1999 Mercury Mountaineer Power Steering Parts

Keep Your 1999 Mercury Mountaineer in Top Shape with Quality Power Steering Parts

Whether you’re repairing or upgrading your Power Steering Part, using high-quality parts is key to keeping your 1999 Mercury Mountaineer looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Power Steering Pumps, Power Steering Return Hoses, and Power Steering Pressure Hoses. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Power Steering Parts from Trusted Brands

Looking for a reliable Power Steering Part? We’ve got you covered with options from brands you know and trust like Carquest Premium, Imperial, and Dorman. For example, Carquest Premium Power Steering Parts start at just $38.99 with an average 4.4 star rating. Imperial and Dorman offer similar pricing and quality, backed by strong customer feedback. With over 620 reviews and a solid 4 star average, you can shop with confidence knowing other Mercury Mountaineer owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1999 Mercury Mountaineer Power Steering Part at Advance Auto Parts is around $104.30, with a range that starts at $3.29 and goes up to $1,011.99. With 41 options in stock from 13 trusted brands, finding the right fit is easy. Popular picks like New Power Steering Filter, 3/8" ID Return Hose (sold by each), and Power Steering Caps – Power Steering Sealing Washer Assortment start at just $3.29 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Power Steering Part, don’t forget to check out other key components like Ball Joints and Tie Rods. At Advance Auto Parts, we’re here to help you keep your 1999 Mercury Mountaineer in peak condition, inside and out.

Essential 1999 Mercury Mountaineer Power Steering Parts

Dorman – Help – Power Steering Caps – Power Steering Sealing Washer Assortment (Part No.82540)

Power Steering Caps - Power Steering Sealing Washer Assortment

from

$6.49
This power steering pump washer is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this power steering pump washer matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this washer is a reliable replacement for an original part that is missing or has failed due to wear
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Imperial – Mounting Kit System (Part No.226201)

Mounting Kit System

from

$11.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:
  • Imperial mounting kit system
  • For installation of transmission coolers and electric fans
  • Provides quick, effective installation of Imperial products
  • Contains nylon mounting rods, foam pads and locking buttons
  • Aftermarket electric fan and cooler mounting rods
  • Made with the highest quality materials
  • Quality machined for durability
  • Removable buttons for relocation
  • Aftermarket electric fan and cooler mounting rods
  • Made with the highest quality materials
  • Quality machined for durability
  • Removable buttons for relocation
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Edelmann – Factory New Power Steering Pump with Pipe (Part No.6001X)

Factory New Power Steering Pump with Pipe

from

$347.99
Edelmann Elite power steering pumps represent a step up in quality and performance over typical aftermarket brand power steering pumps and are built to meet or exceed OE specifications for form, fit, and function. Designed and built with 100% new components and up-to-date designs provide for a better replacement part. Each pump is painstakingly engineered to not only eliminate commonly experienced failures caused by the OE design, but also incorporates the latest OE revisions and enhancements. Every pump has a unique Designated Numeric Asset identification number etched into the part, which verifies its authenticity and corresponds to an individualized test inspection report that is included with the product to confirm its level of quality.

Product Features:
  • Every component is 100% completely new, never reused
  • Each part’s unique DNA number and testing report provides confidence that the quality of your purchase is a verified fact, not just a concept
  • Re-engineered designs fix traditional OE flaws and prevent premature, repeated failures. This commitment to “working out the bugs” in OE design will allow you to leave the risk of remanufactured units behind
  • Includes necessary hardware where applicable (o-ring, washers, etc…)
  • Pre-installed pulley and reservoir for ease and time saving install
  • U.S. based A.S.E. Certified Technical Support stands ready to provide you with assistance
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Atlantic Automotive Eng – NEW P/S PUMP (Part No.7124N)

NEW P/S PUMP

from

$179.99
NEW P/S PUMP

Powercraft – Pump Seal Kit (Part No.8634)

Pump Seal Kit

from

$47.99
Premium-quality parts for lasting repairs. Engineered to OE design and specifications.
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Carquest Premium – Power Steering Pressure Switch (Part No.PSA1012)

Power Steering Pressure Switch

from

$36.49
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Power Steering Pressure Switch monitors the hydraulic pressure in the power steering system, enhancing safety and performance by alerting the driver to potential issues such as low fluid levels or system malfunctions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
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Powercraft – Pump Drive Shaft Seal Kit (Part No.8635)

Pump Drive Shaft Seal Kit

from

$29.49
Premium-quality parts for lasting repairs. Engineered to OE design and specifications.
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MOOG – Rack & Pinion Bellows Kit (Part No.K8834)

Rack & Pinion Bellows Kit

from

$28.99
By constantly introducing design enhancements that extend product life and simplify installation and replacement, MOOG has earned its reputation as the chassis industry’s Problem Solver.

