The Dirt Logic 4.0 Piggy Back Resi Coilover delivers the ultimate level of off-road damping performance while maintaining excellent highway ride quality. Built for full-size vehicles that demand maximum strength and control, this large-diameter coilover is engineered to handle extreme terrain without compromise.
Featuring a massive 4.0-inch shock body and integrated piggyback reservoir, the Dirt Logic 4.0 offers increased oil capacity and superior heat dissipation for consistent performance during aggressive off-road use. Designed as a bolt-on solution, it represents the pinnacle of coilover shock technology for serious off-road enthusiasts.








