HomeSteering > Steering, Gear and Related ComponentsBBB Industries 503-0135 Steering Gear
Part #: 503-0135

BBB Industries 503-0135 Steering Gear

Reman Steering Gear
⚙️ 42 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Reman Steering Gear
🚗Fitment: Chevrolet, GMC, and Oldsmobile, Bravada, Jimmy, S10, S10 Blazer, S15, S15 Jimmy, and Sonoma
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Overview of BBB Industries Reman Steering Gear 503-0135

The BBB Industries Reman Steering Gear 503-0135 is designed for reliable steering performance in select Chevrolet, GMC, and Oldsmobile vehicles. This remanufactured electric steering gear offers precise fitment and engineered specifications to meet OEM standards for models like the Chevrolet S10 Blazer and GMC Jimmy.

  • Remanufactured electric steering gear for consistent operation
  • Output shaft diameter: 1.25 inches (31.75 mm)
  • Input shaft diameter: 0.72 inches (18.29 mm)
  • Input shaft spline count: 26 splines
  • Output shaft spline count: 32 splines
  • Pressure and return port thread sizes: M18x1.50 and M16x1.50
  • Three mounting holes for secure installation
  • Turns lock to lock: 2.75
  • Installation kit included for convenience

Reman Steering Gear Product Line Details

The Reman Steering Gear line from BBB Industries focuses on providing remanufactured steering components that meet strict quality and performance criteria. This product line ensures that each steering gear is rebuilt to factory specifications, offering a cost-effective alternative to new parts without compromising reliability. The 503-0135 model is part of this line, engineered specifically for electric steering applications in compatible GM vehicles.

Technical Specifications and Features

The 503-0135 steering gear features an output shaft diameter of 1.25 inches (31.75 mm) and an input shaft diameter of 0.72 inches (18.29 mm), designed to match the original equipment dimensions. The input shaft has 26 splines, while the output shaft has 32 splines, ensuring proper engagement and smooth steering response. The unit includes pressure and return ports with thread sizes M18x1.50 and M16x1.50 respectively, compatible with the hydraulic system requirements of the vehicle. With three mounting holes and a lock-to-lock turn ratio of 2.75, this steering gear provides precise control and fitment for the intended models.

Compatible Vehicles and Applications

  • Chevrolet Bravada
  • Chevrolet S10 and S10 Blazer
  • GMC Jimmy and Sonoma
  • Oldsmobile models compatible with this steering gear

This steering gear is designed specifically for electric power steering systems in these vehicles, addressing common steering issues such as excessive play, steering wheel vibration, and difficulty in turning.

Common Steering Problems Addressed

  • Steering wheel play or looseness
  • Uneven or jerky steering response
  • Difficulty turning or increased steering effort
  • Leaking or damaged steering gear components
  • Noise or vibration during steering maneuvers

Installation Notes and Tips

When installing the BBB Industries Reman Steering Gear 503-0135, ensure the vehicle is properly supported and the steering system is depressurized. Verify that the input and output shaft spline counts and diameters match the original equipment. Use the included installation kit to secure the unit with the three mounting holes. Properly torque all fasteners and bleed the power steering system according to manufacturer specifications to avoid air entrapment and ensure smooth operation.

Quality Assurance and Warranty

BBB Industries remanufactured steering gears undergo rigorous testing to meet or exceed OEM standards. Each unit is inspected for dimensional accuracy, pressure integrity, and operational performance. The 503-0135 steering gear comes with a warranty that covers defects in materials and workmanship, providing confidence in its durability and reliability for Chevrolet, GMC, and Oldsmobile vehicles.

BrandBBB Industries
Part Number503-0135
PositionReman Steering Gear
Output Shaft Diameter1.25
Output Shaft Diameter31.75
Input Shaft Diameter0.72
Input Shaft Diameter18.29
Inlet SizeM18x1.50
Input Shaft Spline Count26
Installation Kit IncludedYes
Manual or PowerElectric
New or RemanufacturedRemanufactured
Number of Mounting Holes3
Outlet SizeM16x1.50
Output Shaft Spline Count32
Pressure Port Thread SizeM18x1.50
Return Port Thread SizeM16x1.50
Turns Lock To Lock2.75

This part fits 42 vehicles. Search below:

YearMakeModelPositionNotes
1994ChevroletS10 BlazerN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1994GMCJimmyN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1994OldsmobileBravadaN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1993ChevroletS10N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1993ChevroletS10 BlazerN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1993GMCJimmyN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1993GMCSonomaN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1993OldsmobileBravadaN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1992ChevroletS10N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1992ChevroletS10 BlazerN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1992GMCJimmyN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1992GMCSonomaN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1992OldsmobileBravadaN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1991ChevroletS10N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1991ChevroletS10 BlazerN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1991GMCS15 JimmyN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1991GMCSonomaN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1991OldsmobileBravadaN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1990ChevroletS10N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1990ChevroletS10 BlazerN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1990GMCS15N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1990GMCS15 JimmyN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1989ChevroletS10N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1989ChevroletS10 BlazerN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1989GMCS15N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1989GMCS15 JimmyN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1988ChevroletS10N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1988ChevroletS10 BlazerN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1988GMCS15N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1988GMCS15 JimmyN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1987ChevroletS10N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1987ChevroletS10 BlazerN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1987GMCS15N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1987GMCS15 JimmyN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1986ChevroletS10N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1986ChevroletS10 BlazerN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1986GMCS15N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1986GMCS15 JimmyN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1985ChevroletS10N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1985ChevroletS10 BlazerN/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1985GMCS15N/ACompatible with vehicles equipped with power steering.; Reman Steering Gear
1985GMCS15 JimmyN/ACompatible with vehicles equipped with power steering.; 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:

19321383

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