Tough conditions demand tough truck shocks. The large bore KYB MonoMax provides the additional stability that heavier, more powerful or high center of gravity vehicles demand. The KYB MonoMax is a heavy duty monotube shock absorber that provides the most handling, control and durability of any KYB shock; and it’s just for trucks. The MonoMax’s tough design automatically adjusts to driving conditions with fade-free performance. The KYB MonoMax has an outstanding reputation for vehicles that do real work, go off-road, tow a trailer or haul heavy loads. It uses a work-ready, zinc-coated steel piston ring and includes an off-road dust boot. Maximum performance upgrade with up to 40% more damping performance than standard shock absorbers Perfect solution when you need to upgrade suspension performance on your Ford truck Truck monotube design outperforms all other standard shock absorbers Zinc-coated, stainless steel piston ring provides a positive seal in the most extreme conditions Rubber boot to protect the shaft and keep dirt and debris away from the seals