ContiTech AS8091 Air Spring ⎪Replaces Firestone W01-358-8091 Engine Cooling replacing Cat 1R-0749

replacing Cat 1R-0749

0 GPM (10 L/min) Adaptor Head 3304173S (remote mount) Engine Compatibility Cummins NT855

Engine sits low or shifts position relative to the frame rails

Century Class C112/C120

using the wrong seal will leak

ContiTech AS8091 Air Spring ⎪Replaces Firestone W01-358-8091 Engine Cooling replacing Cat 1R-0749The ContiTech AS8091 is a rolling lobe air spring for heavy duty truck and trailer suspensions, engineered for stable ride height, low natural frequency, and high load capacity. Direct replacement for Firestone W01 358 8091, Goodyear 1R14 171, Hendrickson C 20901 S 20901, and Paccar AS80910 commonly fitted to Hendrickson Intraax air ride trailer suspensions. Specifications Manufacturer Continental ContiTech Part Number AS8091 (also marked 64421 11 10.