2003 Cadillac CTS Suspension Parts

Essential Suspension Parts for 2003 Cadillac CTSs

Autopart International Inc – Control Arm (Part No.L20001997213API)

Control Arm

from

$326.27
Control Arm

ACDelco – Professional Suspension Control Arm Bushing (Part No.L2030588482ACD)

Professional Suspension Control Arm Bushing

from

$42.62
ACDelco Professional, premium aftermarket Suspension Control Arm Bushings are the ideal high-quality aftermarket replacement component for many vehicles on the road today. These professional-grade control arm bushings help prevent potentially damaging contact between the control arm and other components, reducing friction and isolating engine vibration, while allowing your vehicle’s suspension components to move. ACDelco Professional, premium aftermarket Suspension Control Arm Bushings have a metal sleeve/rubber bushing design and use high temperature synthetics for long life and durability. These premium aftermarket replacement suspension control arm bushings are manufactured to meet your expectations for fit, form, and function. ACDelco offers a full line of Professional, premium aftermarket Chassis Parts to keep vehicles riding and handling like new. With competitive warranty coverage and products covering all major chassis systems and alignment products for many vehicles on the road today, it’s no wonder the pros rely on ACDelco Professional, premium aftermarket Chassis Parts.

Product Features:
  • High temperature synthetics and fatigue resistance support extended service life, even in harsh conditions
  • Silent-bloc metal sleeve/rubber bushing design supports proper alignment, stability, and durability
  • Premium, high-quality aftermarket component
  • Engineered to meet and exceed your expectations for fit, form, and function
  • Provides the performance and dependability you expect from ACDelco
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Monroe – OESpectrum Monotube Shock Absorber (Part No.39114)

OESpectrum Monotube Shock Absorber

from

$162.99
Providing an exceptional level of handling precision and control, Monroe® OESpectrum® Monotube shocks are designed for vehicles originally equipped with monotube shock absorbers. OESpectrum Monotube shocks filter out noise, vibration and harshness.

Product Features:
  • EXCEPTIONAL HANDLING — Full displaced valving, tuned to each vehicle, adjusts to road extremes to provide a smooth ride while free floating dividing piston separates fluid from high-pressure gas charging for reduced shock fade and aeration
  • IMPROVES PERFORMANCE — High pressure nitrogen gas charge maintains tire-to-road contact for improved ride and handling by reducing aeration and tight damping response provides vehicle control
  • CONSISTENT RIDE — High-temperature OE all-weather fluid contains special additives to assist with extreme temperatures and help reduce oil breakdown
  • MAINTAINS STABILITY — Monotube technology maintains vehicle control over bumps, dips and potholes for vehicles originally equipped with monotube shocks and struts
  • CONTROL AND DURABILITY — Fluon-banded piston provides consistent sealing between piston and high-strength pressure tube for better control, increased durability and longer service life
  • Nitrogen Gas Charged: For improved ride and handling, helps maintain tire to road contact by reducing aeration – on most applications
  • 1/2 inch Diameter Piston Rod: Nitrocarburized rod for long service life. On non-dust shield units only.
  • Special Seal: ‘Self-lubricating’ fluid seal designed to retain gas without excessive wear or friction.
  • Premium – Limited Lifetime Warranty
  • For Commercial Usage Refer to Product Warranty
See More

GM Genuine Parts – Multi-Purpose Relay (Part No.15-81106)

Multi-Purpose Relay

from

$32.99
GM Genuine Parts Wiring Relays are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These relays help connect or disconnect power to a vehicle accessory when it receives a low voltage signal from a switch. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Helps connect or disconnect power to vehicle accessories
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Dorman – Body Bolt M6-1.0 x 25mm (Part No.963-232)

Body Bolt M6-1.0 x 25mm

from

$3.79
These bolts are manufactured using durable materials and corrosion-tested to ensure required strength and longevity.

Product Features:
  • Durable materials – manufactured to specific thread tolerance standards.
  • Corrosion tested – hardware undergoes salt spray testing to ensure corrosion resistance
  • Multipurpose usefulness – can be used in a variety of applications, from auto to home
  • Trustworthy quality – backed by team of professional engineers and quality control specialists in the United States
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MOOG – Trailing Arm (Part No.RK643452)

Trailing Arm

from

$369.99
MOOG premium control arms for foreign and domestic nameplates are engineered for structural strength and corrosion protection.

