cant find or think of any advantages to a dependent suspension system.
They are called independent and solid axle,front or rear.Solid axles will handle alot of abuse.
Advantages Of Suspension System
Dependent (solid axle) suspension systems are very rugged and can handle a lot. Independent rear suspension systems are mainly more for comfort in lighter cars because in a light car, you feel every bump in the road and the IRS helps to dampen that.
cloth? well i would ask more about the fill maloft is very warm-check out marmot.?