What's the best suspension setup? Is it double wishbone?

yes
unequal length double wishbone with inboard pushrod suspension
/thread

Depends on the car's purpose.

beam with torsion bar

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Hydraulic


https://www.youtube.com/watch?v=SppAv7F7C9Q

solid axle

rusted leafsprings front and back

macphearson

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front

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>>13834471
i meant back this is front

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SWING AXLE
W
I
N
G

A
X
L
E

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Center arms

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Multilink can be very good

>>13834361
Macphearson is good but you get binding where a double wishbone setup will be fine.

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>>13837834
>ball joints on front and rear suspension

>>13833400
What about off roading farm truck?