The Fabtech Ultimate component box for a 4-inch lift is specified for 2011–2019 GM C/K 2500HD and 3500HD trucks and includes Uniball upper control arms plus Stealth monotube shocks. This component set supplies critical hardware for an Ultimate 4in suspension system and reflects Fabtech’s engineering and testing emphasis to deliver a durable, trouble-free suspension upgrade for heavy-duty GM truck applications.
Fabtech 11-19 GM C/K2500HD/3500HD 4in Ultimate System w/Uniball UCA & Stealth Shocks