Expert Answers about Freightliner 122SD

• How To Tow Trailer W/ 7-way Blade Connector With 2013 Freightliner 122SD W/ 7-pin Round Connector
• I would be happy to help you make a wiring adapter to allow you to connect your 2013 Freightliner 122SD with a 7 pin round connector to your 2020 EZ4 triple axle trailer. First you will need a female 7-pin round # PK11720 and female 7-way blade # PK12-707E. Since the 7-pin round has separate brake and turn signals but a 7-way blade has combined you will need the the 3-wire to 2-wire converter # HM48847 like you mentioned. This will get connected to 7-way connector as follows: Red wire...
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