Product Features:
  • EASY TO INSTALL — Precision tolerances for easy installation and steering alignment giving you a perfect fit right out of the box
  • HIGHLY PRECISE ENGINEERING — Optimized bushings for quiet operation and resistance to wear, salt, road grime and oils
  • COMPREHENSIVE COVERAGE — Available for foreign and domestic nameplates
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KYB – Jounce Bumper and Bellows (Part No.SB132)

Jounce Bumper and Bellows

from

$24.49
KYB Strut Boot Kits keep your struts protected from dirt, dust, sand, salt and other road debris. These harmful elements cause abrasive wear to the polished shaft, upper seal and bushing. KYB Strut Boot Kits prevent these contaminants from entering the strut by covering the entire strut shaft in a highly durable plastic bellows. This can easily extend the life of the strut. The KYB Strut Boot Kit includes a poly foam travel-limiting bumper. Its designed to protect the strut from bottoming out and protects other components from extreme movement damage.

Product Features:
  • Superior Quality Boot Helps Protect The Strut Shaft From Leak-Causing Dirt And Debris
  • Poly Foam Bumper Prevents The Strut From Bottoming Out
  • Built With Design And Quality That Matches Or Exceeds One
  • Protects The Upper Seal And Bushing
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Monroe – Shock-Mate Shock Absorber Boot Kit (Part No.SA1998)

Shock-Mate Shock Absorber Boot Kit

from

$13.29
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
See More

Suncore – PassiveSuspConvKt (Part No.155G-32-R)

PassiveSuspConvKt

from

$264.99
PassiveSuspConvKt

Suncore – PassiveSuspConvKt (Part No.152G-12-4)

PassiveSuspConvKt

from

$239.99
PassiveSuspConvKt

Rare Parts – Trail Arm Bush (Part No.RP18944)

Trail Arm Bush

from

$24.99
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:
  • Reduces vibration
  • UV resistant
  • No Squeak
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Rare Parts – Trail Arm Bush (Part No.RP22079)

Trail Arm Bush

from

$26.99
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:
  • Reduces vibration
  • UV resistant
  • No Squeak
See More

Suncore – Quick Strut Kit (Part No.2-55S11703-001)

Quick Strut Kit

from

$399.99
Quick Strut Kit

ACDelco – Multi-Purpose Wire Connector (Part No.PT2784)

Multi-Purpose Wire Connector

from

$37.49
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Carquest Premium – Repair Harness (Part No.PTA1223)

Repair Harness

from

$33.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Valvoline – Extended Protection Automatic Transmission Fluid, 1 Quart (Part No.899179)

Extended Protection Automatic Transmission Fluid, 1 Quart

from

$14.99
Modern transmissions are better than ever, with more gears to help improve fuel efficiency and acceleration. Greater performance calls for greater protection. Valvoline Extended Protection Full Synthetic ATF features our exclusive Dual Defense Additive Technology for two layers of protection against metal-on-metal contact and thermal breakdown, all while minimizing wear on clutch components. In fact, Valvoline Extended Protection Full Synthetic ATF is 45% stronger against breakdown compared to major brand DEX/MERC oxidative PDSC performance. Proven to maximize transmission life, our patented formula is suitable for use in 92% of vehicles in light duty automatic transmissions 2010 and newer. Keep your modern vehicle shifting smoothly, mile after mile, with the ultimate protection you can only expect from Valvoline, the #1 ATF brand.

Product Features:
  • The ultimate protection for your automatic transmission
  • 45% stronger against breakdown
  • Dual Defense Additive Technology combines friction modifiers and anti-wear additives for two layers of protection
  • Suitable for use in over 92% of vehicles in light duty automatic transmissions 2010 and newer
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Royal Purple – Max Performance Synthetic Power Steering Fluid (Part No.01326)

Max Performance Synthetic Power Steering Fluid

from

$6.29
Max Performance Synthetic Power Steering Fluid

Suncore – COMPL STRUT ASSEM (Part No.55S11704)

COMPL STRUT ASSEM

from

$199.99
COMPL STRUT ASSEM

Suncore – COMPL STRUT ASSEM (Part No.55S11703)

COMPL STRUT ASSEM

from

$199.99
COMPL STRUT ASSEM

Rare Parts – Knuckle Bushing (Part No.RP19799)

Knuckle Bushing

from

$30.49
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:
  • Meets or exceeds OE requirements
  • Easy to Install
  • Improves vehicle handling
See More

Rare Parts – Knuckle Bushing (Part No.RP19474)

Knuckle Bushing

from

$27.49
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:
  • Meets or exceeds OE requirements
  • Easy to Install
  • Improves vehicle handling
See More

Carquest Premium – COMPLET STRUT ASMBLY (Part No.18-920827)

COMPLET STRUT ASMBLY

from

$181.99
COMPLET STRUT ASMBLY

Monroe – OESpectrum Monotube Shock Absorber (Part No.39136)

OESpectrum Monotube Shock Absorber

from

$162.99
Providing an exceptional level of handling precision and control, Monroe® OESpectrum® Monotube shocks are designed for vehicles originally equipped with monotube shock absorbers. OESpectrum Monotube shocks filter out noise, vibration and harshness.

