-Grabbers and Revos are tires. (Refer to Grabbers as Crappers)
-Sliders are steel bars that replace the step rails to provide rocker panel protestion.
-Shackles are the things on the leaf spring pack that look like a huge bicycle chain link.
-AAL's are add-a-leaf kits to get about 1.5" of lift in the rear and a bit a towing capacity.
-RLD's are rear locking differentials to make the rear axle into a kind of solid axle to get through very tough terrain. On X's they are air lockers.
-GOX is the Gathering of Xterras
Anything else?