Forum Discussion
Iraqvet05
Nov 23, 2015Explorer
I replaced mine last year but after reading multiple forums it seemed the factory yellow progressive stops (aka jounce bumpers) were the favorites among users. I'm not sure if the 3500 uses the same jounce as the 2500 but the GM PN is 15835667. They can be found for about $20 each if you shop around.
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