Sold As A Pair [Left And Right],Upgrade To Factory Bump Stops,Never Load Any Vehicle Beyond The Manufacturers GVWR,Improves Overall Driver Control And Ride Comfort,Maintenance-Free,Compress Up To 80 Pct Original Height With Full Memory Rebound,Enhances Load Carrying Ability,Will Not Leak Or Rupture,Made From Proprietary And Patented Microcellular Urethane,Reduces And Stabilizes Sway,One-Piece Unit Attached On One Side Used As A Replacement,1800 Lb Capacity At 50% Compression