The GPM WR81202 differential and bevel gear pack gives HPI WR8 drivers a durable Steel#45 option to reduce wear and stabilise drivetrain performance. This 8-piece kit helps maintain consistent gear engagement under load and is specified for Bullet MT 3.0 and Bullet ST Fluorescent X compatibility.
HPI WR8 Fluorescent x Steel#45 Differential Gears & Bevel Gears - 8pcs set
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