Product Features:
  • Easy to install
  • Manufactured using premium materials
  • Engineered to provide long life and dependability
  • Construction and design validated by MOOG engineers
  • Incorporates proven design and engineering features
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Dorman – RACK BELLOW (Part No.541-534)

RACK BELLOW

from

$17.99
RACK BELLOW

Carquest Premium – 3/8" I.D. Return Hose CPE (Part No.36219)

3/8" I.D. Return Hose CPE

from

$38.99
Our power steering pressure and return hoses are accurately designed and constructed to match or exceed the original equipment (OE) specifications, guaranteeing a precise and long-lasting installation. With a focus on duplicating the exact routing of the OE hoses, every bend is carefully executed to follow the original hose’s trajectory to ensure a seamless fit into the allotted space. Manufactured with quality materials and incorporating essential safety features, our hoses provide excellent protection against premature failure. Each hose is engineered to withstand the intense pressure pulsations and heat typically encountered in steering systems, offering exceptional resistance to breakdown and system contamination.
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Carquest Premium – 3/8" I.D. Return Hose J189 (Part No.36197)

3/8" I.D. Return Hose J189

from

$52.99
Our power steering pressure and return hoses are accurately designed and constructed to match or exceed the original equipment (OE) specifications, guaranteeing a precise and long-lasting installation. With a focus on duplicating the exact routing of the OE hoses, every bend is carefully executed to follow the original hose’s trajectory to ensure a seamless fit into the allotted space. Manufactured with quality materials and incorporating essential safety features, our hoses provide excellent protection against premature failure. Each hose is engineered to withstand the intense pressure pulsations and heat typically encountered in steering systems, offering exceptional resistance to breakdown and system contamination.
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Carquest Premium – Power Steering Pressure Hose Assembly, 11mm Male Captive "O" Ring x 16mm Swivel "O" Ring (Part No.37190)

Power Steering Pressure Hose Assembly, 11mm Male Captive "O" Ring x 16mm Swivel "O" Ring

from

$108.99
Our power steering pressure and return hoses are accurately designed and constructed to match or exceed the original equipment (OE) specifications, guaranteeing a precise and long-lasting installation. With a focus on duplicating the exact routing of the OE hoses, every bend is carefully executed to follow the original hose’s trajectory to ensure a seamless fit into the allotted space. Manufactured with quality materials and incorporating essential safety features, our hoses provide excellent protection against premature failure. Each hose is engineered to withstand the intense pressure pulsations and heat typically encountered in steering systems, offering exceptional resistance to breakdown and system contamination.
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Carquest Premium – Pressure Hose Assembly, 11mm Male Captive "O" Ring x 16mm Swivel "O" Ring – with Switch Port (Part No.37304)

Pressure Hose Assembly, 11mm Male Captive "O" Ring x 16mm Swivel "O" Ring - with Switch Port

from

$101.99
Our power steering pressure and return hoses are accurately designed and constructed to match or exceed the original equipment (OE) specifications, guaranteeing a precise and long-lasting installation. With a focus on duplicating the exact routing of the OE hoses, every bend is carefully executed to follow the original hose’s trajectory to ensure a seamless fit into the allotted space. Manufactured with quality materials and incorporating essential safety features, our hoses provide excellent protection against premature failure. Each hose is engineered to withstand the intense pressure pulsations and heat typically encountered in steering systems, offering exceptional resistance to breakdown and system contamination.
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National – Bearing Race (Part No.M86610)

Bearing Race

from

$9.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
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FAG US – Cup (Part No.M802011)

Cup

from

$16.49
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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Rare Parts – R & P Mounting Bushing (Part No.RP16530)

R & P Mounting Bushing

from

$37.99
This high quality chassis part will improve overall vehicle handling, reduce tire wear and increase the life of other steering and suspension components. These chassis parts are manufactured to meet or exceed OEM.

Product Features:
  • Insulates Rack & Pinion from Frame.
  • Stabilizes Rack & Pinion
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Cardone New – New Power Steering Reservoir (Part No.3R-231)

New Power Steering Reservoir

from

$70.99
Power Steering Pumps are often misdiagnosed as the culprit for noise or lack of pressure, when the actual cause is a clogged remote reservoir. CARDONE New Power Steering Reservoirs offer the option of a stand-alone replacement as well as a complement to a full power steering pump replacement. Each unit strictly follows the O.E. design, includes a reservoir cap and is 100 percent tested to ensure proper fit and function.

