2015-2023 S550 KellTrac XTR Spec Viking Berserker Coilover Kit, PAIR

This Viking Berserker based XTR-COMP coilover kit features KellTrac spec'd spring rates, shock shaft travel, compression and rebound valving specific for STREET, STRIP, PREP and NO PREP racing S550 IRS applications. Please answer all questions accurately so your kit is specific for your application!

*ALL COILOVER KITS FROM KELLTRAC INCLUDE THRUST BEARING AND SPANNER WRENCH UPGRADE OPTIONS; PERIOD*

*IMPORTANT:  Due to our unique strut design, UPR Products Caster Camber plates are NOT recommended use with these specific Series Coilovers*