World American WAKN44051 Air Brake Manual Slack Adjuster 1.5"-28 Spline 5"-6"-7" Arm Span Fit for Heavy-Duty Trucks, Haldex/Midland Style, Fits For Bendix, Meritor, Freightliner, Replaces KN44051

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Management number 212805636 Release Date 2026/04/06 List Price $6.80 Model Number 212805636
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High-Performance Manual Slack Adjuster for Heavy-Duty Trucks Ensure precise brake control with the World American WAKN44051 Manual Slack Adjuster. Engineered for reliability, this adjuster enhances braking efficiency and safety while minimizing excessive brake wear. ⚙ Key Features & Benefits: ✔ 1.5"-28 spline camshaft diameter ensures a secure fit for various brake systems. ✔ Adjustable arm span (5", 6", 7") provides flexibility for multiple truck and trailer applications. ✔ 0.5" clevis diameter supports stable brake linkage and smooth operation. ✔ Designed to fit **Haldex/Midland style** systems for improved performance and longevity. ✔ Durable construction for high wear resistance, reducing maintenance costs over time. 🔄 Application & Compatibility: Fits a wide range of **heavy-duty trucks, buses, and trailers**, including: ✔ Freightliner – Cascadia, Columbia, M2 Series (2000-2023) ✔ Mack – Granite, Pinnacle, RD Series (1999-2023) ✔ Navistar/International – ProStar, Lonestar, 4000 Series (2005-2023) ✔ Toyota – Heavy-Duty Models (2011-2023) ✔ Eaton, Spicer, Bendix – Various braking systems for commercial vehicles 🔄 Replaces for OEM & Aftermarket Part Numbers: ✔ Bendix: 101215, 286965, 103345, BEN286965 ✔ Haldex: KN44051, KN44051M1D, 286965BXW ✔ Freightliner: HDX KN44051 ✔ Meritor: R823002, RB23002 ✔ Navistar: 1693121C, 1693121C1, NSKN44051 ✔ Mack: 25QD341P2, 745-286965 ✔ Euclid: E-2458, E-2458BK 🛡 Warranty & Why Choose World American? ✔ Backed by a 1-year or 100,000-mile warranty for long-term reliability. ✔ Manufactured to OEM specifications for direct fit and performance. ✔ Trusted brand in commercial vehicle braking components, ensuring safety and durability. 🔧 Upgrade your truck’s braking system with the World American WAKN44051 Manual Slack Adjuster – Order Now!

  • ✅ Durable Manual Slack Adjuster – Designed for heavy-duty air brake systems, this 1.5"-28 spline adjuster ensures consistent braking performance while reducing excessive brake wear and manual adjustments.
  • ✅ Adjustable Arm Span for Versatile Fit – Features 5", 6", and 7" arm span options, allowing for flexible installation in a wide range of commercial trucks, trailers, and buses with various brake system configurations.
  • ✅ Precision-Engineered for Maximum Efficiency – Manufactured to Haldex/Midland style specifications with 0.5" clevis diameter, ensuring smooth brake engagement, reducing downtime, and improving overall road safety.
  • ✅ Wide Compatibility & Easy Installation – Works with Bendix, Meritor, Freightliner, Navistar, Toyota, Mack, Eaton, Euclid, PAI, Spicer, and other major brands, replacing multiple OEM and aftermarket part numbers.
  • ✅ Reliable & Backed by Warranty – Comes with a 1-year or 100,000-mile warranty, guaranteeing long-lasting performance while offering a cost-effective solution for maintaining optimal braking efficiency in fleet vehicles.
Brand World American
Model Manual Slack Adjuster
Exterior Machined
Item Weight 4.82 pounds
Manufacturer World American
OEM Part Number KN44051
Item model number WAKN44051
Product Dimensions 12.7 x 6.9 x 4.5 inches
Manufacturer Part Number WAKN44051

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