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HENDRICKSON MAXX22T^™

Optimized trailer air disc brake system

Hendrickson addresses the industry's demand for an advanced trailer air disc brake with its proprietary MAXX22T™ air disc brake system.

Hendrickson MAXX22T offers significant weight savings over similar designs. Additional weight savings can be achieved with Hendrickson’s latest addition to the MAXX22T line up – HXL7® Hendrickson Extended-Life 7-Year System™ with Outboard Mounted Rotor.

Hendrickson also offers a full range of air disc brakes for wheel sizes varying from 17.5- up to 24.5-inches for trailer commercial vehicle systems.

Air disc brake packages are available as premium options on many of Hendrickson’s INTRAAX®, INTRAAX SP, VANTRAAX® and ULTRAA-K® integrated suspension systems and TRLAXLE® non-integrated axles.

*Note: Please refer to the suspension and non-integrated axle ordering guides to spec an air disc brake system today.

Features and Benefits

HENDRICKSON MAXX22T™

Optimized air disc bake for trailer applications
Hendrickson proprietary MAXX22T brake caliper
Lightweight rotor and torque plate for unparalleled weight savings over similar designs
Additional weight savings with the Dura-Light Hub® option
Bolt-on dust shield for easier installation and maintenance
Features WABCO’s proven brake technology
The only ADB system offered with Hendrickson comprehensive warranty coverage
Outboard Mounted Rotor available with HXL7® wheel-end systems

AIR DISC BRAKES

Consistent performance during extended braking application cycles such as long descending grades.
Compatible with advanced technologies such as roll stability systems (RSS) and electronically controlled braking systems (ECBS)
Available with TIREMAAX® PRO, advanced tire pressure control system, specifically designed to allow air to flow in both directions – to and from tires.

Specifications

AIR DISC BRAKE PACKAGE	SPINDLE	ROTOR	WHEEL SIZE	HUB MATERIAL	CHAMBER
Hendrickson MAXX22T™ with Outboard Mounted Rotor	HX	415mm Outboard	22.5” and 24.5”	Steel	Standard 20/24
Hendrickson MAXX22T™	HN or HP	415mm Inboard	22.5" and 24.5"	Ductile Iron / Dura-Light Hub®	Standard 20/24
WABCO PAN22-1	HN or HP	430mm Inboard	22.5" and 24.5"	Ductile Iron / Aluminum	WABCO 20/24
Knorr/Bendix ADB22X-LT	HN or HP	430mm Inboard	22.5" and 24.5"	Ductile Iron / Aluminum	Knorr 18/24
WABCO PAN19	HN or HP	375mm Inboard	19.5"	Ductile Iron	WABCO 16/24
WABCO PAN17	HN	325mm Inboard	17.5"	Ductile Iron	WABCO 18/24
HALDEX DBT22LT	HN or HP	430mm Inboard	22.5" and 24.5"	Ductile Iron/Aluminum	HALDEX 18/24
HALDEX DBLD	HN or HP	430mm Inboard	22.5" and 24.5"	Ductile Iron	HALDEX 20/24

Contact your Hendrickson representative for a complete listing of RTR® READY-TO-ROLL® options. TIREMAAX® tire inflation system is also available as an option with all air disc brake packages.

Actual product performance may vary depending upon vehicle configuration, operation, service and other factors.

Hendrickson suspensions and axles available with air disc brakes (ADB)

Suspension / Axle Models	Availability
Suspension / Axle Models	22.5/24.5 inches	19.5 inches	17.5 inches
INTRAAX® AANT, AANLS, AANL, AAL, AAEDL, AAEDT	✔	✔
INTRAAX®-SP AAZNT	✔
VANTRAAX® HKANT, HKAT, HKARL	✔
ULTRAA-K® UTKNT	✔
Integrated Beam to Axle B2AHT			✔
TRLAXLE®	✔	✔

1. Hendrickson MAXX22T not available on the following models: AAEDT 30K / AAEDL 30K.
2. WABCO PAN17 available on HT250U suspension with TRLAXLE, 6.5-inch ride height and limited tracks only.

Suspension / Axle Models	Availability
Suspension / Axle Models	Unique HCV	Rear Mounted Shocks
INTRAAX®
AANT23K	✔
AANLS 20K / AANL 23K	✔	✔
AAT 23K, 25K, 30K	✔
AAL 23K, 25K, 30K / AAEDT 30K / AAEDL 30K		✔
INTRAAX®-SP
AAZNT 23K, 46K	✔
VANTRAAX®
HKANT 23K, 40K, 46K / HKAT 50K	✔