How to Install the Rack and Pinion Steering Gear on Mercury Grand Marquis?

The installation of rack and pinion should reverse the removal procedure. The first step involves installing new lock nuts and pinch bolts with additional replacement of seal rings if needed. The system requires system filling and a leak test before marking it as operational.

How to Service and Repair the Rack and Pinion Steering Gear After a Pump or Gear Overhaul on Mercury Cougar?

The procedure to fix and maintain the rack and pinion after pump or gear overhaul must start with purging air from the power steering system. Bleeding of the system should be performed to eliminate any remaining air when operation of the system is needed.

OEM Mercury Rack And Pinion

Steering Rack And Pinion

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51 Rack And Pinions found

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Mercury Sector Shaft, Front
Part Number: F6AZ-3575-AA
$132.49 MSRP: $183.29
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Product Specifications
- Other Name: Shaft - Steering Gear Sector; Steering Gear Sector Shaft, Front; Pitman Shaft; Shaft & Sector
- Position: Front
- Replaces: EOAZ-3575-A
Fits the following Mercury Models:
- Colony Park | 1987-1991 | GS, LS | 8 Cyl 5.0 L GAS
- Grand Marquis | 1984-2002 | Base, Colony Park, GS, LS | 8 Cyl 4.6 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.8 L GAS
- Marquis | 1985-1986 | Base, Brougham | 4 Cyl 2.3 L GAS, 6 Cyl 3.8 L GAS
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Mercury Steering Gear
Part Number: F8DZ-3504-CCRM
$572.40 MSRP: $920.00
You Save: $347.60 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Steering Gearbox; Gear Assembly; Gear Assembly - Steering
Fits the following Mercury Models:
- Sable | 1996-1998 | G, GS, LS, LS Premium | 6 Cyl 3.0 L GAS
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Mercury Steering Gear
Part Number: AE5Z-3504-DE
$959.96 MSRP: $1580.00
You Save: $620.04 (40%)
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Product Specifications
- Other Name: Gear Assembly - Steering; Rack and Pinion Assembly; Steering Gearbox; EPS R/P; Gear Assembly
- Replaces: AE5Z-3504-BE, STE-1, AE5Z-3504-CE, AE5Z-3504-B, STE-10, STE-27
Fits the following Mercury Models:
- Milan | 2010-2011 | Base, Hybrid, Premier | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS, 6 Cyl 3.0 L FLEX
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Mercury Steering Gear
Part Number: 1L2Z-3504-NARM
$343.51 MSRP: $545.24
You Save: $201.73 (37%)
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Product Specifications
- Other Name: Remanufactured Gear - Rack And Pinion Steering; Rack and Pinion Assembly; Steering Gearbox; Rack & Pinion; Gear Assembly; Gear - Rack And Pinion Steering
Fits the following Mercury Models:
- Mountaineer | 2002-2005 | Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS
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Mercury Steering Gear
Part Number: 7L8Z-3504-DRM
$347.35 MSRP: $586.04
You Save: $238.69 (41%)
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Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Rack and Pinion Assembly; Steering Gearbox; Gear Assembly; Gear Assembly - Steering
- Manufacturer Note: Remanufactured
- Replaces: 7L8Z-3504-D, 6L8Z-3504-D
Fits the following Mercury Models:
- Mariner | 2005-2007 | Base, Convenience, Hybrid, Luxury, Premier | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
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Mercury Steering Gear
Part Number: 8W7Z-3504-ARM
$469.49 MSRP: $743.67
You Save: $274.18 (37%)
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Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Rack and Pinion Assembly; Steering Gearbox; Gear Assembly; Steering Gear Assembly; Gear Assembly - Steering
- Replaces: STG-304, 8W7Z-3504-A
Fits the following Mercury Models:
- Grand Marquis | 2008-2011 | GS, LS | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
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Mercury Steering Gear
Part Number: 7G1Z-3504-AARM
$337.59 MSRP: $569.35
You Save: $231.76 (41%)
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Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Rack and Pinion Assembly; Steering Gearbox; Gear Assembly
- Replaces: 7G1Z-3504-A
Fits the following Mercury Models:
- Montego | 2005-2007 | Luxury, Premier | 6 Cyl 3.0 L GAS
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Mercury Steering Gear
Part Number: 6F1Z-3504-ARM
$283.95 MSRP: $463.64
You Save: $179.69 (39%)
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Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Rack and Pinion Assembly; Steering Gearbox; Rack & Pinion; Gear Assembly
- Replaces: 5F1Z-3504-A, 6F1Z-3504-A
Fits the following Mercury Models:
- Sable | 2003-2005 | GS, LS, LS Premium, Platinum Edition | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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Mercury Gear Assembly
Part Number: 5L2Z-3504-BARM
$301.81 MSRP: $508.15
You Save: $206.34 (41%)
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Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Rack and Pinion Assembly; Steering Gearbox
- Replaces: 5L2Z-3504-BA
Fits the following Mercury Models:
