Genuine Nissan Circlip.
This little guy clips under the shifter snap ring to help hold the shifter in the gearbox.
Manual transmissions only.
Application:
S13 Silvia
RPS13 180sx
S14 Silvia 200sx
S15 Silvia 200sx
R31 Skyline "RB30"
R32 Skyline
R32 GTR
R33 Skyline
R34 Skyline
WC34 Stagea
AWC34 Stagea