Honda CIVIC Ek4 Crx Integra Y21 Y80 S80 S4c Lsd Differential Limited Slip Diff
Y21/Y80/S80 or S4C transmission only. Integra GS-R (Y21) 1992 – 1993. The helical gearing manages the distribution of friction within the LSD. When torque is applied to the helical gear system it creates force that pushes the gear into the differential body, thus creating friction.