1978 Cadillac DeVille Suspension Parts

Name: Max-Air Air Adjustable Air Shock Absorber, Pack of 2
Brand: Monroe
SKU: MA719
Price: 156.99 USD

Below you will find various in-demand Cadillac Suspension Parts, components and accessories for your 1978 DeVille. Advance Auto Parts has popular DeVille parts like Air Suspension and Kits, Control Arms, Coil and Leaf Springs and more. You’ll also find aftermarket and OEM Suspension Parts for other DeVille model years including 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 and more. Select a category of 1978 Cadillac DeVille Suspension Parts below and start saving instantly.

Popular 1978 Cadillac DeVille Suspension Parts Categories

Suspension Self-Leveling Unit Fluids

Air Shock Installation Kits

Shock Absorber and Coil Spring Assemblies

Air Suspension Shocks

Rear Shock and Struts

Front Shock and Struts

Lower Control Arm Bumpers

Lower Control Arm Bushings

Strut Bellows

Lateral Arms

Control Arm Shaft Kits

Coil Spring Insulators

Essential Suspension Parts for 1978 Cadillac DeVilles

from

$156.99

Ideal for hauling, Monroe Max-Air shock absorbers can be inflated or deflated up to 150 PSI to maintain level height with additional weight up to 1,200 lbs. (capacity is limited by vehicle suspension, tires and transmission. See vehicle owner’s manual.)

Product Features:

MAINTAIN RIDE HEIGHT UNDER LOAD – Air chamber can be inflated or deflated up to 150 PSI to maintain level height with additional weight up to 1,200 lbs. (capacity is limited by suspension, tires and transmission; see owner’s manual)
EASY TO ADJUST – Special air fitting resists air leakage and ties into factory system (where applicable) or manually inflates with an air compressor; pair with Monroe air shock accessory and shock air hose AK kits (varies by application)
EXCEPTIONAL HANDLING – Full-displaced valving on compression and extension cycles for a smooth ride
BUILT TO LAST – Hardened and precision ground piston rod for consistent performance, sintered iron piston for enhanced durability and longer service life and lubricated air sleeve reduces friction for smooth operation
CONSISTENT RIDE – OE all-weather fluid contains special modifiers to handle extreme temperatures and help reduce friction and ensure smooth rod reaction
Sintered Iron Piston: Stronger than traditional metals, enhances durability for longer service life.
Special Air Fitting: Resists air leakage.

from

$137.99

Ideal for hauling, Monroe Max-Air shock absorbers can be inflated or deflated up to 150 PSI to maintain level height with additional weight up to 1,200 lbs. (Capacity is limited by vehicle suspension, tires and transmission. See vehicle owner’s manual.)

Product Features:

MAINTAIN RIDE HEIGHT UNDER LOAD — Air chamber can be inflated or deflated up to 150 PSI to maintain level height with additional weight up to 1,200 lbs. (capacity is limited by suspension, tires and transmission; see owner’s manual)
EASY TO ADJUST — Special air fitting resists air leakage and ties into factory system (where applicable) or manually inflates with an air compressor; pair with Monroe air shock accessory and shock air hose AK kits (varies by application)
EXCEPTIONAL HANDLING — Full-displaced valving on compression and extension cycles for a smooth ride
BUILT TO LAST — Hardened and precision ground piston rod for consistent performance, sintered iron piston for enhanced durability and longer service life and lubricated air sleeve reduces friction for smooth operation
CONSISTENT RIDE — OE all-weather fluid contains special modifiers to handle extreme temperatures and help reduce friction and ensure smooth rod reaction
Sintered Iron Piston: Stronger than traditional metals, enhances durability for longer service life.
Special Air Fitting: Resists air leakage.
Lower Mount Type: Loop Bushing and Cantilever Pin Mount – 1/2″ Stud Diameter X 1 5/16″ Stud Length (Center of Loop to Frame)
Upper Mount Type: Cross Pin Mount – Closed Ended, 5/16″ Hole ID (Both Ends) X 2.7/8″ Pin Length (Hole Center to Center)

from

$18.79

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
Restores like-new steering and handling
Construction and design validated by MOOG engineers
Engineered to meet or exceed OE requirements
Incorporates proven design and engineering features

from

$26.99

Monroe® Shock-Mate® Shock Absorber Boot Kits are universal replacement shock boots use to protect the shock’s piston rod from dirt, mud and other contaminants – protecting the life of your shocks.

Product Features:

Protects the shock’s piston rod from damage
Universal design for easy installation
Tie-strap included for a secure fit
Constructed from high quality urethane for maximum durability
Multiple color choices available

from

$51.99

This lateral arm is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:

Direct replacement – fits and performs like the original equipment on specific vehicles
Reliable fit – precision-engineered to match the design and dimensions of original components
Durable construction – manufactured to strict standards using sturdy, safe materials
Rigorously tested – thorough quality control measures ensure longevity

from

$35.99

This lateral arm is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:

Direct replacement – fits and performs like the original equipment on specific vehicles
Reliable fit – precision-engineered to match the design and dimensions of original components
Durable construction – manufactured to strict standards using sturdy, safe materials
Rigorously tested – thorough quality control measures ensure longevity

from

$53.99

This suspension control arm shaft kit is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:

Direct replacement – fits and performs like the original equipment control arm shafts on specific vehicles
Reliable fit – precision-engineered to match the design and dimensions of original components
Durable construction – manufactured to strict standards using sturdy, safe materials
Rigorously tested – thorough quality control measures ensure longevity

from

$261.99

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:

Heat Treated thread and bushing
Torsional rubber bushings
Precision thread tolerances
Greaseable

from

$62.99

Gas-charged shock absorber that provides improved vehicle control for today’s light trucks, vans, full-size picks-ups and 4×4’s at an economical price.

