1963 Chevrolet Blazer Transmission Mount A2378, 1 Piece, vehicle-specific replacement mount for a handy home-garage job, steady drivetrain support, reduced movement, and installation-point review
A2378 vehicle-specific transmission mount replacement
✔️ 1 piece, transmission support fit, 1.8 lb catalog gross weight
This listing includes 1 piece A2378 transmission mount for the 1963 Chevrolet Blazer. This handy OE-style replacement is typically used at the transmission support location to support the drivetrain, manage movement, and help isolate everyday engine or transmission vibration.
✅ Part number: A2378✅ Pack size: 1 piece
✅ Vehicle year: 1963
✅ Car make: Chevrolet
✅ Car model: Blazer
✅ Product type: Transmission Mount
✅ Mount position: Transmission Support
✅ Original listing style: Transmission Mount
✅ Item weight: 1.8 lb catalog gross weight
✅ Source detail: Transmission mount built with OE-spec rubber-to-metal bonding for classic GM full-size and mid-size platforms
💡 Why do service shops check transmission mount fit using mounting surface and bolt spacing when matching an automotive cross-reference?
A correct match keeps the bracket and rubber or hydraulic section aligned with the factory support points and expected drivetrain load.
- Confirm the year, make, model, engine option, and transmission choice
- Compare the mount position, bracket shape, bolt pattern, and cross-reference
- Inspect nearby mounts and support the drivetrain safely during installation