The MA816 Mechanical Spring Suspension is
The MA816 is designed to be lightweight and durable, featuring a standard hot-dip galvanized finish and an easy-to-mount axle system
The HDNABI® suspension slider is built to be the industry’s best in weight and strength. Our slider features an advanced frame design that will suit your specific requirements.

Specification
The HDNABI® suspension slider is built to be the industry’s best in weight and strength. Our slider features an advanced frame design that will suit your specific requirements.
- Standard Hot Dip Galvanized
- Pin to Pin : 40" (1-5/8")
- Optional Air pin puller available
- Medium Arc. 355 Leaf spring
- 1-1/4" Spring seat
- 7/8" Bottom plate (5"OD)
- 19" Adjustable & Fixed torque arm
Featured
The HDNABI® suspension slider is built to be the industry’s best in weight and strength. Our slider features an advanced frame design that will suit your specific requirements.
- Standard Hot Dip Galvanized 9” deep subframe with C-Channel side rails
- Structurally designed for maximum durability at impact zones.
- Large diameter lock pins and heavy-duty hold down clips resist braking loads and sliding forces.
- Individual hanger towers provide reliable vertical load support.
- Full-depth cross-members deliver superior lateral support.
- High-quality fasteners secure high-stress cross-member attachments.
- Low-profile spring hangers minimize frame stresses.
- Supported by HDNABI's warranty and customer service.