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Solving Suspension and Motion Control Challenges Across Industries

From agricultural equipment to lawn care, industrial machinery to specialty vehicles—QA1 partners with OEMs to deliver motion control solutions built to perform in the real world.

At QA1, we specialize in helping OEMs solve complex suspension and motion control challenges—whether it’s with a single component or a fully integrated system. With decades of experience across a wide variety of industries and environments, we offer proven solutions for everything from steering and power transmission to ride comfort and precise control.

    We design, manufacture, and supply a full portfolio of performance-driven products, including:

  • • Rod Ends
  • • Spherical Bearings
  • • Ball Joints (standard and custom)
  • • Linkages
  • • Shock Absorbers
  • • Suspension Systems
  • • Full Vehicle Chassis
Powersports, personal mobility, agriculture

Engineered for Your Success


At QA1, we know that no two applications are the same. That’s why OEMs and industrial distributors turn to us—not just for high-performance off-the-shelf components, but for our collaborative engineering support, rapid development cycles, and problem-solving mindset.

 

Have specific design requirements? Our team will work closely with you to adapt, enhance, or engineer the ideal solution—quickly and efficiently.

 

When it’s time to move from concept to production, QA1 is ready. We deliver production-ready components that are rigorously tested, validated for real-world conditions, and manufactured to the highest quality standards—helping you maintain peak performance and protect your reputation.

Industries We Support Include:


Agriculture equipment

Agricultural Equipment

  • Suspension systems for tractors, harvesters and utility vehicles
  • Shocks/dampers for planting and harvesting precision
  • Rod ends and spherical bearings for steering and power transfer

Outdoor power equipment

Outdoor Power / Lawn Equipment

  • Control linkages and steering systems
  • Standard and custom ball joints
  • Seat shocks and equipment suspension components

Construction equipment

Construction & Mining Equipment

  • Off-road shocks engineered for durability in rugged conditions
  • Bearings and motion components designed to withstand extreme loads, vibration, and debris
  • Custom solutions for construction equipment, drilling machines, and support equipment

Industrial manufacturing

Industrial & Manufacturing Equipment

  • High-quality rod ends, spherical bearings, and linkages for automated systems, packaging equipment, and robotics
  • Motion control components that improve precision, reduce downtime, and optimize performance
  • Shock absorbers for industrial vibrating equipment, loading docks, and more

Mobility scooter suspension

Personal Mobility Devices

  • Small shock absorbers and suspension for power wheelchairs, scooters and assistive mobility products
  • Compact, lightweight designs for smooth and consistent operation
  • Custom solutions that support both user comfort and long-term durability
See how QA1 helps advance ride comfort, safety, and integration in mobility innovations.

Adjustable hospital bed

Medical Equipment

  • Precision-engineered bearings and linkages for diagnostic, mobility, and hospital devices
  • Clean, corrosion-resistant materials suitable for medical-grade applications
  • Trusted by OEMs in imaging equipment, patient transport, and rehab technologies

Fitness equipment

Fitness & Specialty Equipment

  • Bearings, linkages, and suspension components for exercise machines and training systems
  • Engineered for high-cycle, high-load applications in gyms and specialty environments
  • Custom development for unique machines like tackle football sleds

Powersports vehicle suspension

Powersports Equipment

  • Performance shocks and suspension systems and ball joints tailored for off-road handling and comfort
  • Sealed, high-durability bearings for harsh terrain and weather exposure
  • Race-tested designs trusted by ATV/UTV OEMs and enthusiasts alike
See how QA1 helps improve ride, handling and manufacturing readiness in Powersports appliations.

Offroad vehicle

Off-Road Performance Vehicles

  • Heavy-duty suspension, motion control components and ball joints for rock crawlers, buggies, and overlanders
  • Tunable shock absorber systems built for traction, travel, and control
  • Bearings and joints that perform in extreme articulation and load conditions

Specialty vehicle

Specialty Vehicles

  • Custom suspension systems and motion components for a broad range of specialty and armored vehicles
  • Engineered solutions for reliability in high-stakes environments
  • Built to handle weight, power, and unique duty cycles

HVAC System

HVAC Systems

  • Bearings, rod ends, and motion components for fans, vents, and automated air flow control
  • Reliable operation in both commercial and industrial HVAC applications
  • Components designed for ease of integration and long service life

Car wash

Car Wash Equipment

  • Durable motion control solutions for automated wash systems and industrial sprayers
  • Corrosion-resistant rod ends and linkages for water and chemical exposure
  • High-cycle components that hold up to continuous operation

Car wash

Hydraulics & Fluid Power Systems

  • Spherical bearings and linkage systems designed for hydraulic cylinders and power units
  • Precision performance under pressure in lifts, stabilizers, and fluid motion systems
  • OEM-ready components built for strength, consistency, and long-term use

Wheelchair accessible vehicle

Wheelchair Accessible Vehicles

  • Heavy-duty shock absorbers for modified suspension systems in accessible vans and transport vehicles
  • Rod ends, linkages, and motion components for reliable ramp, lift, and mobility assist mechanisms
  • Engineered solutions that balance ride comfort, durability, and safety for specialized transportation need

Ready to Discuss Your Next Project?

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