BBB Industries N503-0158 Steering Gear

New Steering Gear for GM Trucks and SUVs

BBB Industries N503-0158 is a new steering gear for select Chevrolet and GMC trucks and SUVs with power steering or specified steering-system configurations. It is built for direct replacement on applications such as Chevrolet Silverado 1500, Tahoe, Suburban 1500, GMC Sierra 1500, Yukon, and Cadillac Escalade.

Key Features

• Brand: BBB Industries New Steering Gear
• Part number: N503-0158
• Steering gear replacement for select GM full-size truck and SUV applications
• Fits vehicles with power steering, 3-bolt housing, or listed package restrictions
• Application-specific fitment for 1999-2007 model years

Fitment Details

• Fits 2007 Chevrolet Silverado 1500 Classic, N/A, w/ Four Wheel Steering (NYS), w/o Off Road Package (9G3); New Steering Gear
• Fits 2007 GMC Sierra 1500 Classic, N/A, w/ Four Wheel Steering (NYS); New Steering Gear
• Fits 2002-2006 Cadillac Escalade, N/A, Power Steering; New Steering Gear
• Fits 2002-2006 Chevrolet Avalanche 1500, N/A, Power Steering; New Steering Gear
• Fits 2004-2006 Chevrolet Silverado 1500, N/A, w/o Luxury Edition Pkg. (Y91); New Steering Gear
• Fits 2000-2006 Chevrolet Suburban 1500, N/A, Power Steering; New Steering Gear
• Fits 2003-2006 Chevrolet Tahoe, N/A, 3-Bolt Housing; New Steering Gear
• Fits 2004-2006 GMC Sierra 1500, N/A, w/o Luxury Edition Pkg (Y91), w/o Off Road Sales Pkg. (9G3), w/o Sport Pkg. (B4U); New Steering Gear
• Fits 2003-2006 GMC Yukon, N/A, 3-Bolt Housing; New Steering Gear
• Fits 2000-2006 GMC Yukon XL 1500, N/A, Power Steering; New Steering Gear
• Fits 2003 Chevrolet Silverado 1500, N/A, w/o Luxury Edition Pkg (Y91), w/o Sport Pkg. (B4U); New Steering Gear
• Fits 2003 GMC Sierra 1500, N/A, w/o Luxury Edition Pkg (Y91), w/o Sport Pkg. (B4U); New Steering Gear
• Fits 2001-2002 Chevrolet Silverado 1500, N/A, w/o Luxury Edition Pkg (Y91); New Steering Gear
• Fits 2001-2002 Chevrolet Tahoe, N/A, Production Code UT or YK - 3-Bolt Housing; New Steering Gear
• Fits 2001-2002 GMC Sierra 1500, N/A, w/o Luxury Edition Pkg (Y91); New Steering Gear
• Fits 2002 GMC Yukon, N/A, Power Steering; New Steering Gear
• Fits 2000 GMC Yukon, N/A, Power Steering; New Steering Gear
• Fits 2001 GMC Yukon, N/A, Production Code UT or YK - 3-Bolt Housing; New Steering Gear
• Fits 1999-2000 Chevrolet Silverado 1500, N/A, Power Steering; New Steering Gear
• Fits 2000 Chevrolet Tahoe, N/A, Power Steering; New Steering Gear
• Fits 1999-2000 GMC Sierra 1500, N/A, Power Steering; New Steering Gear

What This Steering Gear Helps Address

• Excessive steering play or loose steering feel
• Hard steering effort from a worn gear assembly
• Fluid leakage at the steering gear
• Steering response issues caused by internal wear
• Replacement needs after steering system wear on GM trucks and SUVs

Installation Notes

Verify the vehicle’s year, make, model, and steering configuration before ordering. This part number, N503-0158, is application-specific and includes fitments with power steering, 3-bolt housing, and package-based exclusions such as Y91, 9G3, and B4U. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Quality Assurance

BBB Industries supplies new steering gear assemblies for direct replacement use in listed GM applications. Confirm the part number N503-0158 against the vehicle’s steering setup and production notes to ensure correct selection.