Actually, it may fit on the DS of a 3.6L JK. These are the dimensions.
Here are some specs:
Specs:
125 PSI
oil-Less compressor
Pressure Switch
Compact, lightweight 28 lbs
3.4 cfm @ 40 psi
3 cfm @ 90 psi
Dimentions: 15" High, 14" Long, 5" Deep
Dimentions of Tank Only 6-1/2" High, 14" Long...