My SumoSprings 4Runner Install and Review

If you've noticed your rear end sagging under a heavy load, adding a set of sumosprings 4runner style might be the easiest fix you'll ever find. There is something incredibly frustrating about packing up your rig for a weekend camping trip, throwing the cooler and the recovery gear in the back, and realizing your Toyota looks like it's trying to pop a wheelie. The 4Runner is a beast, but let's be honest—the factory rear springs are a bit on the soft side. ...

May 3, 2026 · 7 min · Awa Huppmann