Model Compatibility: Fits Mk2 vehicles requiring rear support differential replacement parts with part numbers 52380-42050 and 52380-42081. Part Number Match: Designed as a direct replacement for part numbers 52380-42050 and 52380-42081 used in the engine mount rear support differential assembly. Functional Purpose: Restores function of the rear support differential mounting system when installed in accordance with factory specifications. Application Scope: Intended solely for use as a replacement component within the engine mount rear support differential system on compatible Mk2 models. Installation Requirement: Requires mechanical installation into the existing engine mount rear support differential configuration without modification to surrounding components., Manufacturer: OupcrcJuk