Gabriel 85304 FleetLine Heavy Duty Shock Absorber 1-5/8 inch bore provides improved durability 360 degree arc welded end mounts protect against end mount breakage Hydraulic rebound stop prevents impact damage to the shock and vehicle mounting components Welded closure for maximum tensile strength Multi-lip piston rod seal provides backup seal protection Installation Specifications Compatibility Procedures Makes &amp; Models Features Recommendations Legacy Products Rugged, self-compensating piston seal for consistent damping ability and reduced fade throughout the shock life Multi-lip piston rod seal leads to longer product life 360<span class="a-text-bold"></span> end mounts provide superior structural strength Cold formed and arcwelded eye ring end mounts (most applications) for greater tensile strength Hydraulic extension stop provides unparalleled system durability and inhibits shocks from topping out and suspension from over-extending