<p>The STEMCO Auto Slack Adjuster is a high-quality, durable component designed for maintaining consistent brake adjustment in heavy-duty vehicles. Featuring a 10-spline design and a 6-inch arm, this slack adjuster ensures reliable and automatic compensation for brake lining wear, enhancing safety and reducing the need for manual brake adjustments. Its precision engineering and robust construction make it an essential component for trucks, trailers, and other commercial vehicles, ensuring optimal braking performance and longer service life.</p>