Product Features:

Available for import and domestic passenger cars
Gas-charged unit
Improved handling and control
Economical OE replacement
Meets OE product specifications

from

$279.99

SHOCK ABSORBER

from

$48.99

Monroe is one of the automotive industry’s best-known and most trusted original equipment and aftermarket brands, having delivered innovative undercar solutions to leading global OE manufacturers and generations of professional technicians and vehicle owners. This heritage of leading-edge products and exceptional customer support has made Monroe shocks, struts and other ride control components a preferred choice of automotive professionals worldwide.

from

$25.99

from

$89.99

Designed to restore a vehicle’s original factory drivability and performance, Monroe OESpectrum passenger car shock absorbers provide an exceptional level of handling precision and control while filtering out noise, vibration and harshness.

Product Features:

REDUCED NOISE, VIBRATION AND HARSHNESS – Twin Technology Active Control System delivers exceptional control under most driving conditions while isolating impact-related noise, vibration and harshness
EXCEPTIONAL HANDLING – Full displaced valving, tuned specifically to each vehicle, adjusts to road extremes while the larger bore provides more efficient damping control to provide consistency and a smooth ride
CONTROL AND DURABILITY – PTFE-banded piston provides consistent sealing between piston and pressure tube for better control and increased durability
CONSISTENT RIDE – OE all-weather fluid contains special additives to assist with extreme temperatures and help reduce oil breakdown
IMPROVES PERFORMANCE – Nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade
BUILT TO LAST – Self-lubricating fluid seal retains gas and reduces excessive friction against the piston rod to help reduce premature wear
BUY WITH CONFIDENCE – Comes with Monroe’s Limited Warranty and exclusive Feel the Difference
Special Seal: ‘Self-lubricating’ fluid seal designed to retain gas without excessive wear or friction.

from

$65.99

Product Features:

Recommended OEM replacement shock for classic, domestic cars
Specifically calibrated to help restore original handling and control characteristics
Uses a seamless working cylinder matched with a Teflon coated piston band for a positive seal and longer life
Triple chrome plated piston rod and multi-lip oil seals that reduce wear
Solid seamless mounting eye rings and bolt bushings to eliminate rattles

from

$36.99

Reduces vibration
Reduces road noise
UV resistant
No Squeak

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$30.99

Reduces vibration
Reduces road noise
UV resistant
No Squeak

from

$149.99

Ideal for light trucks that that tow or carry varying loads, Monroe load adjusting shocks include a heavy gauge calibrated spring that adjusts to road and weight conditions to provide extra control when operating conditions get more demanding.

Product Features:

REDUCES SAG UNDER LOAD – Ideal for occasionally hauling or towing varying loads; heavy gauge, calibrated coil spring reduces sag when loaded up to 1,200 lbs. (capacity limited by suspension, tires and transmission; see owner’s manual)
EXCEPTIONAL HANDLING – Tuned specifically for each application, full-displaced valving automatically adjusts to road extremes to provide ride consistency
CONSISTENT RIDE – OE all-weather fluid contains special modifiers to handle extreme temperatures and PTFE-banded piston helps reduce friction between the piston and pressure tube to enhance responsiveness to changing road surfaces
LONGER SERVICE LIFE – Self-lubricating fluid seal retains gas and reduces excessive friction against the piston rod to help reduce premature wear while heavy-duty nitrocarburized rod delivers long life
IMPROVES PERFORMANCE – Nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade
Nitrogen Gas Charged: For Improved Ride & Handling, Helps Maintain Tire To Road Contact By Reducing Aeration – On Most Applications
5/8 nitrocarburized rod for long service life.
Special Seal: ‘Self-lubricating’ fluid seal designed to retain gas without excessive wear or friction.
Lower Mount Type: Cross Pin Mount – Closed Ended, 5/16″ Hole ID (Both Ends) X 2.7/16″ Pin Length (Hole Center to Center)

from

$231.99

REDUCES SAG UNDER LOAD – Ideal for occasionally hauling or towing varying loads, heavy gauge, calibrated coil spring reduces sag when loaded up to 1,200 lbs. (capacity limited by suspension, tires and transmission, see owner’s manual)
EXCEPTIONAL HANDLING – Tuned specifically for each application, full-displaced valving automatically adjusts to road extremes to provide ride consistency
CONSISTENT RIDE – OE all-weather fluid contains special modifiers to handle extreme temperatures and PTFE-banded piston helps reduce friction between the piston and pressure tube to enhance responsiveness to changing road surfaces
LONGER SERVICE LIFE – Self-lubricating fluid seal retains gas and reduces excessive friction against the piston rod to help reduce premature wear while heavy-duty nitrocarburized rod delivers long life
IMPROVES PERFORMANCE – Nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade
Nitrogen Gas Charged: For Improved Ride & Handling, Helps Maintain Tire To Road Contact By Reducing Aeration – On Most Applications
5/8 nitrocarburized rod for long service life.
Special Seal: ‘Self-lubricating’ fluid seal designed to retain gas without excessive wear or friction.
Lower Mount Type: Loop Bushing and Cantilever Pin Mount – 1/2″ Stud Diameter X 1 5/16″ Stud Length (Center of Loop to Frame)
Upper Mount Type: Cross Pin Mount – Closed Ended, 5/16″ Hole ID (Both Ends) X 2.7/8″ Pin Length (Hole Center to Center)

