We can get your International 4900 set up with a 7-way and brake controller, and to do that you'll need to start with a 4-way, which will activate your trailer's lighting functions, and you'll then plug that into the 7-way. For the universal harnesses and brake controller, use the following:
- Tail Light Converter with 4-Pole Flat Trailer Connector # C59236
- Universal Installation Kit for Trailer Brake Controller # ETBC7
- Prodigy P3 Trailer Brake Controller # 90195
The # ETBC7 has the... view full answer...
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