- Mountaineer | 2004-2005 | Base, Convenience, Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Steering Gear
Part Number: 8L2Z-3504-ARM
$396.03 MSRP: $626.00
You Save: $229.97 (37%)
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Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Rack and Pinion Assembly; Steering Gearbox; Gear Assembly; Gear Assembly - Steering
- Manufacturer Note: Remanufactured
- Replaces: 7L2Z-3504-B, 8L2Z-3504-B, 8L2Z-3504-A, STG-400
Fits the following Mercury Models:
- Mountaineer | 2006-2010 | Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L GAS, 8 Cyl 4.6 L GAS
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Mercury Steering Gear
Part Number: F7AZ-3504-FDRM
Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Steering Gearbox; Gear Assembly; Steering Gear Assembly; Gear Assembly - Steering
Fits the following Mercury Models:
- Grand Marquis | 1997-2002 | GS, LS | 8 Cyl 4.6 L GAS
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Mercury Steering Gear
Part Number: F57Z-3504-GERM
Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Rack and Pinion Assembly; Steering Gearbox; Gear Assembly
- Manufacturer Note: Parts List No. 23 Warranty Eligible, SPR-JE,KH
Fits the following Mercury Models:
- Mountaineer | 1997-2001 | Base | 6 Cyl 4.0 L GAS, 8 Cyl 5.0 L GAS
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Mercury Steering Gear
Part Number: 3L2Z-3504-AARM
Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Rack and Pinion Assembly; Steering Gearbox; Gear Assembly; Gear Assembly - Steering
- Replaces: 1L2Z-3504-VARM
Fits the following Mercury Models:
- Mountaineer | 2002-2003 | Base | 8 Cyl 4.6 L GAS
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Mercury Idle Speed Control
Part Number: EOAZ-3575-A
Product Specifications
- Other Name: Shaft - Steering Gear Sector; Idle Air Control Valve; Idle Control Motor; Sector Shaft; Pitman Shaft; Pressure Metering Valve; Shaft & Sector; Shaft
- Replaced by: F6AZ-3575-AA
Fits the following Mercury Models:
- Colony Park | 1987 | GS, LS | 8 Cyl 5.0 L GAS
- Grand Marquis | 1984-1987 | Base, Colony Park, GS, LS | 8 Cyl 5.0 L GAS, 8 Cyl 5.8 L GAS
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Mercury Steering Gear
Part Number: F8AZ-3504-ACRM
$256.69 MSRP: $406.15
You Save: $149.46 (37%)
Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Steering Gearbox; Gear Assembly; Steering Gear Assembly; Gear Assembly - Steering
Fits the following Mercury Models:
- Grand Marquis | 1992-1996 | GS, LS | 8 Cyl 4.6 L GAS
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Mercury Steering Gear
Part Number: 5L2Z-3504-AARM
$370.56 MSRP: $586.04
You Save: $215.48 (37%)
Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Rack and Pinion Assembly; Steering Gearbox; Gear Assembly
- Replaces: 5L2Z-3504-AA
Fits the following Mercury Models:
- Mountaineer | 2004-2005 | Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS, 8 Cyl 4.6 L GAS
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Mercury Steering Gear
Part Number: 7W1Z-3504-ARM
$409.29 MSRP: $647.24
You Save: $237.95 (37%)
Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Steering Gearbox; Gear Assembly; Steering Gear Assembly; Gear Assembly - Steering
- Replaces: 6W1Z-3504-A, 7W1Z-3504-A, STG-246
Fits the following Mercury Models:
- Grand Marquis | 2006 | GS, LS | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
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Mercury Steering Gear
Part Number: 1S8Z-3504-ABRM
Product Specifications
- Other Name: Gear Assembly - Steering; Steering Gearbox; Gear Assembly
- Manufacturer Note: Warranty Eligible, HO (high output), 17' Tires, SPR-VW
Fits the following Mercury Models:
- Cougar | 2001-2002 | Base, S, V6 | 4 Cyl 2.0 L GAS, 6 Cyl 2.5 L GAS
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Mercury Steering Gear
Part Number: 3W1Z-3504-GARM
Product Specifications
- Other Name: Remanufactured Gear Assembly - Steering; Steering Gearbox; Gear Assembly; Gear Assembly - Steering
- Manufacturer Note: Warranty Eligible, Marauder
Fits the following Mercury Models:
- Marauder | 2003-2004 | Base | 8 Cyl 4.6 L GAS
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Mercury Gear Assembly
Part Number: 5L2Z-3504-CARM
Product Specifications
- Other Name: Gear Assembly - Steering; Steering Gearbox
Fits the following Mercury Models:
- Mountaineer | 2003 | Base | 6 Cyl 4.0 L FLEX

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Mercury Rack And Pinion Parts Questions & Experts Answers

Steering Gear
F7AZ-3504-FDRM
Q: How to Install the Rack and Pinion Steering Gear on Mercury Grand Marquis?
A: The installation of rack and pinion should reverse the removal procedure. The first step involves installing new lock nuts and pinch bolts with additional replacement of seal rings if needed. The system requires system filling and a leak test before marking it as operational.
Steering Gear
XS8Z-3504-AARM
Q: How to Service and Repair the Rack and Pinion Steering Gear After a Pump or Gear Overhaul on Mercury Cougar?
A: The procedure to fix and maintain the rack and pinion after pump or gear overhaul must start with purging air from the power steering system. Bleeding of the system should be performed to eliminate any remaining air when operation of the system is needed.