from

$35.99

Valvoline DEX/MERC ATF is a high-quality transmission fluid formulated to meet the challenging demands many automatic transmissions. Its responsive low-temperature fluidity is beneficial in both electronic and hydraulic controlled transmissions and transaxles. Recommended for use in the following applications: MERCON®, DEXRON®-III, Ford M2C138-CJ and M2C166-H, Allison C-4 and TES-389, and Caterpillar TO-2.

Product Features:

Formulated with premium base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
Enhanced anti-shudder protection for smooth shifting and maximum power transfer
Developed with anti-wear technology to help improve transmission durability
Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures

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$6.99

Max Performance Synthetic Power Steering Fluid

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$12.99

Valvoline ATF for MERCON V Applications is a high-quality transmission fluid meeting and exceeding the requirements of the Ford Mercon V specification which covers most Ford passenger cars and light-duty trucks (except those specifying MERCON SP, MERCON LV, MERCON ULV or Type F fluids), including Lincoln and Mercury, as well as most pre-2006 GM vehicles and many imports. Recommended for use in the following applications: MERCON V, MERCON, DEXRON-III, DEXRON-II, Caterpillar TO-2, Allison C-4. Other applications include Power steering fluid where a DEXRON or MERCON fluid is recommended. Suitable to use in Nissan Matic D, Matic J and Matic K.

Product Features:

Formulated with premium base stocks and advanced additive technology to meet the challenging demands of automatic transmissions.
Enhanced anti-shudder protection for smooth shifting and maximum power transfer
Developed with anti-wear technology to help improve transmission durability
Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures

from

$20.79

Control Arm Bushing

from

$35.49

Easy to install
Restores like-new steering and handling
Engineered to provide long life and dependability
Construction and design validated by MOOG engineers
Incorporates proven design and engineering features

from

$21.79

Backed by superior materials and rigorous testing, MOOG control arm bushings deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.

Product Features:

HIGHLY PRECISE ENGINEERING — Optimized for quiet operation and resistance to wear, salt, road grime and oils
PREMIUM MATERIALS — Made from high-quality elastomer compounds for durability and ride performance
OE-STYLE DESIGN — Engineered to match or exceed OE requirements
RIGOROUS TESTING — Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on

from

$10.49

This suspension control arm bumper is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:

Direct replacement – fits and performs like the original equipment on specific vehicles
Reliable fit – precision-engineered to match the design and dimensions of original components
Durable construction – manufactured to strict standards using sturdy, safe materials
Rigorously tested – thorough quality control measures ensure longevity

from

$16.29

Easy to install
Restores like-new steering and handling
Construction and design validated by MOOG engineers
Loose or worn chassis parts can lead to premature tire wear
Incorporates proven design and engineering features

from

$7.29

This suspension control arm bumper is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:

Direct replacement – fits and performs like the original equipment on specific vehicles
Reliable fit – precision-engineered to match the design and dimensions of original components
Durable construction – manufactured to strict standards using sturdy, safe materials
Rigorously tested – thorough quality control measures ensure longevity

Upgrade your 1978 Cadillac DeVille with Top-Quality Suspension Parts

When it comes to maintaining or upgrading your 1978 Cadillac DeVille, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Cadillac or enhancing its overall performance, Suspension Parts are key to keeping your DeVille functioning at its best. At Advance Auto Parts, we offer a wide selection of 43 Suspension Parts for the 1978 Cadillac DeVille, designed to meet your needs without breaking the bank. From Air Suspension and Kit replacements to Control Arms upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Suspension Parts for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Suspension Parts for your 1978 Cadillac DeVille at great prices. Our Suspension Parts inventory for this model ranges from just $5.29 to $231.99, with an average price of $54.08. Our 43 Suspension Parts in stock come from 8 trusted brands, so you’re sure to find the right part for your 1978 Cadillac DeVille without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 1978 Cadillac DeVille, we stock popular OEM and aftermarket Suspension Parts from top names like Valvoline, Monroe, DriveWorks, and more. Valvoline Suspension Parts start at just $35.99 and boast an impressive 4.8 stars average rating from customers. Monroe and DriveWorks also bring quality to the table, with Suspension Parts available starting at $10.29, and at an average 4.4 stars rating. With 330 customer reviews and counting, our 1978 Cadillac DeVille Suspension Parts have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Suspension Part upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 1978 Cadillac DeVille is always ready to roll. We’re committed to providing you with everything you need to keep your DeVille in top shape, all in one place. Start shopping confidently below for your 1978 Cadillac DeVille!

