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Haldex · Brakes & Wheel End
40020304
In stock · ships from Knoxville
This is a Haldex S-ABA automatic slack adjuster service kit. It automatically maintains the correct gap between the brake drum and lining on heavy-duty truck air-brake systems, compensating for wear so the brakes stay in proper adjustment without daily manual intervention.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
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This S-ABA kit fits specific camshaft dimensions and anchor bracket configurations. Always verify your existing adjuster's spline count, arm length, body angle, and bracket style before ordering.
Part data verified against 4 catalog sources
Different year, make, or config? Get a confirmation against your truck in under a minute.
The kit includes the slack adjuster itself plus the anchor bracket and mounting hardware needed for installation. You typically replace a slack adjuster when it fails to adjust correctly, becomes seized, shows excessive play, or when the internal clutch or gears wear out.
Part Number: 40020304
S ABA KIT
Unit: ea
Dealer: Post Onsite
Compatibility, alternatives, and more
Parts commonly needed alongside brakes & wheel end
