Cush drive "rubbers"......

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Apr 16, 2025
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......But they aren't rubber!
Drum brake hub, hard plastic with no elasticity so little to no cushion effect. A real ball ache to coax / force the paddles between them total 👎
I have ordered some natural rubber in 15mm, 5mm and 6mm thickness which I will cut to size and give it a try. If it's too soft, I may polypropylene which is about between rubber and the plastic
 
Interesting. Keep us informed of your findings!

A cushion made of a thermoplastic material exhibits a modulus of 1 - 4 GPa while Aluminum has a modulus if 72 GPa. There is definitely a cushioning effect by using the OEM pads.

- Knut
 
I have been using these plastic ones for years, last longer than the previous one made possibly from nylon and still provide shock absorbance.
 
......But they aren't rubber!
Drum brake hub, hard plastic with no elasticity so little to no cushion effect. A real ball ache to coax / force the paddles between them total 👎
I have ordered some natural rubber in 15mm, 5mm and 6mm thickness which I will cut to size and give it a try. If it's too soft, I may polypropylene which is about between rubber and the plastic
I once fitted a non cush drive rear wheel from an atlas to my commando mk2a
It was bloody awful
Horrible crunch when you put it in gear
It was way better with the cush drive
Nowadays I have an apprillia pegaso hub fitted to my 750
It's silky smooth with the large rubber cush drive
 
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