Best-Selling Air Suspension and Kits for 1978 Cadillac DeVilles

Enhance the driving experience in your Cadillac with 4 quality Air Suspension and Kit components, starting at $25.99.

show more show less

from

$35.99

Formulated with premium base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
Enhanced anti-shudder protection for smooth shifting and maximum power transfer
Developed with anti-wear technology to help improve transmission durability
Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures

from

$137.99

MAINTAIN RIDE HEIGHT UNDER LOAD — Air chamber can be inflated or deflated up to 150 PSI to maintain level height with additional weight up to 1,200 lbs. (capacity is limited by suspension, tires and transmission; see owner’s manual)
EASY TO ADJUST — Special air fitting resists air leakage and ties into factory system (where applicable) or manually inflates with an air compressor; pair with Monroe air shock accessory and shock air hose AK kits (varies by application)
EXCEPTIONAL HANDLING — Full-displaced valving on compression and extension cycles for a smooth ride
BUILT TO LAST — Hardened and precision ground piston rod for consistent performance, sintered iron piston for enhanced durability and longer service life and lubricated air sleeve reduces friction for smooth operation
CONSISTENT RIDE — OE all-weather fluid contains special modifiers to handle extreme temperatures and help reduce friction and ensure smooth rod reaction
Sintered Iron Piston: Stronger than traditional metals, enhances durability for longer service life.
Special Air Fitting: Resists air leakage.
Lower Mount Type: Loop Bushing and Cantilever Pin Mount – 1/2″ Stud Diameter X 1 5/16″ Stud Length (Center of Loop to Frame)
Upper Mount Type: Cross Pin Mount – Closed Ended, 5/16″ Hole ID (Both Ends) X 2.7/8″ Pin Length (Hole Center to Center)

from

$46.99

from

$25.99

Most Popular 1978 Cadillac DeVille Control Arms

Customize your Cadillac with 26 Control Arms products like Lower Control Arm Bushings, Lateral Arms, and Lower Control Arm Bumpers, all priced under $129.99.

show more show less

from

$10.29

Control Arm Bushing

from

$16.29

Easy to install
Restores like-new steering and handling
Construction and design validated by MOOG engineers
Loose or worn chassis parts can lead to premature tire wear
Incorporates proven design and engineering features

from

$24.99

HIGHLY PRECISE ENGINEERING — Optimized for quiet operation and resistance to wear, salt, road grime and oils
PREMIUM MATERIALS — Made from high-quality elastomer compounds for durability and ride performance
OE-STYLE DESIGN — Engineered to match or exceed OE requirements
RIGOROUS TESTING — Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
Metal rib design helps lock the inner tube within frame pocket
Metal surfaces are phosphate coated for corrosion protection

from

$18.49

HIGHLY PRECISE ENGINEERING — Optimized for quiet operation and resistance to wear, salt, road grime and oils
PREMIUM MATERIALS — Made from high-quality elastomer compounds for durability and ride performance
OE-STYLE DESIGN — Engineered to match or exceed OE requirements
RIGOROUS TESTING — Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on

from

$10.49

This suspension control arm bumper is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:

Direct replacement – fits and performs like the original equipment on specific vehicles
Reliable fit – precision-engineered to match the design and dimensions of original components
Durable construction – manufactured to strict standards using sturdy, safe materials
Rigorously tested – thorough quality control measures ensure longevity

from

$107.99

For both front and rear of suspensions on cars, trucks and SUVs. Maintains proper alignment under extreme conditions on and off-road and during competition. Improves vehicle handling, cornering and overall control. Full floating for smoother operation. Made of Energy’s Hyper-Flex performance polyurethane to add performance and durability.

Product Features:

Maintains Better Alignment While Driving
Full Floating and Non Binding
Fits Into the Remaining Stock Control Arms

from

$61.99

Maintains Better Alignment While Driving
Full Floating and Non Binding
Fits Into the Remaining Stock Control Arms

from

$51.99

This lateral arm is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:

Direct replacement – fits and performs like the original equipment on specific vehicles
Reliable fit – precision-engineered to match the design and dimensions of original components
Durable construction – manufactured to strict standards using sturdy, safe materials
Rigorously tested – thorough quality control measures ensure longevity

from

$55.99

HIGHLY PRECISE ENGINEERING — Optimized for quiet operation and resistance to wear, salt, road grime and oils
PREMIUM MATERIALS — Made from high-quality elastomer compounds for durability and ride performance
OE-STYLE DESIGN — Engineered to match or exceed OE requirements
RIGOROUS TESTING — Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on

from

$42.99

HIGHLY PRECISE ENGINEERING — Optimized for quiet operation and resistance to wear, salt, road grime and oils
PREMIUM MATERIALS — Made from high-quality elastomer compounds for durability and ride performance
OE-STYLE DESIGN — Engineered to match or exceed OE requirements
RIGOROUS TESTING — Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
Bushings manufactured from high quality elastomer compounds for durability and ride performance
Assembled with proper precompression for ultimate in performance and feel

from

$27.99

Reduces vibration
Torsional rubber bushings
UV resistant
No Squeak

from

$20.79

Control Arm Bushing

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$129.99

Improves steering response
Complete kit for 1 arm
Heat treated steel bushings OR torsional rubber bushings
Reduces vibration

from

$92.99

Reduces vibration
Torsional rubber bushings
UV resistant
No Squeak

from

$64.99

CONTROL ARM BUSHING

from

$55.99

Reduces vibration
Torsional rubber bushings
UV resistant
No Squeak

from

$53.99

This suspension control arm shaft kit is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:

Direct replacement – fits and performs like the original equipment control arm shafts on specific vehicles
Reliable fit – precision-engineered to match the design and dimensions of original components
Durable construction – manufactured to strict standards using sturdy, safe materials
Rigorously tested – thorough quality control measures ensure longevity

from

$46.99

Reduces vibration
Torsional rubber bushings
UV resistant
No Squeak

from

$45.99

This suspension control arm shaft kit is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:

