![Amazon.com: NEW B&M AUTOMATIC SHIFTER,PRO GATE,BLACK KNOB,REAR EXIT CABLE,COMPATIBLE WITH GM 3-SPEED TRANSMISSIONS : Automotive Amazon.com: NEW B&M AUTOMATIC SHIFTER,PRO GATE,BLACK KNOB,REAR EXIT CABLE,COMPATIBLE WITH GM 3-SPEED TRANSMISSIONS : Automotive](https://m.media-amazon.com/images/I/61+vGn7-ruL.jpg)
Amazon.com: NEW B&M AUTOMATIC SHIFTER,PRO GATE,BLACK KNOB,REAR EXIT CABLE,COMPATIBLE WITH GM 3-SPEED TRANSMISSIONS : Automotive
![Just A Car Guy: I just noticed something, and it's a bit odd. But, the numbers in an old AM radio, exactly correspond to the positions in an old 3 speed transmission. Just A Car Guy: I just noticed something, and it's a bit odd. But, the numbers in an old AM radio, exactly correspond to the positions in an old 3 speed transmission.](https://1.bp.blogspot.com/-YlcmdrUgQPQ/YODM8LPEUNI/AAAAAAAGZWQ/pTlVmAbMr1Y_H0CVFBSo_8WqkrV5lF-6QCLcBGAsYHQ/s658/khvjhg%2Bcopy.jpg)
Just A Car Guy: I just noticed something, and it's a bit odd. But, the numbers in an old AM radio, exactly correspond to the positions in an old 3 speed transmission.
![How would one even use 4, 3 and 2nd gear in a 4 speed automatic? While in drive do I just switch to 4,3 or 2 or what in da world : r/MechanicAdvice How would one even use 4, 3 and 2nd gear in a 4 speed automatic? While in drive do I just switch to 4,3 or 2 or what in da world : r/MechanicAdvice](https://preview.redd.it/how-would-one-even-use-4-3-and-2nd-gear-in-a-4-speed-v0-u7rqju69ztfa1.jpg?width=640&crop=smart&auto=webp&s=8aa02f2f0628a7602d5c6bc604bdffccb9ccb79d)