Cardone
Steering Gear

Cardone 97-7621GB Steering Gear

Brand Cardone 97-7621GB
Color Black
E-Waste No
Hose Port Type O-Ring
Input Shaft Diameter (in) 0.865
Input Shaft Diameter (mm) 21.971
Input Shaft Spline Count 29
Input Shaft Type Splined, Single Flat
Number of Mounting Holes 3
Output Shaft Diameter (in) 1.181
Output Shaft Diameter (mm) 29.997
Package Contents Gear; Instruction Sheet; Instruction Tag; Sealing Kit
Pitman Arm Included No
Pressure Port Thread Size M18 x 1.5
Product Condition New
Pump Rotation Reverse
Return Port Thread Size M16 x 1.5
Steering Box Type Power
Total Turns Lock to Lock 4.25
Product line Steering Gear
Fits Ford · 9 vehicles

OE performance. Computerized testing and balanced spool valves deliver reliable steering feel.

Rust-resistant coating. A clean finish helps protect the steering gear from corrosion.

O.E.-grade seals. Seals and O-rings help maintain dependable sealing and longevity.

Cross-references Ford 5C3Z3504AA, Ford 6C3Z3504A and Ford 6C3Z3504AB for the same application. See all 7.

$536.45Free shipping
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Cardone Steering Gear for Ford Super Duty

Cardone 97-7621GB is a new power steering gear box engineered for select Ford F-250 Super Duty and Ford F-350 Super Duty applications. Built for direct replacement use, it is designed to restore steering response, sealing integrity, and consistent on-center feel in heavy-duty trucks.

Key Features

  • 100% computerized testing at load to verify reliable performance
  • Computerized spool valve balancing for consistent steering feel and returnability
  • Meets or exceeds O.E. form, fit, and function for the listed applications
  • Supplied with O.E.-grade seals and O-rings for sealing performance and service life
  • Environmentally friendly black coating helps resist rust and maintain a clean appearance
  • Power steering gear box with O-ring hose ports
  • New condition with hardened, ground, and polished rotating and actuating components

Product Details

The Cardone Steering Gear line focuses on replacement steering components built from engineering data and reverse-engineering experience. For this application, Cardone 97-7621GB is built to address original design weaknesses while maintaining the dimensions and connection points needed for service on Ford Super Duty trucks. It features a 29-spline input shaft with a splined, single-flat design, three mounting holes, M18 x 1.5 pressure port threads, M16 x 1.5 return port threads, and 4.25 total turns lock to lock. This part cross-references Ford service numbers such as 5C3Z3504AA and 6C3Z3504A for the same application.

What It Helps Fix

  • Loose or vague steering feel in a Ford F-250 Super Duty or Ford F-350 Super Duty
  • Steering gear leakage from worn seals, O-rings, or boots
  • Uneven steering effort or poor return-to-center after turns
  • Excessive play caused by internal wear in the steering gear box
  • Rust-related deterioration on an aging power steering gear assembly

Installation Notes

Fits 2005-2007 Ford F-250 Super Duty, with Power Steering Gear; Steering Gear. Fits 2005-2007 Ford F-350 Super Duty, with Power Steering Gear; Steering Gear. Fits 2008 Ford F-250 Super Duty, with Power Steering Gear; Steering Gear, before 07/30/2007. Fits 2008 Ford F-350 Super Duty, with Power Steering Gear; Steering Gear, before 07/30/2007. One 2008 Ford F-350 Super Duty application also requires without Wide Track Fat Boy Suspension. For warranty purposes, install an in-line filter, use the suggested OE fluid, and flush the system before putting the vehicle back into service.

Quality Assurance

Cardone uses load testing and spool valve balancing to verify steering gear performance before release. The unit is supplied with O.E.-grade sealing components and is engineered to meet or exceed original equipment form, fit, and function for the listed Ford Super Duty applications.

This part fits 9 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypePositionNotes
2008FordF-250 Super Duty—N/AAftermarket Design; Before 07/30/2007; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; with Power Steering Gear; Steering Gear
2008FordF-350 Super DutyRWDN/AAftermarket Design; Before 07/30/2007; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; with Power Steering Gear; Steering Gear
2008FordF-350 Super Duty4WDN/Awithout Wide Track Fat Boy Suspension; Aftermarket Design; Before 07/30/2007; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; with Power Steering Gear; Steering Gear
2007FordF-250 Super Duty—N/AAftermarket Design; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; with Power Steering Gear; Steering Gear
2007FordF-350 Super Duty—N/AAftermarket Design; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; with Power Steering Gear; Steering Gear
2006FordF-250 Super Duty—N/AAftermarket Design; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; with Power Steering Gear; Steering Gear
2006FordF-350 Super Duty—N/AAftermarket Design; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; with Power Steering Gear; Steering Gear
2005FordF-250 Super Duty—N/AAftermarket Design; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; with Power Steering Gear; Steering Gear
2005FordF-350 Super Duty—N/AAftermarket Design; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; with Power Steering Gear; Steering Gear
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Ford — 5C3Z3504AAFord — 6C3Z3504AFord — 6C3Z3504ABFord — 7C3Z3504AFord — 7C3Z3504ARMFord — 7C3Z3504BAFord — 7C3Z3504BRM