The 2021 31-Inch Tire Run was hosted by the Sierra Rock Crawlers pitting fullsize rigs against the Rubicon Trail—with nothing but tiny spare tires!

The Old Man Emu 1-inch suspension system for the Jeep Grand Cherokee ZJ actually offers nearly 1.25 to 1.5 inches of lift (depending on the vehicle) to allow fitment of up to a 31-inch tire.

Jeep pays homage to the original 1993 Grand Cherokee with its Grand One ... the ZJ-generation SUV is getting a new ... lifted the car by two inches, fitted meaty 33-inch BFGoodrich tires, ...

Jeep Grand One started life as a 1993 ZJ-generation ... sidewalls of the tires, Jeep probably would have done that here. This is the Trailpass. It's a Jeep Compass with a 1.5-inch suspension ...