Product Features:
  • 100 percent testing ensures leak-free performance.
  • Designed to match O.E. fit, function and performance.
  • Manufactured from O.E. grade material for strength and durability.
  • Resistant to cracking caused by the high temperatures in the engine compartment.
  • Reservoirs with integrated filter have the same filtration efficiency as O.E.
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Cardone – Power Steering Filter (Part No.20-P038F)

Power Steering Filter

from

$35.49
CARDONE Steering Filters are uniquely designed to protect the steering system from damaging contaminates, which impacts performance and leads to premature power steering pump failure. These compact filters are easy to install, provide magnetic filtration, can be serviced in-line and are highly recommended to extend the life of your steering system. Available in 3/8″, 1/2″, and 5/8″ sizes to cover a most vehicle applications.

Product Features:
  • In-line filter with serviceable filter element
  • Patented built-in bypass that filters up to 190 micron particles
  • Designed to extend the life of the steering system
  • Sure-grip barb connections are included to ensure proper hose fitment
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Edelmann – Elite Power Steering Filter; Fits 99% of Hydraulic Power Steering vehicles (Part No.70699)

Elite Power Steering Filter; Fits 99% of Hydraulic Power Steering vehicles

from

$34.99
Product Features:
  • Interchangeable end sizes allow the filter to fit virtually any hose size and vehicle
  • Small size provides an easy fit, even in cramped systems
  • Dual filtration technology eliminates metal and non-metal debris, ensuring a cleaner system
  • Filter can be easily serviced, extending its functional lifespan considerably
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Cardone – New Power Steering Filter (Part No.20-0038F)

New Power Steering Filter

from

$32.99
CARDONE Steering Filters are uniquely designed to protect the steering system from damaging contaminates, which impacts performance and leads to premature power steering pump failure. These compact filters are easy to install, provide magnetic filtration, can be serviced in-line and are highly recommended to extend the life of your steering system. Available in 3/8″, 1/2″, and 5/8″ sizes to cover a most vehicle applications.

Product Features:
  • In-line filter with serviceable filter element.
  • Patented built-in bypass that filters up to 190 micron particles.
  • Designed to extend the life of the steering system.
  • Sure-grip barb connections are included to ensure proper hose fitment.
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PWR – New Hydraulic Power Rack and Pinion (Part No.42-1114)

New Hydraulic Power Rack and Pinion

from

$1011.99
Direct Fit – to make installation easy; All units are USA Engineering Approved; PWR Pumps, Racks, Gears & Reservoirs are 100% tested for leaks, pressure, noise and function

Product Features:
  • PWR Rack and Pinions are 100% NEW and Engineered In North America
  • All PWR products are Designed, Tier-Manufactured, and Multi-Tested to meet or exceed OE Performance and Durability Requirements
  • Features our EXCLUSIVE INDUSTRIAL GRADE PACKAGING, Tie Rod and Pinion Shaft Thread Protectors, Sealed Heavy Duty Plastic Enclosures, and Fluid Port Caps
  • Includes: Factory Installed OE Mounting Bushings, Inner Tie Rods, Jam Nuts (as required), Precision Routed Fluid Transfer Lines, required Installation Seals, Hardware, and Instructions
  • Precision Routed and Constructed Fluid Transfer Tubes
  • Manufactured to meet or exceed OE requirements
  • Engineering, test, and quality validation in the USA
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Cardone – Remanufactured Rack and Pinion Assembly (Part No.22-292)

Remanufactured Rack and Pinion Assembly

from

$266.99
CARDONE Remanufactured Rack and Pinions are re-engineered, built and tested to meet or exceed O.E. fit and performance. 100 percent new, O.E.-style O-rings and seals are installed to ensure leak-free, long-lasting performance. A final protective coating is applied and each unit is tested to guarantee a perfect fit and function.

Product Features:
  • Protective coating applied to each unit to extend the life of the unit (where applicable).
  • 100 percent performance testing to ensure perfect fit, function and reliable performance.
  • 100 percent hydraulic testing for proper flow, leakage and performance ensures perfect fit and function (where applicable).
  • Racks are surfaced to precise specifications to prevent leaking between chambers and extend unit life.
  • 100 percent new O.E.- style O-rings and lip seals ensure leak-free and long-lasting performance (where applicable).
  • All new spool valve seals and rack donut seals are installed to eliminate internal leaks and ensure reliable performance (where applicable).
  • Valve housings have polished micro-finish sleeves for durability (where applicable).
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80 percent.
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Edelmann – Factory New Rack and Pinion – Includes Inner Tie Rods (Part No.2062)

Factory New Rack and Pinion - Includes Inner Tie Rods

from

$887.99
Edelmann Elite power steering rack and pinions represent a step up in quality and performance over typical aftermarket brand power steering racks and are built to meet or exceed OE specifications for form, fit, and function. Designed and built with 100% new components and up-to-date designs provide for a better replacement part. Each rack is painstakingly engineered to not only eliminate commonly experienced failures caused by the OE design, but also incorporates the latest OE revisions and enhancements. Every rack has a unique Designated Numeric Asset identification number etched into the part, which verifies its authenticity and corresponds to an individualized test inspection report that is included with the product to confirm its level of quality.

