1978 Dodge Diplomat Steering and Chassis Parts

Essential 1978 Dodge Diplomat Steering and Chassis Parts

Cardone – Power Steering Pump (Part No.20-7859)

Power Steering Pump

from

$70.99
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 (cam packs, spool valves, etc.) are triple-tested to ensure product reliability.
  • All units are built with 100% 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% 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%.
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Lares – Remanufactured Power Steering Gear Box (Part No.1031)

Remanufactured Power Steering Gear Box

from

$658.99
Power Steering Gears are thoroughly cleaned and exterior surfaces reconditioned for like-new look. Each component is carefully inspected and replaced if not to OE tolerances. All seals and O-rings are replaced with OE equivalent parts. Each unit is tested to insure OE performance. Painted with a high quality paint. All units are carefully packaged to insure safe arrival at your door. Remanufactured in the USA.
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Powercraft – Steering Gear Control Valve Seal Kit (Part No.8518)

Steering Gear Control Valve Seal Kit

from

$16.49
Premium-quality parts for lasting repairs. Engineered to OE design and specifications.
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Energy Suspension – Sway Bar Bushing Set (Part No.5.5110G)

Sway Bar Bushing Set

from

$42.99
Energy Suspension performance polyurethane sway bar bushings and end links offer the greatest improvement in performance among all the products Energy offers. They make a vehicle’s sway bar system much more effective like adding a larger, higher performance sway bar! Economy, increased efficiency, and easy installation are just some of the reasons these products are so popular. Made of Hyper-Flex polyurethane that lasts much longer than O.E.M. rubber bushings.

Product Features:
  • Allows Sway Bar System to Work At 100% Efficiency
  • Zerk Type Fittings
  • Allows for Periodic Greasing
  • Lasts Much Longer Than OEM Rubber Bushings
  • Handling Characteristics Improve Dramatically
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Powercraft – Steering Gear Input Shaft Seal Kit (Part No.8553)

Steering Gear Input Shaft Seal Kit

from

$51.99
Premium-quality parts for lasting repairs. Engineered to OE design and specifications.
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TRW – Ball Joint (Part No.L2020217742TRW)

Ball Joint

from

$27.52
TRW sets the standard within the Aftermarket, with tests that go beyond the ordinary to ensure every chassis part we produce meets stringent vehicle manufacturer quality standards, in line with the Original Equipment specification. To help make sure that our parts can go the distance, TRW utilizes on the road tests and the most advanced test machines available, in both our Original Equipment and Aftermarket facilities as well as by independent testing labs. So you can be sure that TRW parts are tested for your safety.

Product Features:
  • Long lasting dust covers made from the highest quality rubber that eliminate dust and water from entering the ball joint
  • Low friction plastic bearings that enhance damping and reliability
  • Manufactured using forged or cold formed steel
  • Two-seat design is standard, and eliminates the need for a spring
  • Top of the ball pins are polished
  • Salt Spray Test (240hrs)
  • Dynamic Test and Elasticity Test
  • Original Equipment quality hardware installation accessories
  • Acoustic measurements to ensure driver comfort
  • Strength tests for durability
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MOOG – Torsion Bar Bushing (Part No.K7289)

Torsion Bar Bushing

from

$106.99
MOOG Problem Solver products incorporate proven design and engineering features to ensure like new steering, ease of installation and longer life. MOOG is the preferred steering and suspension parts brand of professional technicians and NASCAR Crew Chiefs.

Product Features:
  • Bushings are manufactured from high quality elastomer compounds for durability and ride performance.
  • Assembled with the proper precompression to provide the ultimate in performance and feel.
  • Elastomer compounds do not utilize any reground rubber fillers.
  • Includes all necessary components.
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Powercraft – Steering Gear Complete Rebuild Kit (Part No.8538)

Steering Gear Complete Rebuild Kit

from

$157.99
Premium-quality parts for lasting repairs. Engineered to OE design and specifications.
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Rare Parts – Pitman Arm (Part No.RP20401)

Pitman Arm

from

$79.99
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:
  • Improves steering response
  • Reduces wander
  • Reduces vibration
  • Restores OE alignment
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Driveworks – Ball Joint (Part No.DW-K772)

Ball Joint

from

$18.29
Product Features:
  • Forged housing provides exceptional strength and durability
  • Oxidation film on the surface of the metal protects against corrosion
  • Phosphated ball stud provides a smooth, durable and wear-resistant surface to extend service life
  • Premium Polychloroprene rubber boots are fitted with grease relief valves to prevent contamination
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Cardone – Power Steering Filter (Part No.20-0038F)

Power Steering Filter

from

$31.99
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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MOOG – Tie Rod End (Part No.ES401R)

Tie Rod End

from

$30.49
Backed by superior materials and rigorous testing, MOOG® outer tie rod ends deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.

