Mitsubishi Lancer Evolution IV, V & VI RS/GSR (1996 - 2001) Rear Diff Front Mounting Bush, RS Only 45mm - PFR44-420 Fits RS and non-AYC vehicles only. For vehicles fitted with AYC use PFR44-120 - NOTE: Price is for CAR KIT, NOT per bush… Powerflex price their bushes individually, but we have combined the quantities to make it simple!