealed bearings, 3 Racing ball differential, GPM silver and blue anodized oil shocks, GPM silver anodized aluminum bumper, 3 Racing CVD's, 14T GPM Derlin Pinion, 58t losi spur, United RC's K3 motor,titanium turnbuckles, blue ball cups, futaba T2PHKA radio, 3 racing body clips, GPM silver aluminum front and rear arms, 6 and 7 cell batteries, custom painted team losi body... Much more to come!
I tried the top gear switch on a hs-55 that I had sitting around, and the problem I had was that I couldn't get the servo to center with my radio. So I put the splined output shaft back on and trimmed it to a hex shape to fit the stock servo saver. No failure yet! (knock on wood!)