Specification: Lift Height: 3.5" Front & 2" Rear Spacers Real thickness: 2.2" (56mm) Drive Type:4WD Features: Improve The Appearance Ofvehicles Support The Dependable Riding Balance Pervent From Damaging Easily Fitment: 2006-2008 Dodge Ram 1500 4wd * Trx Models Will Not Fit 3" Or 3.5" Front Spacer / Does Not Fit Mega Cab* / Rebel Models / Warlock Models Please note: Lift spacer thickness and lift is not a 1 to 1 ratio due to the suspension geometry. .