Thanks, I sent them an inquiry but they don't do Siennas.
Found Gecko Suspension; looks like they do Sienna lowering kits. Maybe?
Coil overs have intrigued me, as they seem like ideal for my use. I could run at stock height for 95% of driving and I'm guessing ?30 minutes to raise?
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Working on Converting a 2014 Sienna AWD Limited for rock climbing and back country skiing
Previous Rig: 1996 EB Dodge with Contempo Top