Yokomo S4-504GGA Gasket of Cent.Gear Diff.Housing for YZ-4S 橫崛  [S4-504GGA]

That's a gasket to avoid oil leakage that fits the guts gear differential situation, which can be an optional component for YZ-4S. Contains 1 piece.

Supported Chassis
MOR-010 / B-YZ4SF / B-YZ4SF2-1 / MOR-020