26 MIDWEST WHEEL COMPANIES HENDRICKSON OE TRUCK & TRAILER SUSPENSION PARTS! HENDRICKSON TRAILER Suspension Parts Critical Wear Inspection Areas • Shock Absorbers • Tri-Functional Bushings & Bolts • Alignment Collar INTRAAX® Suspension HENDRICKSON TRUCK Suspension Parts HAULMAAX® Suspension AIRTEK® ▪ HAS™ HAULMAAX® / HN SERIES PRIMAAX® ▪ RS™ ▪ RT™ & RTE™ TN VS-228 With Integral Dump TN VS-227 Without Dump Valve Standard O.E. on all INTRAAX® & VANTRAAX® trailer air suspension systems Height Control Valves TN S-24679 QUIK-ALIGN, wide bushing TN S-24705 QUIK-ALIGN, narrow bushing Pivot Bolt Kits (alignment collars not included) Cam Tube Service Kit TN S-28890 (INTRAAX & VANTRAAX) • For 16.5" Brakes - includes cam tube, support brackets, screws, nuts, washers, rings • For models shipped after April 2001 HAULMAAX Bolster Spring Tie-Bar Design HTK64179-048 HAULMAAX Tie-bar Service Kit Includes: • 1 Tie-bar Bolt • 1 Bolt Spring Spacer • 2 Tie-bar Bolster Springs • 9 Flange Nuts HN SERIES Bolster Spring Tie-Bar Design HN Series HTK60879-000L Progressive Spring HAULMAAX Progressive Load Spring Service Kit (One Side) HTK60961-745 ZMD® Zero Maintenance Damping® Eliminates Shock Absorbers • Standard on VANTRAAX® ULTRAA-K® • Optional on VANTRAAX® 40K Features: • Durable chain down stop • Reduced maintenance • Enhances ride quality • Extends trailer life • Reduced risk of CSA violations • Improved tire wear Damped Air Spring • Standard upper and lower mounting • Standard internal bumper • Sealed piston • Stronger than standard VANTRAAX® air spring Chain Down Stop • Zinc plated, steel chain • Shock absorber bushings • Covered to limit motion • Attaches to existing shock mounts AIR SPRINGS TN S-34733 Straight Piston TN S-38000 Flared Piston w/ larger dia. base Differential Height Control Valve w/ Dump TN VS-27116 with differential dump Used on Vantraax with (DST) Dock Stabilizing Technology VANTRAAX® HT® SERIES HT230T Pivot Bushing Kits TN S-24691 QUIK-ALIGN, wide bushing TN S-26321 QUIK-ALIGN, narrow bushing QUIK-DRAW Valve Height Control Valve w/ Dump HTK57977-000 For use with the following Suspension Systems: • PRIMAAX® PAX 460, 12 1/2", 14 3/8", 15 1/2" Ride Heights • HAS® SUSPENSION *Note: These air springs should NOT be mixed on the same air slider suspension system TN VS-25223 Three-way Auto Reset Valve TN VS-25224 Three-way Auto Reset Valve Assembly with Fittings
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