Direct replacement – fits and performs like the original equipment control arm shafts on specific vehicles
Reliable fit – precision-engineered to match the design and dimensions of original components
Durable construction – manufactured to strict standards using sturdy, safe materials
Rigorously tested – thorough quality control measures ensure longevity

from

$43.99

HIGHLY PRECISE ENGINEERING — Optimized for quiet operation and resistance to wear, salt, road grime and oils
PREMIUM MATERIALS — Made from high-quality elastomer compounds for durability and ride performance
OE-STYLE DESIGN — Engineered to match or exceed OE requirements
RIGOROUS TESTING — Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on

from

$38.99

This suspension control arm bushing kit is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:

Direct replacement – fits and performs like the original equipment on specific vehicles
Reliable fit – precision-engineered to match the design and dimensions of original components
Durable construction – manufactured to strict standards using sturdy, safe materials
Rigorously tested – thorough quality control measures ensure longevity

from

$22.99

CONTROL ARM BSHG.

from

$14.99

This suspension control arm bushing kit is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:

Direct replacement – fits and performs like the original equipment on specific vehicles
Reliable fit – precision-engineered to match the design and dimensions of original components
Durable construction – manufactured to strict standards using sturdy, safe materials
Rigorously tested – thorough quality control measures ensure longevity

from

$12.99

HIGHLY PRECISE ENGINEERING — Optimized for quiet operation and resistance to wear, salt, road grime and oils
PREMIUM MATERIALS — Made from high-quality elastomer compounds for durability and ride performance
OE-STYLE DESIGN — Engineered to match or exceed OE requirements
RIGOROUS TESTING — Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
Bushings manufactured from high quality elastomer compounds for durability and ride performance
Assembled with proper precompression for ultimate in performance and feel

Top Picks for 1978 Cadillac DeVille Coil and Leaf Springs

Upgrade Cadillac DeVilles with top-quality Coil and Leaf Springs parts, including 4 OEM and aftermarket selections for your 1978 model.

show more show less

from

$5.29

Protects spring and spring seat from damage
Replacement helps to reduce noise
Includes insulator and bearing

from

$149.99

REDUCES SAG UNDER LOAD – Ideal for occasionally hauling or towing varying loads; heavy gauge, calibrated coil spring reduces sag when loaded up to 1,200 lbs. (capacity limited by suspension, tires and transmission; see owner’s manual)
EXCEPTIONAL HANDLING – Tuned specifically for each application, full-displaced valving automatically adjusts to road extremes to provide ride consistency
CONSISTENT RIDE – OE all-weather fluid contains special modifiers to handle extreme temperatures and PTFE-banded piston helps reduce friction between the piston and pressure tube to enhance responsiveness to changing road surfaces
LONGER SERVICE LIFE – Self-lubricating fluid seal retains gas and reduces excessive friction against the piston rod to help reduce premature wear while heavy-duty nitrocarburized rod delivers long life
IMPROVES PERFORMANCE – Nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade
Nitrogen Gas Charged: For Improved Ride & Handling, Helps Maintain Tire To Road Contact By Reducing Aeration – On Most Applications
5/8 nitrocarburized rod for long service life.
Special Seal: ‘Self-lubricating’ fluid seal designed to retain gas without excessive wear or friction.
Lower Mount Type: Cross Pin Mount – Closed Ended, 5/16″ Hole ID (Both Ends) X 2.7/16″ Pin Length (Hole Center to Center)

from

$231.99

REDUCES SAG UNDER LOAD – Ideal for occasionally hauling or towing varying loads, heavy gauge, calibrated coil spring reduces sag when loaded up to 1,200 lbs. (capacity limited by suspension, tires and transmission, see owner’s manual)
EXCEPTIONAL HANDLING – Tuned specifically for each application, full-displaced valving automatically adjusts to road extremes to provide ride consistency
CONSISTENT RIDE – OE all-weather fluid contains special modifiers to handle extreme temperatures and PTFE-banded piston helps reduce friction between the piston and pressure tube to enhance responsiveness to changing road surfaces
LONGER SERVICE LIFE – Self-lubricating fluid seal retains gas and reduces excessive friction against the piston rod to help reduce premature wear while heavy-duty nitrocarburized rod delivers long life
IMPROVES PERFORMANCE – Nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade
Nitrogen Gas Charged: For Improved Ride & Handling, Helps Maintain Tire To Road Contact By Reducing Aeration – On Most Applications
5/8 nitrocarburized rod for long service life.
Special Seal: ‘Self-lubricating’ fluid seal designed to retain gas without excessive wear or friction.
Lower Mount Type: Loop Bushing and Cantilever Pin Mount – 1/2″ Stud Diameter X 1 5/16″ Stud Length (Center of Loop to Frame)
Upper Mount Type: Cross Pin Mount – Closed Ended, 5/16″ Hole ID (Both Ends) X 2.7/8″ Pin Length (Hole Center to Center)

from

$30.99

Reduces vibration
Reduces road noise
UV resistant
No Squeak

In-Demand Shocks and Struts for 1978 Cadillac DeVilles

Select from 9 premium Shocks and Struts parts for your 1978 Cadillac DeVille, with prices ranging from $24.99 to $94.99.

