Air Brake Slack Adjusters at Trailer Parts Superstore
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Air Brake Slack Adjusters

Air Brake Slack Adjusters

Trailer Parts Superstore offers a great selection of Automatic and Manual Slack Adjusters from STEMCO CREWSON™ and VELVAC® which are direct replacements for most popular manufacturers. The Stemco Crewson™ patented Auto-Check™ feature allows you to visually determine if brakes are in proper adjustment quickly. This proprietary technology was specifically designed to provide a method of checking the brake stroke without going under the truck.

Trailer Parts Tech Tip: How Air Brakes Work