RSS-233-8K

Steerable Auxiliary Axle Suspension

RSS-233-10K

APPLICATION

On-Road Application

Designed to perform across multiple demanding vehicle types. Supports both disc and drum brake configurations for application flexibility

Lightweight Without Sacrificing Durability.

Our compact design is flexible, and fits in tight spaces.

8,000 lb. capacity

Available pre-plumbed air tank.

FEATURES

  • 690 lbs.
  • 13.5″ total travel
  • 10″ up travel
  • All steel construction
  • Compact 20.5″ mounting envelope available
  • Urethane bushings for long life
  • 31.2 degree wheel cut
  • Factory pre-plumbing available
  • Square tube axle included
  • Forged one-piece steer knuckles
  • Fully cast axle ends
  • Installed by the trailer OEM or aftermarket
  • Ready to mount – field installation friendly
  • Huck bolt fasteners
  • Wide track & narrow track available
  • Weld-on or bolt-on mounting
  • Optional “pre-plumbed” with air tank & controls
  • Disc or drum brakes
  • Drum brake 7-year wheel end warranty
  • King Pin and bushing parts guides

Options:

  • Pre-plumbed Kaiser King Pins
  • Air Tank
RSS-233-8K Auxiliary Axle

BENEFITS

Maximized Durability in Demanding Applications

  • All-steel construction and Huck bolt fasteners deliver exceptional strength and long-term structural integrity
  • Urethane bushings extend service life and reduce wear compared to traditional materials
  • Backed by a 7-year wheel-end warranty (drum brake option), helping reduce long-term ownership risk

Improved Ride Quality & Load Protection

  • 13.5″ of total travel (with 10″ up travel) helps absorb road shock and vibration
  • Protects both the vehicle and payload—especially important for sensitive or shifting loads
  • Helps reduce driver fatigue over long hauls or rough terrain

Enhanced Maneuverability

  • 31.2-degree wheel cut allows for tighter turning radius
  • Ideal for urban routes, job sites, and confined spaces common in refuse, utility, and dump applications

Flexible Installation for Any Operation

  • Ready-to-mount design simplifies installation in both OEM and aftermarket environments
  • Available in weld-on or bolt-on configurations to match shop preferences
  • Compact 20.5″ mounting envelope supports tight chassis layouts
  • Wide track and narrow track options allow for better vehicle customization

Reduced Installation Time & Complexity

  • Factory pre-plumbing options (including air tank & controls) streamline setup
  • Field-installation-friendly design minimizes downtime and labor costs
  • Clear parts guides (king pin and bushings) simplify maintenance and service

NEW & IMPROVED RSS-233

Meet the New & Improved RSS-233. Built for stability, strength, and durability, the RSS-233 helps your trucks and trailers maintain control while carrying the heaviest loads.

LITERATURE

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