HomeSteering > Steering, Gear and Related ComponentsBBB Industries 503-0157 Steering Gear
Part #: 503-0157

BBB Industries 503-0157 Steering Gear

Reman Steering Gear
16 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Reman Steering Gear
Fitment: Chevrolet and GMC, Silverado 1500, Sierra 1500, Yukon, Suburban 1500, Yukon XL 1500, Silverado 2500, Suburban 2500, Sierra 2500, and Yukon XL 2500
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Overview of BBB Industries Reman Steering Gear 503-0157

The BBB Industries Reman Steering Gear 503-0157 is designed for reliable steering performance in select Chevrolet and GMC trucks and SUVs. This remanufactured electric steering gear is engineered to meet OEM specifications, ensuring compatibility and durability for your vehicle.

  • Remanufactured electric steering gear for Chevrolet and GMC models
  • Output shaft diameter: 1.25 inches (31.75 mm)
  • Input shaft diameter: 0.66 inches (16.76 mm)
  • Includes installation kit for straightforward replacement
  • Pressure and return port thread sizes: M18x1.50 and M16x1.50
  • Three mounting holes with 32 spline output shaft
  • Turns lock to lock: 3.25

Reman Steering Gear Product Line Details

The Reman Steering Gear line from BBB Industries focuses on remanufactured steering components that restore steering functionality while maintaining factory fit and performance. This product line offers electric steering gears that are rebuilt to precise standards, providing a cost-effective alternative to new parts without compromising quality. The 503-0157 steering gear is part of this line, designed specifically for electric steering systems in Chevrolet and GMC trucks and SUVs.

Technical Specifications and Compatibility

This steering gear features an output shaft diameter of 1.25 inches (31.75 mm) and an input shaft diameter of 0.66 inches (16.76 mm), suitable for the electric steering system requirements of your vehicle. The unit includes an installation kit and has three mounting holes for secure attachment. The pressure port and return port thread sizes are M18x1.50 and M16x1.50 respectively, matching OEM hydraulic connections. The output shaft spline count is 32, and the steering gear offers 3.25 turns lock to lock, providing precise steering response.

Compatible Vehicles

  • Chevrolet Silverado 1500 and 2500
  • Chevrolet Sierra 1500 and 2500
  • Chevrolet Suburban 1500 and 2500
  • GMC Sierra 1500 and 2500
  • GMC Yukon, Yukon XL 1500, and Yukon XL 2500

Common Applications and Problem Resolution

This steering gear is used to replace worn or damaged steering components in compatible Chevrolet and GMC trucks and SUVs. It addresses issues such as:

  • Excessive play or looseness in steering
  • Difficulty steering or heavy steering effort
  • Leaking steering gear seals causing fluid loss
  • Uneven or jerky steering response
  • Noise or binding in the steering system

Installation Notes and Tips

The 503-0157 steering gear comes with an installation kit to facilitate proper mounting and connection. Ensure all hydraulic lines match the M18x1.50 pressure port and M16x1.50 return port thread sizes. Verify the output shaft spline count and shaft diameters correspond to your vehicle’s steering column. Proper alignment and torque specifications should be followed to maintain steering performance and safety.

Quality Assurance and Warranty

BBB Industries remanufactured steering gears undergo rigorous testing to meet OEM standards. The 503-0157 part is rebuilt with quality components and inspected for fit, function, and durability. Installation kit inclusion supports proper replacement. Warranty coverage details should be confirmed with the distributor or installer, as BBB Industries typically offers limited warranties on remanufactured steering components.

BrandBBB Industries
Part Number503-0157
PositionReman Steering Gear
Inlet SizeM18X1.50
Input Shaft Diameter0.66
Input Shaft Diameter16.76
Installation Kit IncludedYes
Manual or PowerElectric
New or RemanufacturedRemanufactured
Number of Mounting Holes3
Outlet SizeM16X1.50
Output Shaft Diameter1.25
Output Shaft Diameter31.75
Output Shaft Spline Count32
Pressure Port Thread SizeM18X1.50
Return Port Thread SizeM16X1.50
Turns Lock To Lock3.25

This part fits 16 vehicles. Search below:

YearMakeModelSubmodelBody TypeDrive TypePositionNotes
2002ChevroletSilverado 1500Extended Cab Pickup4WDN/APower Steering; w/ Luxury Edition Pkg (Y91), (1st Design) w/ Production Code LM; Reman Steering Gear
2002GMCSierra 1500Extended Cab Pickup4WDN/APower Steering; w/ Luxury Edition Pkg (Y91), (1st Design) w/ Production Code LM; Reman Steering Gear
2002GMCSierra 1500Extended Cab PickupAWDN/APower Steering; w/ Luxury Edition Pkg (Y91), (1st Design) w/ Production Code LM; Reman Steering Gear
2002GMCYukonDenaliN/APower Steering; Production Code AX; Reman Steering Gear
2001ChevroletSilverado 1500Extended Cab Pickup4WDN/APower Steering; w/ Luxury Edition Pkg (Y91), (1st Design) w/ Production Code LM; Reman Steering Gear
2001ChevroletSuburban 15004WDN/APower Steering; w/ Production Code AX; Reman Steering Gear
2001GMCSierra 1500Extended Cab Pickup4WDN/APower Steering; w/ Luxury Edition Pkg (Y91), (1st Design) w/ Production Code LM; Reman Steering Gear
2001GMCSierra 1500Extended Cab PickupAWDN/APower Steering; w/ Luxury Edition Pkg (Y91), (1st Design) w/ Production Code LM; Reman Steering Gear
2001GMCYukonDenaliN/APower Steering; Production Code AX; Reman Steering Gear
2001GMCYukon XL 15004WDN/APower Steering; w/ Production Code AX; Reman Steering Gear
2000ChevroletSilverado 2500N/APower Steering with Production Code LM; Reman Steering Gear
2000ChevroletSuburban 2500N/APower Steering with Production Code LM; Reman Steering Gear
2000GMCSierra 2500N/APower Steering with Production Code LM; Reman Steering Gear
2000GMCYukon XL 2500N/APower Steering with Production Code LM; Reman Steering Gear
1999ChevroletSilverado 2500N/APower Steering with Production Code LM; Reman Steering Gear
1999GMCSierra 2500N/APower Steering with Production Code LM; Reman Steering Gear

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1932140226100338

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.