Truck Camper Magazine just did a whole article about maintaining tire pressure in dually tires: Truck Camper Magazine dually tire pressure article Lots of talk about equipment but I still don't kno...
Or another solution would be to buy a small compressor. .
This. But I wouldn't get anything that plugs into the cigarette lighter. You want something that you need to clamp secure to the battery terminals (or permanently mounted) and has a 100% duty cycle.
