AA1
From original idea to original equipment
As the first clearance-sensing brake adjuster, the Haldex AA1 offers customers a higher level of technical efficiency, safety and reliability. It is designed to adjust exactly and gradually when it matters, maintaining a constant clearance between lining and drum, whatever the conditions or driver’s braking style. The adjustment mechanism is integrated into a robust, high-quality housing that protects it from knocks, dirt and moisture and assures a long service life even in hostile driving environments.
Key benefits
- Constantly maintains brake lining -to-drum clearance, reducing stopping distances and increasing driver's confidence under all conditions
- Heat-treated housing extends life and minimizes internal wear
- Heat-treated, high strength, high alloy steel internal gears withstand wear
- Reliable o-ring seals improve protection from moisture, dirt and road salt
- Verifies proper installation at a glance through its built-in visual indicator, eliminating the cumbersome templates needed to check other ABAs.
What sets us apart
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The Haldex AA1 Automatic Brake Adjuster established the superiority of the clearance principle and is nowadays fitted as original equipment by the world’s leading manufacturers of heavy commercial vehicles.
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The brake adjuster Haldex AA1 is a proven highperformer with an impressive track record – millions have been sold worldwide over the years. On the road, the clearance principle gives customers efficiency and performance benefits that translate into increased profitability.
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The long-term success of the AA1 has propelled Haldex to its position as world No 1. supplier of brake adjusters to the heavy commercial vehicle sector.
Product catalogue
Quick and easy access to the full range of Haldex products. Each part number shows the product’s technical specification, price and picture.
Technical Documentation
The documentation catalogue with its large database is also the foundation for the user-friendly ordering options on the Haldex webshop. Let's have a look!