Product Features:
  • RESTORES LIKE-NEW STEERING — Patented pressed-in cover plate seals out debris and minimizes looseness, reducing bearing wear and promoting longer life
  • GREASEABLE SOCKET — Reduces corrosion and wear by allowing new lubricant to flush contaminants
  • ABSORBS IMPACT — Belleville preload washer helps keep the bearing package tight as bearings wear
  • PROBLEM SOLVER® GUSHER BEARING — Metal-to-metal design provides strength and allows grease to flow through bearing surface for reduced friction and long life
  • STRONG AND DURABLE — Ball studs are heat treated to match or exceed OE requirements to inhibit premature failure and improve fatigue strength
  • EASY TO INSTALL — Precision tolerances for easy installation and steering alignment giving you a perfect fit right out of the box
  • COMPREHENSIVE COVERAGE — Available for foreign and domestic nameplates
  • RIGOROUS TESTING — Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
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Powercraft – Pump Drive Shaft Seal Kit (Part No.8709)

Pump Drive Shaft Seal Kit

from

$10.99
Premium-quality parts for lasting repairs. Engineered to OE design and specifications.
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Energy Suspension – Sway Bar Bushing Set (Part No.5.5110R)

Sway Bar Bushing Set

from

$42.99
Energy Suspension performance polyurethane sway bar bushings and end links offer the greatest improvement in performance among all the products Energy offers. They make a vehicle’s sway bar system much more effective like adding a larger, higher performance sway bar! Economy, increased efficiency, and easy installation are just some of the reasons these products are so popular. Made of Hyper-Flex polyurethane that lasts much longer than O.E.M. rubber bushings.

Product Features:
  • Allows Sway Bar System to Work At 100% Efficiency
  • Zerk Type Fittings
  • Allows for Periodic Greasing
  • Lasts Much Longer Than OEM Rubber Bushings
  • Handling Characteristics Improve Dramatically
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National – Multi Purpose Seal (Part No.6859S)

Multi Purpose Seal

from

$12.29
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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Carquest Premium – Bulk – 3/8" I.D. Return Hose J189 (Part No.35002)

Bulk - 3/8" I.D. Return Hose J189

from

$47.49
OE routing ensures a proper fit. Engineered and constructed to withstand the high-pressure pulsations and heat found in steering systems.
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National – Bearings (Part No.A-2)

Bearings

from

$15.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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MOOG – Idler Arm (Part No.K7086)

Idler Arm

from

$84.99
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:
  • Heavy-duty design
  • Loose or worn chassis parts can lead to premature tire wear
  • Engineered steel composition results in a stronger component
  • Powdered metal gusher bearing design enables grease to flow through bearing to
  • Greaseable socket reduces corrosion and wear by allowing new lubricant to flush contaminants
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Powercraft – Steering Gear Lower Pitman Shaft Seal Kit (Part No.8516)

Steering Gear Lower Pitman Shaft Seal Kit

from

$27.99
Premium-quality parts for lasting repairs. Engineered to OE design and specifications.
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Rare Parts – Tie Rod Sleeve (Part No.RP25563)

Tie Rod Sleeve

from

$56.99
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:
  • Complete with clamps
  • Used to set Toe in or out
  • replaces rusted or corroded sleeves
  • Used to connect inner and outer tie rod ends
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Powercraft – Steering Gear Major Seal Kit (Part No.8513)

Steering Gear Major Seal Kit

from

$65.99
Premium-quality parts for lasting repairs. Engineered to OE design and specifications.
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Driveworks – TIE ROD END 1 EA DRIVE (Part No.DW-ES401L)

TIE ROD END 1 EA DRIVE

from

$8.49
Driveworks chassis parts help to eliminate front-end vibration, shimmy and unsafe handling. Driveworks chassis parts meet OE specifications, help ensure improved steering response and reduce tire wear.

