The Meritor A5-3275E1279 or A53275E1279 is a genuine OEM automatic slack adjuster (ASA) for air brake systems, identified by Meritor as an AIR BRAKE - ASA - HALDEX AA1. The part designation 1.50-28 describes the adjuster's clamp bore and spline specification. This unit cross-references to Haldex part numbers 40010070 and 40910759, as well as interchange numbers 8235A53275E1279, HAL40010070, MD40010070, TDAA53275E1279, and ZZ40010070. Automatic slack adjusters maintain correct brake stroke and lining-to-drum clearance automatically, reducing manual adjustment intervals. Call us to confirm proper fit for your brake assembly before ordering.
Features
Genuine Meritor OEM automatic slack adjuster (ASA)
Haldex AA1 series air brake adjuster
1.50-28 clamp bore and spline specification
Cross-references Haldex 40010070 and 40910759
Additional interchange numbers: 8235A53275E1279, HAL40010070, MD40010070, TDAA53275E1279, ZZ40010070
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