Product Features:
  • Every component is 100% completely new, never reused
  • Each part’s unique DNA number and testing report provides confidence that the quality of your purchase is a verified fact, not just a concept
  • Re-engineered designs like internal vent tubing fix traditional OE flaws and prevent premature, repeated failures. This commitment to “working out the bugs” in OE design will allow you to leave the risk of remanufactured units behind
  • Complete with Inner Tie Rods & Boots
  • Includes necessary hardware where applicable (o-ring, washers, etc…)
  • Reinforced Packaging – Assures the product will arrive undamaged and ready for installation
  • U.S. based A.S.E. Certified Technical Support stands ready to provide you with assistance
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Edelmann – Factory New Rack and Pinion – Includes Inner Tie Rods (Part No.2073)

Factory New Rack and Pinion - Includes Inner Tie Rods

from

$893.99
Edelmann Elite power steering rack and pinions represent a step up in quality and performance over typical aftermarket brand power steering racks and are built to meet or exceed OE specifications for form, fit, and function. Designed and built with 100% new components and up-to-date designs provide for a better replacement part. Each rack is painstakingly engineered to not only eliminate commonly experienced failures caused by the OE design, but also incorporates the latest OE revisions and enhancements. Every rack has a unique Designated Numeric Asset identification number etched into the part, which verifies its authenticity and corresponds to an individualized test inspection report that is included with the product to confirm its level of quality.

Product Features:
  • Every component is 100% completely new, never reused
  • Each part’s unique DNA number and testing report provides confidence that the quality of your purchase is a verified fact, not just a concept
  • Re-engineered designs like internal vent tubing fix traditional OE flaws and prevent premature, repeated failures. This commitment to “working out the bugs” in OE design will allow you to leave the risk of remanufactured units behind
  • Complete with Inner Tie Rods & Boots
  • Includes necessary hardware where applicable (o-ring, washers, etc…)
  • Reinforced Packaging – Assures the product will arrive undamaged and ready for installation
  • U.S. based A.S.E. Certified Technical Support stands ready to provide you with assistance
See More

Atlantic Automotive Eng – NEW P/S PULLEY (Part No.PU100-051)

NEW P/S PULLEY

from

$52.99
NEW P/S PULLEY

Dorman – Power Steering Pump Pulley (Part No.300-009)

Power Steering Pump Pulley

from

$26.99
This power steering pump pulley is designed to match the fit and function of the original pulley on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this power steering pump pulley is designed to match the fit and function of the original pulley on specified applications
  • Restores functionality – reliable replacement for an original pulley that has failed due to contamination by road debris, or damaged during service
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Power Steering Pump Pulley (Part No.300-010)

Power Steering Pump Pulley

from

$34.99
This power steering pump pulley is designed to match the fit and function of the original pulley on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this power steering pump pulley is designed to match the fit and function of the original pulley on specified applications
  • Restores functionality – reliable replacement for an original pulley that has failed due to contamination by road debris, or damaged during service
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Most Popular Power Steering Pumps for 1999 Mercury Mountaineers

Enhance your 1999 Mercury Mountaineer with one of the 6 Power Steering Pumps we have in stock, starting at just $75.99.

Cardone – Remanufactured Power Steering Pump (Part No.20-279)

Remanufactured Power Steering Pump

from

$75.99
CARDONE Remanufactured Power Steering Pumps are engineered to meet or exceed O.E. performance. Original designs are scrutinized for potential improvement, and where applicable, design upgrades are implemented to produce a more durable part than the original. All critical components are tested to ensure proper function. Every unit undergoes a hydraulic efficiency test to ensure reliable, long-lasting performance.

Product Features:
  • All critical components (campacs, spool valves, etc.) are triple-tested to ensure product reliability.
  • All units are built with 100 percent new O-rings and premium-grade HNBR seals to prevent leaks. HNBR does not break down at high temperatures like conventional seal material.
  • Shafts are surfaced to precise specifications to eliminate premature seal wear and extend pump life.
  • Units are supplied with 100 percent tested and calibrated pressure relief valves.
  • Final pump assembly is computer-tested to measure pressure, bypass, fluid flow, valve operation, steering effort and noise to ensure reliable performance.
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80 percent.
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Cardone – Remanufactured Power Steering Pump (Part No.20-277)

Remanufactured Power Steering Pump

from

$92.99
CARDONE Remanufactured Power Steering Pumps are engineered to meet or exceed O.E. performance. Original designs are scrutinized for potential improvement, and where applicable, design upgrades are implemented to produce a more durable part than the original. All critical components are tested to ensure proper function. Every unit undergoes a hydraulic efficiency test to ensure reliable, long-lasting performance.

