Here are the most common transmission options for a 1979 Chevy Silverado 305 V8:
* Three-speed automatic (TH350): This was the most common transmission for this engine, but it might not have been the only option.
* Four-speed automatic (TH400): A more heavy-duty transmission, it could be found in some Silverado models.
* Four-speed manual (SM465): A robust and reliable option, especially for towing and hauling.
To determine the specific transmission in your Silverado:
1. Look at the transmission identification tag: It's often found on the side of the transmission case.
2. Check your owner's manual: It should have information about the transmission installed in your specific vehicle.
3. Look for a VIN decoder online: Using your VIN, you can find information about the vehicle's specifications, including the transmission.
Important Note: It's crucial to have accurate information about the transmission in your Silverado, as different transmissions require different fluids, maintenance schedules, and repair procedures.