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from

$44.99

Gas-charged shock absorber that provides improved vehicle control for today’s light trucks, vans, full-size picks-ups and 4×4’s at an economical price.

Product Features:

Available for import and domestic passenger cars
Gas-charged unit
Improved handling and control
Economical OE replacement
Meets OE product specifications

from

$94.99

REDUCED NOISE, VIBRATION AND HARSHNESS – Twin Technology Active Control System delivers exceptional control under most driving conditions while isolating impact-related noise, vibration and harshness
EXCEPTIONAL HANDLING – Full displaced valving, tuned specifically to each vehicle, adjusts to road extremes while the larger bore provides more efficient damping control to provide consistency and a smooth ride
CONTROL AND DURABILITY – PTFE-banded piston provides consistent sealing between piston and pressure tube for better control and increased durability
CONSISTENT RIDE – OE all-weather fluid contains special additives to assist with extreme temperatures and help reduce oil breakdown
IMPROVES PERFORMANCE – Nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade
BUILT TO LAST – Self-lubricating fluid seal retains gas and reduces excessive friction against the piston rod to help reduce premature wear
BUY WITH CONFIDENCE – Comes with Monroe’s Limited Warranty and exclusive Feel the Difference
Special Seal: ‘Self-lubricating’ fluid seal designed to retain gas without excessive wear or friction.

from

$26.99

Protects the shock’s piston rod from damage
Universal design for easy installation
Tie-strap included for a secure fit
Constructed from high quality urethane for maximum durability
Multiple color choices available

from

$24.99

Protects the shock’s piston rod from damage
Universal design for easy installation
Tie-strap included for a secure fit
Constructed from high quality urethane for maximum durability
Multiple color choices available

from

$62.99

Gas-charged shock absorber that provides improved vehicle control for today’s light trucks, vans, full-size picks-ups and 4×4’s at an economical price.

Product Features:

Available for import and domestic passenger cars
Gas-charged unit
Improved handling and control
Economical OE replacement
Meets OE product specifications

from

$89.99

REDUCED NOISE, VIBRATION AND HARSHNESS – Twin Technology Active Control System delivers exceptional control under most driving conditions while isolating impact-related noise, vibration and harshness
EXCEPTIONAL HANDLING – Full displaced valving, tuned specifically to each vehicle, adjusts to road extremes while the larger bore provides more efficient damping control to provide consistency and a smooth ride
CONTROL AND DURABILITY – PTFE-banded piston provides consistent sealing between piston and pressure tube for better control and increased durability
CONSISTENT RIDE – OE all-weather fluid contains special additives to assist with extreme temperatures and help reduce oil breakdown
IMPROVES PERFORMANCE – Nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade
BUILT TO LAST – Self-lubricating fluid seal retains gas and reduces excessive friction against the piston rod to help reduce premature wear
BUY WITH CONFIDENCE – Comes with Monroe’s Limited Warranty and exclusive Feel the Difference
Special Seal: ‘Self-lubricating’ fluid seal designed to retain gas without excessive wear or friction.

from

$89.99

Product Features:

Adds up to 25% more damping performance over original equipment shocks
Components and valving designed specifically for classic cars
High gas pressure design provides instant, extra control
Monotube design outperforms all other standard shock absorbers
Unique, air-free, hydraulic unit eliminates performance fade

from

$66.99

Ride Comfort may be important, but restoring a vehicles Ride Control, stability, stopping, lane change responsiveness and handling is critical. KYB Excel-G Shocks and Struts are designed for the most important performance purpose: Restoring the vehicles original capabilities. KYB is a world leading supplier of shocks and struts to new vehicle manufacturers and the Excel-G is made on the very same KYB OE assembly lines, uses the same OE quality components and is calibrated to restore original, designed performance, not change it. That has earned Excel-G the classification: OEA (Original Equipment for the Aftermarket). The KYB Excel-G is a nitrogen gas-charged, twin-tube design that includes every quality component that our global OEM products include and it is the preferred choice by professional technicians.

Product Features:

KYB Recommended Orem Replacement Shock For Classic, Domestic Cars
The KYB Excel-G Helps Restore The Designed Control And Handling Of Your Vehicle
The KYB Excel-G Uses A Triple Lip Fluid Seal To Reduce The Chance Of Oil And Gas Leaking Out
Vehicle Specific, Hand Assembled, In-House Damping Valves Correctly Manage Tire Contact, Steering Response And Body Movement
Made In Use
Electronic Safety Systems Depend On The Suspension, Brakes And Tires Operating As The Vehicle Manufacturer Intended. The KYB Excel-G Helps Keep Electronic Safety Systems Performing As Designed.
KYB Has The Strongest And Thickest Strut Bodies And Brackets In The Industry; Minimizing Flex To Maintain Correct Alignment In All Conditions

from

$65.99

Product Features:

Recommended OEM replacement shock for classic, domestic cars
Specifically calibrated to help restore original handling and control characteristics
Uses a seamless working cylinder matched with a Teflon coated piston band for a positive seal and longer life
Triple chrome plated piston rod and multi-lip oil seals that reduce wear
Solid seamless mounting eye rings and bolt bushings to eliminate rattles

Top-Rated Suspension Parts Brands For Your 1978 Cadillac DeVille

Shop for the best-rated brands offering Suspension Parts and other products for your 1978 Cadillac DeVilles. Below you’ll find some of our best rated Suspension Parts from Valvoline, Monroe, and DriveWorks, and more. Suspension Parts from these brands that fit a 1978 DeVille start at just $10.29 and are rated as high as 4.8 stars. OEM and aftermarket Suspension Parts don’t get more top quality, durable, and affordable than from the brands below.