Product Features:
  • All critical components (campacs, spool valves, etc.) are triple-tested to ensure product reliability.
  • All units are built with 100 percent new O-rings and premium-grade HNBR seals to prevent leaks. HNBR does not break down at high temperatures like conventional seal material.
  • Shafts are surfaced to precise specifications to eliminate premature seal wear and extend pump life.
  • Units are supplied with 100 percent tested and calibrated pressure relief valves.
  • Final pump assembly is computer-tested to measure pressure, bypass, fluid flow, valve operation, steering effort and noise to ensure reliable performance.
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80 percent.
See More

Edelmann – Factory New Power Steering Pump with Pipe (Part No.6001X)

Factory New Power Steering Pump with Pipe

from

$347.99
Edelmann Elite power steering pumps represent a step up in quality and performance over typical aftermarket brand power steering pumps and are built to meet or exceed OE specifications for form, fit, and function. Designed and built with 100% new components and up-to-date designs provide for a better replacement part. Each pump is painstakingly engineered to not only eliminate commonly experienced failures caused by the OE design, but also incorporates the latest OE revisions and enhancements. Every pump has a unique Designated Numeric Asset identification number etched into the part, which verifies its authenticity and corresponds to an individualized test inspection report that is included with the product to confirm its level of quality.

Product Features:
  • Every component is 100% completely new, never reused
  • Each part’s unique DNA number and testing report provides confidence that the quality of your purchase is a verified fact, not just a concept
  • Re-engineered designs fix traditional OE flaws and prevent premature, repeated failures. This commitment to “working out the bugs” in OE design will allow you to leave the risk of remanufactured units behind
  • Includes necessary hardware where applicable (o-ring, washers, etc…)
  • Pre-installed pulley and reservoir for ease and time saving install
  • U.S. based A.S.E. Certified Technical Support stands ready to provide you with assistance
See More

Cardone New – New Power Steering Pump (Part No.96-279)

New Power Steering Pump

from

$218.99
Building on decades of experience using reverse engineering to remanufacture power steering products, CARDONE engineers have meticulously designed and tested our CARDONE New Power Steering Pumps to fit and perform like the original. Each unit is supplied with premium high-temperature seals for reliability you can count on.

Product Features:
  • Rigorous computer load testing ensures optimal performance and durability by incorporating real-world parameters during the test cycle.
  • Manufactured with premium grade, high-temperature seals for added durability under all driving conditions.
  • Precise bushing alignment prevents premature shaft and seal wear, significantly reducing noise and vibration.
  • Meets or exceeds O.E. performance.
See More

Atlantic Automotive Eng – NEW P/S PUMP (Part No.7142N)

NEW P/S PUMP

from

$184.99
NEW P/S PUMP

Atlantic Automotive Eng – NEW P/S PUMP (Part No.7124N)

NEW P/S PUMP

from

$179.99
NEW P/S PUMP

Best-Selling 1999 Mercury Mountaineer Power Steering Return Hoses

Upgrade your Mountaineer with one of our 4 best-selling Power Steering Return Hoses, earning an average 4.5 stars rating across 15 reviews.

Carquest Premium – Power Steering Return Hose Assembly, 16mm Long Swivel "O" Ring x 3/8" I.D. Hose (Part No.35215)

Power Steering Return Hose Assembly, 16mm Long Swivel "O" Ring x 3/8" I.D. Hose

from

$50.99
Our power steering pressure and return hoses are accurately designed and constructed to match or exceed the original equipment (OE) specifications, guaranteeing a precise and long-lasting installation. With a focus on duplicating the exact routing of the OE hoses, every bend is carefully executed to follow the original hose’s trajectory to ensure a seamless fit into the allotted space. Manufactured with quality materials and incorporating essential safety features, our hoses provide excellent protection against premature failure. Each hose is engineered to withstand the intense pressure pulsations and heat typically encountered in steering systems, offering exceptional resistance to breakdown and system contamination.
See More

Carquest Premium – 3/8" I.D. Return Hose CPE (Part No.36219)

3/8" I.D. Return Hose CPE

from

$38.99
Our power steering pressure and return hoses are accurately designed and constructed to match or exceed the original equipment (OE) specifications, guaranteeing a precise and long-lasting installation. With a focus on duplicating the exact routing of the OE hoses, every bend is carefully executed to follow the original hose’s trajectory to ensure a seamless fit into the allotted space. Manufactured with quality materials and incorporating essential safety features, our hoses provide excellent protection against premature failure. Each hose is engineered to withstand the intense pressure pulsations and heat typically encountered in steering systems, offering exceptional resistance to breakdown and system contamination.
See More

