BigYellowIron
Diesel Tech
Do you need a inch of travel in the rear end for the 2.8 class, i dont see that rule in there.
Its right there.
b) Rear; an OEM-style suspension is mandatory. Traction bars and devices are permitted; they must be bolt-on only; wells are permitted for attachment to frame or axle housing. Control arms may be strengthened or replaced, provided all original mounting points are retained. Strut tower braces, lower tie bars, sway bars, limit straps, and suspensions must use at least on working shock absorber per wheel. Rear suspension must maintain a minimum compression travel of one inch