Popular Valvoline 1978 Cadillac DeVille Suspension Parts

When it comes to maintaining or upgrading your 1978 Cadillac DeVille, using quality Suspension Parts is essential to ensure durability and a perfect fit. Valvoline ticks all of those boxes. We offer a wide selection of Valvoline Suspension Parts, specifically designed for the 1978 Cadillac DeVille. With over 1 Valvoline brand Suspension Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $35.99. Plus, with over 17 customer reviews and an average rating of 4.8 stars, you can trust that our Valvoline Suspension Parts will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.

from $35.99

(17)

DEX/MERC Automatic Transmission Fluid, 1 Gallon

“Great product.”

Popular Monroe 1978 Cadillac DeVille Suspension Parts

Monroe auto parts is one of the highest quality Suspension Part brands in the market. Any 1978 Cadillac DeVille owner should feel confident when installing genuine Monroe parts in their vehicle. To ensure the best fit and performance for your 1978 DeVille, Advance Auto Parts carries a full inventory of 3 Monroe Suspension Parts. Plus you will be keeping your Cadillac in peak condition while saving money because prices on these Monroe Suspension Parts range from $44.99 to $137.99, plus, with more than 34 customer reviews and an impressive 4.4 stars average rating, you can be confident the Fram Suspension Parts below will deliver on both quality and value.

from $94.99

(11)

OESpectrum Suspension Shock Absorber

“Lo recomiendo porque es de buena calidad”

from $137.99

(1)

Max-Air Air Adjustable Air Shock Absorber, Pack of 2

“just replaced the fractory shocks”

from $44.99

(22)

Gas-Matic Suspension Shock Absorber

“We haven’t put them on the vehicle yet because we need other parts for it so we will definitely be back”

FAQs for 1978 Cadillac DeVille Suspension Parts

Which Suspension Parts are best-sellers for 1978 Cadillac DeVilles?

Out of 43 Suspension Parts that fit 1978 Cadillac DeVilles, the following parts are the top sellers:

DEX/MERC Automatic Transmission Fluid, 1 Gallon (8150022) – $35.99
Gas-Matic Suspension Shock Absorber (5900000) – $62.99
Rear Suspension Shock Absorber Air Hose Kit (5100001) – $46.99

What’s the price range for 1978 Cadillac DeVille Suspension Parts?

Suspension Part prices for the 1978 Cadillac DeVille start at $5.29 and go up to $231.99 for the most premium parts.

What’s the average price of a Suspension Part for a 1978 Cadillac DeVille?

The average price for Suspension Parts for the 1978 Cadillac DeVille is $54.08. Keep in mind the variety of part types within our Suspension Part category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Suspension Parts for other Cadillac DeVille model years?

Yes, we currently carry Suspension Parts for 51 model years of Cadillac DeVilles between 1953 and 2005. Suspension Parts are bought most frequently for the following model years: 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, and 1997.

What are the cheapest Suspension Parts for my 1978 Cadillac DeVille?

The cheapest 1978 Cadillac DeVille Suspension Parts we carry in stock are:

Coil Spring Insulator (20516114) – $5.29
Suspension Control Arm Bumper (50211544) – $7.29
Suspension Control Arm Bushing Kit (50211534) – $9.99
Control Arm Bushing (10577275) – $10.29
Lower Control Arm Bumper (22143281) – $10.49

What are the top-rated Suspension Parts that fit the 1978 Cadillac DeVille?

Out of 330 reviews by customers, our 1978 Cadillac DeVille Suspension Parts have an average customer rating of . These are some of the highest-rated Suspension Part types for the 1978 Cadillac DeVille and their top-rated products:

Coil and Leaf Springs
- Load Adjusting Front Suspension Shock Absorber and Coil Spring Assembly Pack of 2 (19710809) – $149.99
- Coil Spring Insulator (20516114) – $5.29
- Load Adjusting Rear Suspension Shock Absorber & Coil Spring Assembly, Pack of 2 (19710005) – $231.99
Shocks and Struts
- Load Adjusting Front Suspension Shock Absorber and Coil Spring Assembly Pack of 2 (19710809) – $149.99
- Coil Spring Insulator (20516114) – $5.29
- Load Adjusting Rear Suspension Shock Absorber & Coil Spring Assembly, Pack of 2 (19710005) – $231.99
Control Arms
- Load Adjusting Front Suspension Shock Absorber and Coil Spring Assembly Pack of 2 (19710809) – $149.99
- Coil Spring Insulator (20516114) – $5.29
- Load Adjusting Rear Suspension Shock Absorber & Coil Spring Assembly, Pack of 2 (19710005) – $231.99

What types of Suspension Parts do you sell for my 1978 Cadillac DeVille?

As of 11/2/25, these are some of the most in-demand types of Suspension Parts for a 1978 Cadillac DeVille:

Can I get help with 1978 Cadillac DeVille Suspension Part orders?

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

What is your return policy for Cadillac DeVille Suspension Parts?