Carquest Premium – 5/8" I.D. Reservoir Hose (Part No.36220)

5/8" I.D. Reservoir Hose

from

$46.99
Our power steering pressure and return hoses are accurately designed and constructed to match or exceed the original equipment (OE) specifications, guaranteeing a precise and long-lasting installation. With a focus on duplicating the exact routing of the OE hoses, every bend is carefully executed to follow the original hose’s trajectory to ensure a seamless fit into the allotted space. Manufactured with quality materials and incorporating essential safety features, our hoses provide excellent protection against premature failure. Each hose is engineered to withstand the intense pressure pulsations and heat typically encountered in steering systems, offering exceptional resistance to breakdown and system contamination.
See More

Carquest Premium – 3/8" ID Return Hose (sold by each) (Part No.34995)

3/8" ID Return Hose (sold by each)

from

$3.29
Our power steering pressure and return hoses are accurately designed and constructed to match or exceed the original equipment (OE) specifications, guaranteeing a precise and long-lasting installation. With a focus on duplicating the exact routing of the OE hoses, every bend is carefully executed to follow the original hose’s trajectory to ensure a seamless fit into the allotted space. Manufactured with quality materials and incorporating essential safety features, our hoses provide excellent protection against premature failure. Each hose is engineered to withstand the intense pressure pulsations and heat typically encountered in steering systems, offering exceptional resistance to breakdown and system contamination.
See More

Top-Quality Power Steering Pressure Hoses for 1999 Mercury Mountaineers

Choose a high-quality OEM or aftermarket Power Steering Pressure Hose for Mercury Mountaineers and enjoy top-notch performance from $11.49.

Carquest Premium – Power Steering Pressure Hose Assembly, 16mm Swivel "O" Ring x 16mm Swivel "O" Ring (Recessed) (Part No.35408)

Power Steering Pressure Hose Assembly, 16mm Swivel "O" Ring x 16mm Swivel "O" Ring (Recessed)

from

$72.99
Our power steering pressure and return hoses are accurately designed and constructed to match or exceed the original equipment (OE) specifications, guaranteeing a precise and long-lasting installation. With a focus on duplicating the exact routing of the OE hoses, every bend is carefully executed to follow the original hose’s trajectory to ensure a seamless fit into the allotted space. Manufactured with quality materials and incorporating essential safety features, our hoses provide excellent protection against premature failure. Each hose is engineered to withstand the intense pressure pulsations and heat typically encountered in steering systems, offering exceptional resistance to breakdown and system contamination.
See More

Imperial – Quick Connect Coupler (Part No.240250)

Quick Connect Coupler

from

$11.49
Imperial transmission line fitting kits allow for the installation of auxiliary cooler lines without cutting the vehicle’s original metal lines.

Product Features:
  • Quick Connect coupler
  • Fits most 5/16″ transmission lines with 1/2″ – 20″ threads
  • Simplifies transmission cooler installation
  • Allows for auxiliary transmission cooler installation without cutting OE lines
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Carquest Premium – Power Steering Pressure Hose Assembly, 16mm Swivel "O" Ring x 16mm Swivel "O" Ring (Recessed) (Part No.35409)

Power Steering Pressure Hose Assembly, 16mm Swivel "O" Ring x 16mm Swivel "O" Ring (Recessed)

from

$86.99
Our power steering pressure and return hoses are accurately designed and constructed to match or exceed the original equipment (OE) specifications, guaranteeing a precise and long-lasting installation. With a focus on duplicating the exact routing of the OE hoses, every bend is carefully executed to follow the original hose’s trajectory to ensure a seamless fit into the allotted space. Manufactured with quality materials and incorporating essential safety features, our hoses provide excellent protection against premature failure. Each hose is engineered to withstand the intense pressure pulsations and heat typically encountered in steering systems, offering exceptional resistance to breakdown and system contamination.
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Top Picks for 1999 Mercury Mountaineer Rack & Pinions

Invest in one of our 3 durable Rack & Pinions for your 1999 Mercury, knowing you’re getting trusted brands and expert craftsmanship.

Cardone – Remanufactured Rack and Pinion Assembly (Part No.22-234)

Remanufactured Rack and Pinion Assembly

from

$211.99
CARDONE Remanufactured Rack and Pinions are re-engineered, built and tested to meet or exceed O.E. fit and performance. 100 percent new, O.E.-style o-rings and seals are installed to ensure leak-free, long-lasting performance. A final protective coating is applied and each unit is tested to guarantee a perfect fit and function.

