TRF415 big pulley and gear diff conversion.
So you have a 415 and you want to get back to racing against the big boys. The 415 is still perfectly able to get you into the A finals, how...
So you have a 415 and you want to get back to racing against the big boys. The 415 is still perfectly able to get you into the A finals, how...
Tamiya Gear Calculator Gear Ratio Calculator Drivetrain: 4WD Shaft...