BBB Industries 306-0133 Rack and Pinion Assembly

Overview of BBB Industries Reman Rack and Pinion 306-0133

The BBB Industries Reman Rack and Pinion Assembly 306-0133 is designed for precise steering control in select BMW models. This remanufactured hydraulic rack and pinion unit includes inner tie rods and is engineered to meet OEM specifications for reliable performance.

• Remanufactured hydraulic rack and pinion assembly
• Compatible with BMW 525i, 525xi, 528i, 530i, 530xi, 535i, 545i, 550i, 645Ci, and 650i
• Includes inner tie rods; outer tie rods and bushings not included
• Input shaft diameter: 0.75 inches (19.05 mm), length: 1.187 inches (30.15 mm)
• Distance between mounting holes: 16.5 inches (419.1 mm) with 4 mounting holes
• Rack length: 45 inches (1143 mm)
• Pressure and return port thread size: M16x1.50
• Turns lock to lock: 2.938

Detailed Product Description

The BBB Industries Reman Rack and Pinion 306-0133 is a remanufactured steering gear assembly designed specifically for various BMW models including the 525i, 530i, 535i, and 650i series. This hydraulic rack and pinion assembly features a 0.75-inch diameter input shaft with a length of 1.187 inches, ensuring compatibility with the vehicle’s steering column. The rack length measures 45 inches, and the unit mounts securely with four mounting holes spaced 16.5 inches apart. Both pressure and return ports use M16x1.50 thread sizes, facilitating proper hydraulic fluid connections. The assembly includes inner tie rods but does not come with bushings or outer tie rods, allowing for tailored installation based on vehicle requirements. The steering turns lock to lock at 2.938, providing responsive and controlled steering feel.

Reman Rack and Pinion Product Line

BBB Industries' Reman Rack and Pinion product line focuses on remanufactured steering components that meet strict quality and performance standards. These assemblies are rebuilt to OEM specifications, offering a cost-effective alternative to new parts without compromising reliability. The 306-0133 model exemplifies this line by delivering precise fitment and function for BMW vehicles requiring hydraulic steering systems.

Common Applications and Problem Resolution

• Restores steering precision in BMW 525i, 530i, 535i, and 650i models
• Addresses issues such as steering play or looseness
• Eliminates hydraulic leaks in the rack and pinion assembly
• Corrects uneven or difficult steering response
• Replaces worn or damaged inner tie rods integrated with the rack

Installation Notes and Tips

• Verify compatibility with your specific BMW model and year before installation
• Inspect and replace outer tie rods and bushings separately as needed
• Ensure hydraulic lines match M16x1.50 thread size for proper connection
• Check steering alignment after installation to maintain handling performance
• Use proper torque specifications on mounting bolts and input shaft connections

Quality Assurance and Warranty

This remanufactured rack and pinion assembly undergoes comprehensive testing to meet OEM standards for durability and performance. BBB Industries provides a limited warranty covering defects in materials and workmanship, ensuring confidence in the product’s reliability when installed according to manufacturer guidelines.