Hendrickson Intraax 23K Pound AA230 Air Spring Replaces Hendrickson S-21800 Oil Pan Component Peterbilt and Kenworth heavy-duty trucks

Peterbilt and Kenworth heavy-duty trucks with the WABCO single-cartridge platform

Older off-highway trucks and pipe layers

Hard-start or no-start condition with audible solenoid click but no pull-in

Power loss or hesitation under load

Mack CH-series (CH600/CH612/CH613 highway)

Hendrickson Intraax 23K Pound AA230 Air Spring Replaces Hendrickson S-21800 Oil Pan Component Peterbilt and Kenworth heavy-duty trucksWorld American WA01 8709C is a rolling lobe parallel air spring for Hendrickson Intraax AA230 23,000 lb trailer suspensions built August 1997 and up. It replaces Hendrickson S 21800 and S 20900, ContiTech AS8709, and Firestone W01 358 8709 with matching plate geometry, design height, and load ratings. Two bolt top plate, single stud bottom plate. Specifications Manufacturer World American Part Number WA01 8709C Part Type Rolling Lobe Air Spring