This black switch is used only with Allison MT30, MT40 and HT70 transmissions.
The now discontinued red A300136 switch was used with Allison AT540, MT640 and MT650 transmissions.
The switch has contacts for both neutral start and reverse circuits.
Please call your Fisheries Supply representative for advice regarding this switch at 1-800-426-6930.
Note that this product is the switch only. You must purchase the 300129 Hardware Kit for the brackets and hardware to intall this switch.