The Dirt Logic 4.0 Coilover is engineered to deliver maximum off-road damping performance without sacrificing highway ride comfort. Built for full-size vehicles that demand the strongest and most capable suspension components, this large-diameter coilover provides exceptional control in the harshest driving environments.
With its massive 4.0-inch shock body and premium internal components, the Dirt Logic 4.0 offers increased oil capacity and superior heat dissipation for consistent performance during aggressive off-road use. Designed as a true bolt-on solution, it stands at the top of Fabtech’s coilover lineup for strength, durability, and performance.








