379160 RV Gear Box Linkage with A Compatible with Electric Steps Series 22, 23, 28A, 30, 32, 33, 34, 35, 36, 38, and 40

For step series 22, 23, 28A, 30, 32, 33, 34, 35, 36, 38 and 40. This gear box has a curved linkage assembly
“A” is embossed on the linkage arm
Gear box linkage for “a”
Measures 99-1/2″ long x 19-1/8″ wide x 8-1/4″ deep