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

1978 Cadillac DeVille Suspension Parts

Monroe – Max-Air Air Adjustable Air Shock Absorber, Pack of 2 (Part No.MA719)

Monroe – Max-Air Air Adjustable Air Shock Absorber, Pack of 2 (Part No.MA751)

MOOG – Suspension Strut Bellows (Part No.K90463)

Monroe – Shock-Mate Suspension Shock Absorber Bellows (Part No.SA1997)

Dorman – Lateral Arm (Part No.520-572)

Dorman – Control Arm (Part No.521-323)

Dorman – Control Arm Shaft Kit (Part No.521-172)

Rare Parts – Control Arm Shaft Kit (Part No.RP15577)

Monroe – Gas-Matic Suspension Shock Absorber (Part No.55801)

Rare Parts – SHOCK ABSORBER (Part No.RP51442)

Monroe – Rear Suspension Shock Absorber Air Hose Kit (Part No.AK29)

Monroe – Rear Suspension Shock Absorber Air Hose Kit (Part No.AK64)

Monroe – OESpectrum Suspension Shock Absorber (Part No.5802)

KYB – Gas Shock (Part No.343130)

Rare Parts – Spring Insulator (Part No.RP17370)

Rare Parts – Coil Spring Insulator (Part No.RP47081)

Monroe – Load Adjusting Front Suspension Shock Absorber and Coil Spring Assembly Pack of 2 (Part No.58263)

Monroe – Load Adjusting Rear Suspension Shock Absorber & Coil Spring Assembly, Pack of 2 (Part No.58574)

Valvoline – DEX/MERC Automatic Transmission Fluid, 1 Gallon (Part No.773636)

Royal Purple – Max Performance Synthetic Power Steering Fluid (Part No.01326)

Valvoline – ATF for Mercon®V Applications Conventional, 1 Quart (Part No.822345)

Driveworks – Control Arm Bushing (Part No.DW-K6109B)

MOOG – Suspension Control Arm Bushing (Part No.K200840)

MOOG – Suspension Control Arm Bushing Kit (Part No.K6198)

Dorman – Help – Lower Control Arm Bumper (Part No.31061)

MOOG – Suspension Control Arm Bumper (Part No.K6606)

Dorman – Suspension Control Arm Bumper (Part No.533-615)

Valvoline – DEX/MERC Automatic Transmission Fluid, 1 Gallon (Part No.773636)

Monroe – Max-Air Air Adjustable Air Shock Absorber, Pack of 2 (Part No.MA751)

Monroe – Rear Suspension Shock Absorber Air Hose Kit (Part No.AK18)

Monroe – Rear Suspension Shock Absorber Air Hose Kit (Part No.AK64)

Driveworks – Control Arm Bushing (Part No.DW-K6198B)

MOOG – Suspension Control Arm Bumper (Part No.K6606)

MOOG – Suspension Control Arm Bushing Kit (Part No.K6109)

MOOG – Suspension Control Arm Bushing Kit (Part No.K6144)

Dorman – Help – Lower Control Arm Bumper (Part No.31061)

Energy Suspension – Control Arm Bushing Set (Part No.3.3105R)

Energy Suspension – Control Arm Bushing Set (Part No.3.3167R)

Dorman – Lateral Arm (Part No.520-572)

MOOG – Suspension Control Arm Bushing Kit (Part No.K6116)

MOOG – Suspension Control Arm Bushing (Part No.K6111)

Rare Parts – Control Arm Bushing (Part No.RP15200)

Driveworks – Control Arm Bushing (Part No.DW-K6109B)

Rare Parts – Control Arm Shaft Kit (Part No.RP15365)

Rare Parts – Control Arm Bushing (Part No.RP15265)

Rare Parts – CONTROL ARM BUSHING (Part No.RP15751)

Rare Parts – Control Arm Bushing (Part No.RP15228)

Dorman – Control Arm Shaft Kit (Part No.521-172)

Rare Parts – Control Arm Bushing (Part No.RP15067)

Dorman – Control Arm Shaft Kit (Part No.521-171)

MOOG – Suspension Control Arm Bushing (Part No.K5262)

Dorman – Suspension Control Arm Bushing Kit (Part No.533-781)

Rare Parts – CONTROL ARM BSHG. (Part No.RP17311)

Dorman – Suspension Control Arm Bushing Kit (Part No.533-440)

MOOG – Suspension Control Arm Bushing (Part No.K3113)

MOOG – Coil Spring Insulator (Part No.K6203-2)

Monroe – Load Adjusting Front Suspension Shock Absorber and Coil Spring Assembly Pack of 2 (Part No.58263)

Monroe – Load Adjusting Rear Suspension Shock Absorber & Coil Spring Assembly, Pack of 2 (Part No.58574)

Rare Parts – Coil Spring Insulator (Part No.RP47081)

Monroe – Gas-Matic Suspension Shock Absorber (Part No.55802)

Monroe – OESpectrum Suspension Shock Absorber (Part No.5801)

Monroe – Shock-Mate Suspension Shock Absorber Bellows (Part No.SA1997)

Monroe – Shock-Mate Suspension Shock Absorber Bellows (Part No.SA1998)

Monroe – Gas-Matic Suspension Shock Absorber (Part No.55801)

Monroe – OESpectrum Suspension Shock Absorber (Part No.5802)

KYB – High Pressure Monotube Gas Shock (Part No.KG4515)

KYB – Gas Shock (Part No.343127)

KYB – Gas Shock (Part No.343130)