TRA3991X Gearbox Halves (Front & Rear): EMX

Traxxas Gearbox Halves (Front & Rear): EMX TRA3991X is compatible with TRA390361T1, TRA390361T2, TRA390361T3, TRA390361T4, TRA39036T1, TRA39036T2, TRA39036T3, TRA39036T4, TRA3903T1, TRA3903T2, TRA3903T3, TRA3903T4, TRA5608LPT1, TRA5608LPT2, TRA5608LPT3, TRA5608LPT4, TRA5608T1, TRA5608T2, TRA5608T3, TRA5608T4, TRA5608XT1, TRA5608XT2, TRA5608XT3, TRA5608XT4