Works with your 

2.5" Front 3.0" Rear Fox Shocks

X3 Max RS Turbo RR with Smart Shox
X3 Max RS Turbo RR non Smart Shox
X3 RC Turbo RR 72
X3 X RS Turbo RR With Smart Shox
X3 x RS Turbo RR

Please note, if you don't have the above models, you may have to replace the rear shocks to the 3.0 IBP.  Typically customers will pickup a take-off set.  Easiest way to tell is if the reservoirs are mounted to the cage its the correct set.

Travel

Front Maximum Clearance* - 20.5"
Rear Maximum Clearance* – 22.5”
 Front Minimum Clearance* – 4”
 Rear Minimum Clearance* – 4.5”
 Front Suspension Travel** – 16.5”
 Rear Suspension Travel** – 18”
 B Pillar roof to Ground* – 71” Maximum
 B Pillar roof to Ground* – 54” Minimum

* Factory Tire
** Factory travel numbers include "tire flex". We limit minimum clearance from the factory 1.4"/2.75" to 4"/4.5". Maximum extended is limited by the shocks so its the same as original.