There is some benefit but as you see not a lot. That's why manufacturers eventually went from friction shocks to single action lever shocks to double action, to tube shocks and on from there. I had a nasty wheel hop on my '38. Overhauling the stock lever action shocks didn't solve it so I ended up putting tube shocks on the front and that solved the wheel hop.

Save a life, adopt a senior shelter pet.
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Name your dog Naked so you can walk Naked in the park.