BBB Industries 503-0140 Steering Gear

Reman Steering Gear for Power Steering Systems

BBB Industries Reman Steering Gear 503-0140 is a remanufactured electric steering gear built for vehicles equipped with power steering. It is specified for a range of Chevrolet Blazer, GMC Jimmy, Chevrolet S10, GMC Sonoma, Jeep TJ, Jeep Wrangler, Buick Roadmaster, Chevrolet Caprice, Chevrolet Impala, and Isuzu Hombre applications where the original steering gear matches the listed fitment.

Key Features

• Remanufactured steering gear from BBB Industries Reman Steering Gear
• Electric manual-or-power configuration
• Input shaft diameter: 0.72 in. / 18.29 mm
• Output shaft diameter: 1.25 in. / 31.75 mm
• Input shaft spline count: 26
• Output shaft spline count: 32
• Pressure port thread size: M18x1.50
• Return port thread size: M16x1.50
• Turns lock to lock: 3.313
• Three mounting holes with installation kit included
• Cross-reference part number: 19321388

Product Details

BBB Industries 503-0140 is part of the Reman Steering Gear line, a remanufactured steering component family focused on direct-fit replacement for original steering systems. This steering gear is built with the listed shaft diameters, spline counts, and port thread sizes to match the vehicle’s steering and hydraulic connections. The unit is intended for applications that require an electric steering gear with the specified mounting pattern and lock-to-lock travel.

Fits 2004-2005 Chevrolet Blazer, power steering with Chassis Package (ZW7). Fits 2004-2005 Chevrolet Blazer, power steering with Low Rider Package (Z87). Fits 2001 Chevrolet Blazer, power steering with Low Rider Package (Z87) or without Low Rider Package (Z87). Fits 1995-2005 Chevrolet Blazer, power steering. Fits 2004 GMC Jimmy, power steering with Chassis Package (ZW7) or Low Rider Package (Z87). Fits 2001 GMC Jimmy, power steering with Low Rider Package (Z87) or without Low Rider Package (Z87). Fits 1995-2004 GMC Jimmy, power steering. Fits 1996-2003 Chevrolet S10, power steering without Sport Package (ZQ8). Fits 1996-2003 GMC Sonoma, power steering without Sport Package (ZQ8). Fits 1996-2000 Isuzu Hombre, power steering. Fits 1997-1998 Jeep TJ, power steering. Fits 1998 Jeep Wrangler, power steering. Fits 1994-1996 Buick Roadmaster, power steering. Fits 1995-1996 Buick Roadmaster, power steering without Variable Effort Steering (NV7). Fits 1995-1996 Chevrolet Caprice, power steering excluding Police & Taxi and without Sport (FE3) or Special Suspension (FE4). Fits 1995-1996 Chevrolet Impala, power steering excluding Police & Taxi and without Sport (FE3) or Special Suspension (FE4). Fits 1995 Chevrolet S10, power steering. Fits 1995 GMC Sonoma, power steering. Fits 1992-1993 Buick Roadmaster, power steering with Variable Effort Steering (NV7).

Common Steering Problems This Part Can Address

• Excessive steering play or loose steering feel
• Hard steering effort in power steering-equipped vehicles
• Fluid leakage at the steering gear ports or seals
• Uneven or inconsistent steering response
• Wear-related steering gear noise or binding

Installation Notes

Verify the vehicle’s steering package, suspension package, and port/thread specifications before installation. Match the input and output shaft dimensions, spline counts, and mounting-hole layout to the original unit. After installation, bleed the power steering system and inspect for leaks, proper assist, and centered steering wheel position.

Quality Assurance

BBB Industries remanufactured steering components are processed to restore core functionality and fitment-critical dimensions for direct replacement use. Part number 503-0140 is built to the listed specifications for the confirmed applications above.