Replacement RA31150012 Engine Mount Kit 3.5L Front Rear RH OEM Replacement

The Replacement RA31150012 is a complete engine mount kit designed as a direct OEM replacement for the 3.5L V6 engine. This kit includes multiple motor mounts — front/front, right-hand, and rear positions — providing a comprehensive solution to restore proper engine support and alignment in a single purchase.

Engine mounts are critical rubber-and-metal components that secure the engine to the vehicle's frame and isolate drivetrain vibrations from the cabin. Over time, the rubber components deteriorate, leading to increased vibration, clunking noises, and excessive engine movement under acceleration or braking. Replacing all affected mounts at once ensures balanced support and prevents accelerated wear on adjacent components.

Key Features:

• Complete kit includes front (front position), right-hand, and rear motor mounts
• Designed to meet or exceed OEM specifications for fit and performance
• Replaces OEM part numbers: 50800-S0X-A04, 50820-A3V-A82, and 50810-S series
• Manufactured for the 3.5L V6 engine application
• Rubber-to-metal bonded construction for durability and vibration dampening
• Direct bolt-on installation — no modifications required

This kit is sold under the Replacement brand as an aftermarket alternative to dealer-sourced OEM mounts, offering a cost-effective way to restore factory-level engine stability and reduce unwanted noise and vibration.