BBB Industries 503-0190 Steering Gear

Overview of BBB Industries Reman Steering Gear 503-0190

The BBB Industries Reman Steering Gear 503-0190 is designed specifically for Chevrolet and GMC heavy-duty trucks, including the Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, and Silverado 3500 HD models. This remanufactured electric steering gear offers precise fitment and reliable performance for demanding steering applications.

• Remanufactured electric steering gear for Chevrolet and GMC HD trucks
• Output shaft diameter: 1.65 inches (41.91 mm)
• Input shaft diameter: 0.65 inches (16.51 mm)
• Inlet size: M18x1.50 thread
• Outlet size: M16x1.50 thread
• Pressure port thread size: M18x1.50
• Return port thread size: M16x1.50
• Number of mounting holes: 3
• Output shaft spline count: 40
• Turns lock to lock: 3.62 or 3.5
• Installation kit included

Details on the Reman Steering Gear Product Line

The Reman Steering Gear line from BBB Industries focuses on providing remanufactured steering components that meet or exceed OEM specifications. This product line ensures that each steering gear is thoroughly inspected, rebuilt, and tested to restore proper function and durability. The 503-0190 steering gear benefits from this process, delivering a reliable replacement option for electric steering systems in heavy-duty Chevrolet and GMC trucks.

Technical Description and Specifications

This steering gear features an output shaft diameter of 1.65 inches (41.91 mm) and an input shaft diameter of 0.65 inches (16.51 mm), designed to match the original equipment dimensions. The unit includes three mounting holes for secure installation and has a spline count of 40 on the output shaft, ensuring compatibility with the vehicle’s steering linkage. The inlet and outlet ports use metric thread sizes M18x1.50 and M16x1.50 respectively, matching factory hydraulic connections. The steering gear operates electrically and offers a lock-to-lock turn range of approximately 3.5 to 3.62 turns, providing responsive steering control.

Common Applications and Problem Resolution

• Replacement for worn or leaking steering gear in Chevrolet Sierra 2500 HD and 3500 HD
• Restores steering precision in GMC Silverado 2500 HD and 3500 HD models
• Addresses issues such as excessive play or steering wheel vibration
• Fixes hydraulic leaks from pressure or return ports
• Resolves difficulty in steering or inconsistent steering response

Installation Notes and Tips

The BBB Industries 503-0190 steering gear comes with an installation kit to facilitate proper mounting and connection. Ensure all hydraulic lines use the correct M18x1.50 and M16x1.50 fittings to prevent leaks. Verify the spline count and shaft diameters match the vehicle’s specifications before installation. It is recommended to perform a wheel alignment after installation to maintain proper steering geometry and vehicle handling.

Quality Assurance and Warranty

This remanufactured steering gear undergoes comprehensive testing to meet OEM standards for performance and durability. BBB Industries provides a warranty on the Reman Steering Gear 503-0190, covering defects in materials and workmanship. This warranty supports confidence in the product’s reliability for Chevrolet and GMC heavy-duty truck applications.