Automatic Slack Adjuster, 5.5", Haldex Style - 1.5"-28 Spline 400-10211
This is a heavy-duty automatic slack adjuster featuring Haldex-style design with a 1.5-inch diameter 28-spline shaft, 5.5-inch arm length, and 0.5-inch arm hole diameter, specifically engineered for trailer axle applications with 16.5-inch brake assemblies in commercial truck brake systems.
10 in stock
| Construction | Single-unit automatic slack adjuster featuring self-adjusting mechanism with internal worm gear design for consistent brake shoe-to-drum clearance maintenance. |
|---|---|
| Material | Heavy-duty construction with corrosion-resistant finish designed for commercial truck brake systems operating under demanding conditions. |
| Design | Haldex-style configuration with 1.5"-28 spline shaft, 5.5-inch arm span, and plate/flat stud anchor bracket mounting system. |
| Typical Application | Designed for 16.5-inch brake assemblies in trailer axle applications on heavy-duty commercial vehicles including Freightliner, International, Mack, Kenworth, and Peterbilt trucks. |
| Manufacturer | Part number | Notes |
|---|---|---|
| Meritor | R801073 (similar spec) | 1.5" / 28-Spline / 5.5" |
| Haldex | 40020211, 400-10211 | OEM |
