Originally Posted by
Shark413
I love my SC10 4x4 but one thing is a real pain, changing or adjusting the pinion. It basically requires you to pull the entire motor out. So I decided to do what AE should have done for us. I drilled a hole thru the bottom of the chassis that lines up with the pinions grub screw. So now I can stick a wrench in the hole and loosen the pinion grub screw to adjust or remove the pinion.
I leave the motor on and use an allen key to tighten and loosen the grub screw on the pinion! Works great for me every time, and I've built 3 of these trucks.