This is the HPI-Racing Pinion Gear Heat Sink for the Baja.|
Need extra cooling for your Baja 5B drivetrain? Look no further than
this machined aluminum Pinion Gear Heat Sink that helps cool the
pinion gear and clutch for longer spur gear life.
Replacement part for the heat sink included in the optional Heavy
Duty Pinion Gears, and it can be added to the stock pinion gear for
Mounting hardware and instructions are included.
Width: .42" (10.7mm)
Diameter: .65" (16.53mm)