Maval 98176M Steering Gear Box

Remanufactured Steering Gear Box for GM Trucks

The Maval 98176M remanufactured steering gear box is built for select Chevrolet Silverado, GMC Sierra, and related GM full-size truck applications that use a 33 spline sector shaft. It is a direct-fit steering gear replacement for vehicles with the listed factory configurations, including Quadrasteer and 8-lug applications where specified.

Brand Line: Maval Remanufactured Gearbox identifies this unit as a remanufactured steering gearbox, making it a service replacement for worn or leaking steering gear assemblies in the covered GM platforms.

• Remanufactured steering gear box for GM truck and SUV applications
• Output shaft diameter: 1.25 in. (31.75 mm)
• Input shaft diameter: 0.66 in. (16.76 mm)
• Input shaft type: double flat
• Total turns lock to lock: 3.3
• Hose port type: O-ring
• Pressure port thread size: M18 x 1.5
• Return port thread size: M16 x 1.5
• Pump rotation: standard
• Mounting hole quantity: 3

Detailed Application Coverage

Fits 2006-2007 Chevrolet Silverado 1500, N/A, w/33 Spline Shaft; w/o Hybrid; w/8 Lug Wheels; Remanufactured Gearbox. Fits 1999-2007 Chevrolet Silverado 2500, N/A, w/33 Spline Shaft; Remanufactured Gearbox. Fits 2001-2007 Chevrolet Silverado 3500, N/A, w/33 Spline Shaft; Remanufactured Gearbox. Fits 2006-2007 GMC Sierra 1500, N/A, w/33 Spline Shaft; w/o Hybrid; w/8 Lug Wheels; Remanufactured Gearbox. Fits 2002-2006 Chevrolet Avalanche 2500, N/A, w/33 Spline Shaft; Remanufactured Gearbox. Fits 2005-2006 Chevrolet Silverado 1500, N/A, w/33 Spline Shaft; w/8 Lug Wheels; Remanufactured Gearbox. Fits 2003-2006 Chevrolet Suburban 2500, N/A, Front Box with 33 Spline Shaft; Remanufactured Gearbox. Fits 2005-2006 GMC Sierra 1500, N/A, w/33 Spline Shaft; w/8 Lug Wheels; Remanufactured Gearbox. Fits 2001-2006 GMC Sierra 3500, N/A, w/33 Spline Shaft; Remanufactured Gearbox. Fits 2003-2006 GMC Yukon XL 2500, N/A, Front Box with 33 Spline Shaft; Remanufactured Gearbox. Fits 2005 Chevrolet Silverado 1500, N/A, w/Quadrasteer; w/33 Spline Shaft; w/o Hybrid; Remanufactured Gearbox. Fits 2005 GMC Sierra 1500, N/A, w/Quadrasteer; w/33 Spline Shaft; w/o Hybrid; Remanufactured Gearbox. Fits 1999-2004 GMC Sierra 2500, N/A, w/33 Spline Shaft; Remanufactured Gearbox. Fits 2001-2003 Chevrolet Silverado 1500, N/A, w/33 Spline Shaft; Remanufactured Gearbox. Fits 2001-2003 GMC Sierra 1500, N/A, w/33 Spline Shaft; Remanufactured Gearbox. Fits 2000-2002 Chevrolet Suburban 2500, N/A, w/33 Spline Shaft; Remanufactured Gearbox. Fits 2001-2002 GMC Yukon, N/A, With 33 spline on sector shaft; Reman Gearbox. Fits 2000-2002 GMC Yukon XL 2500, N/A, w/33 Spline Shaft; Remanufactured Gearbox. Fits 2001 Chevrolet Suburban 1500, N/A, With 33 spline on sector shaft; Reman Gearbox. Fits 2001 GMC Yukon XL 1500, N/A, With 33 spline on sector shaft; Reman Gearbox.

This part cross-references Cardone Reman 27-7589 for the same application.

Common Steering Issues Addressed

• Excessive steering play or loose on-center feel
• Fluid leakage from the steering gear housing or ports
• Hard steering or inconsistent steering response
• Internal wear that causes poor road feel in Silverado, Sierra, and Yukon applications
• Replacement need after sector shaft or input shaft wear

Installation Notes and Tips

Verify the 33 spline sector shaft configuration, input shaft style, port thread sizes, and vehicle-specific notes before installation. Confirm the application details for 8-lug, Quadrasteer, hybrid, and front-box configurations on Chevrolet Silverado, GMC Sierra, Suburban, Avalanche, and Yukon models. After installation, bleed the power steering system and inspect for leaks at the O-ring hose ports and threaded connections.

Quality Assurance

Maval remanufactured steering gear boxes are rebuilt to service worn original units for direct replacement use. Part number 98176M is identified for the listed GM truck and SUV applications and is supported by the published interchange reference for application matching.