The torque spec for the lug nuts on the Aluminum Modular Trailer Wheel part # LHJM513 should be between 90-100 ft. lbs. which you can see from the attached chart. I have also attached for you some additional parts you may what to use with this wheel.
Center Cap - part # LHCS109
Valve Stem - part # AM20906
Wheel Lock Set - part # RG01-150 view full answer...
The Advent Air RV Air Conditioner w/ Ceiling Vent and Start Capacitor # ACM135C that you referenced comes with a thick gasket to seal it to the roof of your camper. This kit comes with everything you'd need to install in a non-ducted application like yours. view full answer...
The best backup/observation camera I have found to be with cost in mind is the Furrion Digital Wireless Observation System part # FOS43TASF. This system has all of the features you will want in a backup camera including a wireless design which means you do not need to run wires from the camera to the monitor, full color LCD display for a clear view, and LED lights built into the camera for use at night. The camera also comes with a water resistant housing which offers both protection and... view full answer...
From previous customers with Cardinal 31LE campers the correct brake assembly size you'd need is 12 inch by 2 inch and the set I would recommend is the etrailer part # AKEBRK-7-SA which is a self adjusting set that will work really well and also not break the bank. This is definitely what I would use if it was my trailer. view full answer...
I would be happy to help you determine if 4 step RV steps will fit your 2008 Forest River Cardinal LE 5th wheel trailer, but I will need to know the entry height of your RV and the width and depth of the space underneath the doorway.
The entry height of your RV is measured from the top edge of the mounting location to the ground while on a level surface as shown in the included picture.
For example the TorkLift GlowStep Revolution Scissor Steps w/ Landing Gear - 4 Steps - 27-1/2" Base... view full answer...