Product Features:
  • Forged housing from specific materials provides strength and durability to prevent breakage
  • Coated technology provides a smooth and durable surface to prevent corrosion and rust
  • Premium Polychloroprene rubber boots are fitted with grease relief valves to prevent contamination
  • A slotted nut and cotter pin for a more secure installation
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Carquest Premium – Pressure Hose Assembly (Part No.35461)

Pressure Hose Assembly

from

$61.99
OE routing ensures a proper fit. Engineered and constructed to withstand the high-pressure pulsations and heat found in steering systems.
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Powercraft – Pump Seal Kit (Part No.7918)

Pump Seal Kit

from

$30.99
Premium-quality parts for lasting repairs. Engineered to OE design and specifications.
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National – Multi Purpose Seal (Part No.7013S)

Multi Purpose Seal

from

$20.79
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
See More

Carquest Premium – Bulk – 3/8" I.D. Return Hose J189 (Part No.36196)

Bulk - 3/8" I.D. Return Hose J189

from

$33.49
OE routing ensures a proper fit. Engineered and constructed to withstand the high-pressure pulsations and heat found in steering systems.
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MOOG – Suspension Stabilizer Bar Link Kit (Part No.K7087)

Suspension Stabilizer Bar Link Kit

from

$13.29
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:
  • Improves upon OE designs
  • Quiet, dependable operation
  • Provides like-new steering, ease of installation and longer life
  • Incorporates proven design and engineering features
  • Incorporates proven design and engineering features
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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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1978 Dodge Diplomat Steering and Chassis Parts

You count on your 1978 Dodge Diplomat to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Steering and Chassis Parts. With 61 Steering and Chassis Parts ranging in price from $2.49 to $658.99, you’re sure to find everything you need for your 1978 Dodge Diplomat.

Brands matter. If you want to shop a specific Steering and Chassis Parts brand, we stock 12 different brands like Imperial, Carquest Premium, and Cardone. 1978 Dodge Diplomat Steering and Chassis Parts start as low as $2.49!

One of the best ways to find top quality OEM or aftermarket Steering and Chassis Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 5,763 extensive product reviews on 1978 Dodge Diplomat Steering and Chassis Parts. Some of the top-rated Steering and Chassis Parts products we carry are Bearings with 4.7 stars and Bulk – 3/8" I.D. Return Hose J189 with 4.6 stars.

Did we mention you can order your Steering and Chassis Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Steering and Chassis Parts inventory for your 1978 Dodge Diplomat below to get started!

Top-Rated Steering and Chassis Parts Brands For Your 1978 Dodge Diplomat

Trusted Steering and Chassis Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1978 Dodge Diplomat running right for years to come. In our inventory you’ll find brands like Imperial, Carquest Premium, Cardone, and even more.

Popular MOOG Steering and Chassis Parts

You’ll find popular MOOG brand products across Idler Arms and Ball Joints. All are waiting to get your 1978 Dodge Diplomat back on the road. Some of the top-rated MOOG products in these categories are:
Idler Arm
from $84.99
(1)
Idler Arm
Idler Arms
Ball Joint
from $40.99
(2)
Ball Joint
Lower Ball Joints
Tie Rod End
from $30.49
(1)
Tie Rod End
Tie Rod Ends

Top-Rated Imperial Steering and Chassis Parts


If Imperial are what you’re looking for, our inventory holds plenty. We stock Imperial brand Steering and Chassis Parts for your 1978 Dodge Diplomat, and some of our most reviewed Imperial parts include:
Transmission Oil Cooler Hose
from $32.49
(94)
Transmission Oil Cooler Hose
Power Steering Coolers
Power Steering Oil Cooler
from $28.49
(83)
Power Steering Oil Cooler
Power Steering Coolers
Quick Connect Coupler
from $11.49
(3)
Quick Connect Coupler
Power Steering Coolers

FAQs for 1978 Dodge Diplomat Steering and Chassis Parts

What are the most purchased Steering and Chassis Parts for the 1978 Dodge Diplomat?

Out of 61 Steering and Chassis Parts for the 1978 Dodge Diplomat, the most popular in our inventory are:
Bulk - 3/8" I.D. Return Hose (J189) (sold by foot)
from $5.99
This product is not rated
Bulk – 3/8" I.D. Return Hose (J189) (sold by foot)
Power Steering Return Hoses
Power Steering Filter
from $31.99
(59)
Power Steering Filter
Power Steering Filters
Bulk - 3/8" ID Return Hose (CPE) (sold by each)
from $2.49
This product is not rated
Bulk – 3/8" ID Return Hose (CPE) (sold by each)
Power Steering Reservoir Hoses

What are the top-rated 1978 Dodge Diplomat Steering and Chassis Parts?

Top-rated Steering and Chassis Parts for your 1978 Dodge Diplomat based on customer reviews/ratings are:
Bearings
from $15.99
(38)
Bearings
“1976 Cutlass. Seem like a good bearing”
Bulk - 3/8" I.D. Return Hose J189
from $47.49
(17)
Bulk – 3/8" I.D. Return Hose J189
“There is plenty of hose to get the job done”
Pump Complete Rebuild Kit
from $53.99
(14)
Pump Complete Rebuild Kit
“No complaints had all seals and o rings needed for the rebuild”