I actually have the same snap issue on my 2015 sprint pants. They like to un-snap even when adjusted not too tight around my waist.
I 2nd the praise on the newer ruckus shorts - amazing piece of kit IMO, but I do wish they were available without the chamois as most people have...
First, I'd start with the basics. Do you have the proper spring rate (~30% sag)? Is the pressure in the boost valve in the proper range (~150 psi)? What bike is this on?
If those things are correct, and since you stated your rebound is already slow, the only thing I can think of is you could...
Sounds like an awesome build, I've always wanted to do something along those lines. A lot of people don't know you can use google for the below search, so I thought I'd throw it out there since craigslist sellers are often willing to ship. Give it a shot...
Sounds like you and I are in very similar situations and prefer a similar bike setup. I have a Pivot Mach 6 on the way - take one for a test ride, you will not be disappointed. The DW suspension is incredible.
My favorite place to stay for many reasons is Stoney Creek Sunpath. It's centrally located, quick bike ride to the lifts (by the golf course then cut left by the Westin) and each unit has it's own private entry (no front desk to sneak by).
Check it out:
Any Pivot Phoenix riders around here? I'm about 195 lbs and curious to hear what rear shock setups others are running with the RC4. I'm toying around with both the 400# and 450# springs while increasing/backing off compression damping accordingly. Any insight would be greatly appreciated.