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Trailer > Primary Fixed Suspensions > INTRAAX AAT
INTRAAX AAT
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AAT 23K/25K/30K Top Mount

Worldwide, OEMs, fleets and owner operators put their trust in INTRAAX®. INTRAAX continues to prove its reliability and performance, piling up thousands of miles on tens of thousands of trailers worldwide every year. With a reputation for low maintenance and durability, INTRAAX costs less to operate over the long haul and helps keep rigs on the road longer. The versatile AAT 23K / 25K / 30K models are ideal for platforms, tankers, dumps, grain hoppers and specialty trailers – on-highway or off road.

Hendrickson’s exclusive ZMD® ride technology is now available as an option on select models.

Sales Literature

L1265 - Soft Coat FlyerREV A11/19604K L1309 - INTRAAX UBL FlyerREV -06/20491K L614 - INTRAAX BrochureREV T01/201.7M L1153 - INTRAAX AAT 23K,25K,30K with LDA FlyerREV F06/20364k L1065 - INTRAAX Raised-Center Axle FlyerREV I06/20612K L667 - High Control for INTRAAX and HT SeriesREV C06/20219k L761 - Understanding Air RideREV J01/204.8M L600 - INTRAAX Top-Mount SpecificationsREV L10/19298k L742 - INTRAAX Cambered AxleREV C06/20560K L977 - Trailer Suspension Systems and Axle Systems Identification GuideREV I11/193.5M L801 - Liftable Suspension GuideREV E11/191.2M

Parts Lists

L1266 - Frame Brackets Parts ListREV H06/20447K L1287 - Shock and Shock Strap Parts ListREV F08/20369K L1182 - Controls Parts CatalogREV I03/201.8M L405 - INTRAAX AAT 23K, 25K, 30K Parts ListREV S12/201.8M

Service Literature

L583 - Comprehensive Warranty StatementREV AC11/20608k L1073 - INTRAAX & CONNEX Suspension Information and RequirementsREV L09/19571k L635 - INTRAAX® Shock Mount Assembly ProcedureREV E02/141M L839 - Reapplying Axle Sealant ProcedureREV A06/0761 KB

Genuine Parts

L1192 - INTRAAX AAT Popular Service PartsREV C01/20595k

Ordering Guides

E602 - INTRAAX Electronic Ordering GuideREV QQ11/20918K L602 - INTRAAX Ordering GuideREV QQ11/20213K
2:15 INTRAAX® - Integrated Trailer Air Suspension
INTRAAX
New Model Reference		 INTRAAX
Old Model Reference		 Suspension
Capacity (LBS.)		 Axle Rating1 (LBS.) Ride Height2 (IN.) Base Model Weight
(LBS.)
AAT 23K AA230T 23K 23K 13.5, 14, 15, 16, 17, 19 528
AAT 25K AA250T 25K 25K 13.5, 14, 15, 16, 17, 18, 19 551
AAT 30K AA300T 30K 25K 13.5, 14, 15, 16, 17, 18, 19 555

1. Axle structure rating only. Brakes, wheels and tires rated separately.

2. Suspension ride heights must be set within Hendrickson specifications in order to provide load equalization among axles and to ensure proper suspension performance. Failure to maintain proper ride height settings can lead to suspension, axle or trailer damage.