Shop › MEUS Racing Steel Differential Gears Helical Diff Ring Pinion Gears Underdrive Or Overdrive for TRAXXAS TRX4 TRX6 MEUS Racing Steel Differential Gears Helical Diff Ring Pinion Gears Underdrive Or Overdrive for TRAXXAS TRX4 TRX6 $16.99 Add To Cart Added!