Pioneer Automotive 622374 Automatic Transmission Mount Rear Left/Right

The Pioneer Automotive 622374 is a direct-fit OEM-replacement automatic transmission mount designed for the rear left/right position on a wide range of classic GM vehicles. Built to restore proper drivetrain support and reduce unwanted noise and vibration, this transmission mount is an essential component for maintaining smooth, reliable vehicle operation.

Pioneer Automotive Industries has been manufacturing high-quality drivetrain components since 1946, and the 622374 is engineered to meet or exceed original equipment specifications. The mount features a high-grade steel or cast aluminum housing with a corrosion-resistant finish, bonded with a precision-blended rubber compound formulated specifically for this application to ensure optimal vibration damping and long service life.

Key Features:

• Direct OEM replacement transmission mount — no modification required
• High-grade steel or cast aluminum housing with corrosion-resistant coating
• Application-specific rubber compound for superior vibration absorption
• Pioneer Sure-Fit system: tested on vehicle-specific fixtures for hassle-free installation
• Restores proper transmission positioning and drivetrain alignment
• Helps eliminate driveline vibration, clunking, and excessive movement

The Pioneer 622374 transmission mount is a reliable, cost-effective solution for restoring the performance and comfort of classic GM vehicles, making it a trusted choice among professional technicians and DIY enthusiasts alike.