If youre refreshing the drivetrain on a YZ-834B Dog Fighter, the Yokomo ZB-PG3217 steel pinion delivers a rugged, precise 32-pitch 17-tooth option. Built for repeatable mesh and low wear, it helps keep your motor and gears running smoothly during track sessions or backyard practice.
Steel pinions are chosen for long service life and resistance to deformation under load. The Yokomo ZB-PG3217 is engineered to resist wear so you can count on steady gear engagement and fewer replacements over time.
This ZB-PG3217 pinion is made to match the YZ-834B chassis mounting and shaft sizes for straightforward installation. The correct fit reduces setup time and gives predictable handling and speed response after the swap.
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