Hobbyists maintaining Kyosho MP9s can use the IF412B Differential Shaft to restore drivetrain stability. These shafts help ensure even power distribution within the differential for predictable handling.
The Kyosho IF412B Differential Shaft matches MP9 differential geometry so it installs cleanly into the stock assembly. The included two shafts give you the spare needed for full diff rebuilds or quick replacements.
Swap the IF412B shafts using standard RC tools and take care to align the diff internals precisely. Test the diff rotation by hand after assembly and address any binding before refitting the unit to the car.
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