kevinle

hi all, I try to play with mine again after 10 yrs and I forgot what type of gear of my Inferno race spec, simeone could help, I have a 21t and try to get a 23t

RustyUs

I'm pretty sure a Mod 1 pinion gear is what you want. If your 21T pinion gear measures 23mm in diameter, then it's a Mod 1 gear.

kevinle

thank you sir