Suspension and Axle Identification Guide
IDENTIFICATION GUIDE
UNDERSLUNG SUSPENSIONS Underslung suspensions are those with the beam assembly under the axle. The illustrations show the distinguishing characteristics of the various Hendrickson underslung suspensions. In order to determine the suspension model, find the illustration with the same identifying characteristics.
Upper shock bracket mounts in frame cross member (remote shock)
HT ® SERIES Underslung
• HT190U
Single combo stud air spring
U-Bolt
8",10" or 13.19"
Straight beam
Integrated Axle Seat
Upper shock bracket mounts to trailer frame
HT SERIES UNDERSLUNG
• HT200UAM
Double stud air spring - One combo stud - One standard stud
U-Bolt
9" or 10"
Straight beam
Integrated Axle Seat
HT SERIES Underslung • HT250US • HT300US
Upper shock bracket mounts to frame bracket
Single combo stud air spring (250US) Double combo stud air spring (300US)
U-Bolt
4.5", 8", 10",12" or 14"
Straight beam
Integrated Axle Seat
48
Trailer Commercial Vehicle Systems
Refer to Hendrickson Literature No. L977 - Suspension ID Guide
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