Swap in these Steel#45 differentials to make your HPI WR8 drivetrain more robust under heavy use. Designed to work with Bullet MT 3.0, Bullet ST Fluorescent X and WR8 Fluorescent x, the gears help maintain consistent power transfer and reduce the chance of gear failure during competitive or club running.
HPI WR8 Fluorescent x Steel#45 Differential Gears - 2pcs set (For Bullet MT 3.0 / Bullet ST Fluorescent X / WR8 Fluorescent x) - GPM WR81201
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