Product Features:
  • Protective coating applied to each unit to extend the life of the unit (where applicable).
  • 100 percent performance testing to ensure perfect fit, function and reliable performance.
  • 100 percent hydraulic testing for proper flow, leakage and performance ensures perfect fit and function (where applicable).
  • Racks are surfaced to precise specifications to prevent leaking between chambers and extend unit life.
  • 100 percent new O.E.- style o-rings and lip seals ensure leak-free and long-lasting performance (where applicable).
  • All new spool valve seals and rack donut seals are installed to eliminate internal leaks and ensure reliable performance (where applicable).
  • Valve housings have polished micro-finish sleeves for durability (where applicable).
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80 percent.
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PWR – New Hydraulic Power Rack and Pinion (Part No.42-1114)

New Hydraulic Power Rack and Pinion

from

$1011.99
Direct Fit – to make installation easy; All units are USA Engineering Approved; PWR Pumps, Racks, Gears & Reservoirs are 100% tested for leaks, pressure, noise and function

Product Features:
  • PWR Rack and Pinions are 100% NEW and Engineered In North America
  • All PWR products are Designed, Tier-Manufactured, and Multi-Tested to meet or exceed OE Performance and Durability Requirements
  • Features our EXCLUSIVE INDUSTRIAL GRADE PACKAGING, Tie Rod and Pinion Shaft Thread Protectors, Sealed Heavy Duty Plastic Enclosures, and Fluid Port Caps
  • Includes: Factory Installed OE Mounting Bushings, Inner Tie Rods, Jam Nuts (as required), Precision Routed Fluid Transfer Lines, required Installation Seals, Hardware, and Instructions
  • Precision Routed and Constructed Fluid Transfer Tubes
  • Manufactured to meet or exceed OE requirements
  • Engineering, test, and quality validation in the USA
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Edelmann – Factory New Rack and Pinion – Includes Inner Tie Rods (Part No.2003)

Factory New Rack and Pinion - Includes Inner Tie Rods

from

$835.99
Edelmann Elite power steering rack and pinions represent a step up in quality and performance over typical aftermarket brand power steering racks and are built to meet or exceed OE specifications for form, fit, and function. Designed and built with 100% new components and up-to-date designs provide for a better replacement part. Each rack is painstakingly engineered to not only eliminate commonly experienced failures caused by the OE design, but also incorporates the latest OE revisions and enhancements. Every rack has a unique Designated Numeric Asset identification number etched into the part, which verifies its authenticity and corresponds to an individualized test inspection report that is included with the product to confirm its level of quality.

Product Features:
  • Every component is 100% completely new, never reused
  • Each part’s unique DNA number and testing report provides confidence that the quality of your purchase is a verified fact, not just a concept
  • Re-engineered designs like internal vent tubing fix traditional OE flaws and prevent premature, repeated failures. This commitment to “working out the bugs” in OE design will allow you to leave the risk of remanufactured units behind
  • Complete with Inner Tie Rods & Boots
  • Includes necessary hardware where applicable (o-ring, washers, etc…)
  • Reinforced Packaging – Assures the product will arrive undamaged and ready for installation
  • U.S. based A.S.E. Certified Technical Support stands ready to provide you with assistance
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Top-Rated Power Steering Coolers for 1999 Mercury Mountaineers

Make a smart move for your 1999 Mercury Mountaineer with products all priced from $11.99 to $115.99.

Imperial – Mounting Kit System (Part No.226201)

Mounting Kit System

from

$11.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:
  • Imperial mounting kit system
  • For installation of transmission coolers and electric fans
  • Provides quick, effective installation of Imperial products
  • Contains nylon mounting rods, foam pads and locking buttons
  • Aftermarket electric fan and cooler mounting rods
  • Made with the highest quality materials
  • Quality machined for durability
  • Removable buttons for relocation
  • Aftermarket electric fan and cooler mounting rods
  • Made with the highest quality materials
  • Quality machined for durability
  • Removable buttons for relocation
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Imperial – Transmission Oil Cooler Hose (Part No.248001)

Transmission Oil Cooler Hose

from

$32.49
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:
  • Transmission oil cooler hose
  • 11/32″ x 4-1/2′
  • Designed for transmission fluid applications
  • Made for tight-radius applications found in transmission cooler installations
  • Compatible with 11/32 in. OEM cooler systems
  • Tube made of black chemigum (nitrile)
  • Reinforced with 2-spiral synthetic
  • Covered in black Hypalon
  • Compatible with 11/32 in. OEM cooler systems
  • Tube made of black chemigum (nitrile)
  • Reinforced with 2-spiral synthetic
  • Covered in black Hypalon
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Imperial – Power Steering Oil Cooler (Part No.241009)

