Achieve Precise Shifting and a Factory Fit for your 1940 Mercury Series 09A With All of Our CNC Machined Billet Shift Knob Adapters.

These adapters come with common industry standard M16 x 1.5 threads which fit most of our 1000s of shift knobs. Other adapters based on (M16 x 1.5) are available in both SAE and Metric formats so you can fit any knob to any car.

ADAPTER SIZE
3/8-16 to 16mm x 1.5

FEATURES
- Billet Aluminum
- 16mm X 1.5 (Common Thread)
- Jam Nut Included
- Detailed Instructions
- Limited Lifetime Warranty


All American Shifter products come with Detailed Instructions and a Limited Lifetime Warranty.

Choose American Shifter Company and Shift With The Best!

We recommend verifying your shifter's thread size as some vehicles may differ.

***Please Note***

This is NOT an OEM part. Professional installation recommended, some modifications may be required to work with your vehicle.

Get Instructions