Power Steering Oil Cooler

from

$28.49
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:
  • Power steering oil cooler
  • Size: 3/4″ x 2-1/2″ x 9″
  • For vehicles with 3/8″ I.D. power steering return hose
  • Removes destructive heat and prolongs power steering system life
  • Compatible with OEM cooler systems
  • Ultrasonically soldered for reliability
  • 100% pressure testing to 150 PSI for quality assurance
  • High efficiency turbulators
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Edelmann – PS COOLER (Part No.58033)

PS COOLER

from

$115.99
PS COOLER

Top-Rated Power Steering Part Brands For Your 1999 Mercury Mountaineer

When it comes to finding the perfect Power Steering Part for your 1999 Mercury Mountaineer, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 13 trusted brands. We carry the most popular Power Steering Part brands including Carquest Premium, Dorman, and Imperial, and more, all known for their exceptional customer ratings (average brand rating of 4.4 stars) and competitive prices, as low as $6.49. Purchasing a Power Steering Part from us here at Advance Auto Parts is a smart move for both you and your 1999 Mercury Mountaineer, providing peace of mind with parts that meet or exceed OEM standards.

Popular Carquest Premium 1999 Mercury Mountaineer Power Steering Parts

If you’re looking for a top-quality Power Steering Part for your 1999 Mercury Mountaineer, Advance Auto Parts has exactly what you need with our selection of Carquest Premium Power Steering Parts. We have 3 Carquest Premium Power Steering Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $38.99 and an average cost of $54.32, you’ll find the perfect Power Steering Part for your needs and budget. Carquest Premium Power Steering Parts for the 1999 Mercury Mountaineer come highly rated, with over 15 customer reviews and an impressive average rating of 4.4 stars. Choosing a Carquest Premium Power Steering Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
3/8" I.D. Return Hose CPE
from $38.99
(8)
3/8" I.D. Return Hose CPE
“Hose”

Top-Quality Dorman 1999 Mercury Mountaineer Power Steering Parts

For those in search of a high-quality Power Steering Part for their 1999 Mercury Mountaineer, Advance Auto Parts offers a great selection of Dorman Power Steering Parts. With 1 Dorman Power Steering Parts in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Power Steering Parts start at just $6.49, giving you a range of options to suit your budget. Backed by over 15 customer ratings and an average rating of 4.2 stars, Dorman Power Steering Parts provide both reliability and excellent performance. Choosing a Dorman Power Steering Part from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Power Steering Caps - Power Steering Sealing Washer Assortment
from $6.49
(15)
Power Steering Caps – Power Steering Sealing Washer Assortment
“Stopped power steering leak”

FAQs for 1999 Mercury Mountaineer Power Steering Parts

What are the best-selling Power Steering Parts for 1999 Mercury Mountaineers?

Out of 41 Power Steering Parts that fit 1999 Mercury Mountaineers, the following parts are the top sellers:

What’s the price range for 1999 Mercury Mountaineer Power Steering Parts?

The prices of Power Steering Parts for the 1999 Mercury Mountaineer range from $3.29 up to $1,011.99 for the most premium parts.

What is the average price of a Power Steering Part for a 1999 Mercury Mountaineer?

The average price for Power Steering Parts for the 1999 Mercury Mountaineer is $104.30. Keep in mind the variety of part types within our Power Steering Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Power Steering Parts for other Mercury Mountaineer model years?

Yes, we carry Power Steering Parts for 12 model years of Mercury Mountaineers between 1997 and 2010. The following model years are the most popular for Power Steering Part purchases: 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, and 2002.

What are the cheapest Power Steering Parts for my 1999 Mercury Mountaineer?

The cheapest 1999 Mercury Mountaineer Power Steering Parts we carry are:

Does Advance Auto Parts sell Power Steering Parts for any other 1999 Mercury models?

Yes. We stock Power Steering Parts for 5 other popular 1999 Mercury models. Some of the most popular are 1999 Cougar Power Steering Parts, 1999 Grand Marquis Power Steering Parts, 1999 Villager Power Steering Parts, 1999 Sable Power Steering Parts, and 1999 Tracer Power Steering Parts.

What are the top-rated Power Steering Parts that fit the 1999 Mercury Mountaineer?

The one 1999 Mercury Mountaineer Power Steering Part we have in stock is the 3/8" ID Return Hose (sold by each). It costs $3.29.

What types of Power Steering Parts do you sell for my 1999 Mercury Mountaineer?

As of 11/2/25, these are some of the most in-demand types of Power Steering Parts for a 1999 Mercury Mountaineer:

Can I get help with 1999 Mercury Mountaineer Power Steering Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Mercury Power Steering Parts and more.

What is your return policy for Mercury Mountaineer Power Steering Parts?

Advance Auto Parts keeps returns simple. For new Mercury Mountaineer Power Steering Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.