Product Features:
  • EXCEPTIONAL HANDLING — Full displaced valving, tuned to each vehicle, adjusts to road extremes to provide a smooth ride while free floating dividing piston separates fluid from high-pressure gas charging for reduced shock fade and aeration
  • IMPROVES PERFORMANCE — High pressure nitrogen gas charge maintains tire-to-road contact for improved ride and handling by reducing aeration and tight damping response provides vehicle control
  • CONSISTENT RIDE — High-temperature OE all-weather fluid contains special additives to assist with extreme temperatures and help reduce oil breakdown
  • MAINTAINS STABILITY — Monotube technology maintains vehicle control over bumps, dips and potholes for vehicles originally equipped with monotube shocks and struts
  • CONTROL AND DURABILITY — Fluon-banded piston provides consistent sealing between piston and high-strength pressure tube for better control, increased durability and longer service life
  • Nitrogen Gas Charged: For improved ride and handling, helps maintain tire to road contact by reducing aeration – on most applications
  • 1/2 inch Diameter Piston Rod: Nitrocarburized rod for long service life. On non-dust shield units only.
  • Special Seal: ‘Self-lubricating’ fluid seal designed to retain gas without excessive wear or friction.
  • Premium – Limited Lifetime Warranty
  • For Commercial Usage Refer to Product Warranty
See More

Suncore – Shock Kit (Part No.2-12S251160-001)

Shock Kit

from

$139.99
Shock Kit

Dorman – Suspension Strut Mount Bushing (Part No.523-286)

Suspension Strut Mount Bushing

from

$67.99
This suspension shock/strut mount bushing 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
See More

Upgrade your 2003 Cadillac CTS with Top-Quality Suspension Parts

When it comes to maintaining or upgrading your 2003 Cadillac CTS, 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 CTS functioning at its best. At Advance Auto Parts, we offer a wide selection of 33 Suspension Parts for the 2003 Cadillac CTS, designed to meet your needs without breaking the bank. From Shocks and Strut replacements to Coil and Leaf Springs 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 2003 Cadillac CTS at great prices. Our Suspension Parts inventory for this model ranges from just $3.79 to $399.99, with an average price of $129.82. Our 33 Suspension Parts in stock come from 13 trusted brands, so you’re sure to find the right part for your 2003 Cadillac CTS 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 2003 Cadillac CTS, we stock popular OEM and aftermarket Suspension Parts from top names like Valvoline Dorman, and more. Valvoline Suspension Parts start at just $14.99 and boast an impressive 5 stars average rating from customers. With 994 customer reviews and counting, our 2003 Cadillac CTS 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 2003 Cadillac CTS is always ready to roll. We’re committed to providing you with everything you need to keep your CTS in top shape, all in one place. Start shopping confidently below for your 2003 Cadillac CTS!

Best-Selling Shocks and Struts for 2003 Cadillac CTSs

Enhance the driving experience in your Cadillac with 11 quality Shocks and Strut components, starting at $13.29.

Monroe – OESpectrum Monotube Shock Absorber (Part No.39114)

OESpectrum Monotube Shock Absorber

from

$162.99
Providing an exceptional level of handling precision and control, Monroe® OESpectrum® Monotube shocks are designed for vehicles originally equipped with monotube shock absorbers. OESpectrum Monotube shocks filter out noise, vibration and harshness.

Product Features:
  • EXCEPTIONAL HANDLING — Full displaced valving, tuned to each vehicle, adjusts to road extremes to provide a smooth ride while free floating dividing piston separates fluid from high-pressure gas charging for reduced shock fade and aeration
  • IMPROVES PERFORMANCE — High pressure nitrogen gas charge maintains tire-to-road contact for improved ride and handling by reducing aeration and tight damping response provides vehicle control
  • CONSISTENT RIDE — High-temperature OE all-weather fluid contains special additives to assist with extreme temperatures and help reduce oil breakdown
  • MAINTAINS STABILITY — Monotube technology maintains vehicle control over bumps, dips and potholes for vehicles originally equipped with monotube shocks and struts
  • CONTROL AND DURABILITY — Fluon-banded piston provides consistent sealing between piston and high-strength pressure tube for better control, increased durability and longer service life
  • Nitrogen Gas Charged: For improved ride and handling, helps maintain tire to road contact by reducing aeration – on most applications
  • 1/2 inch Diameter Piston Rod: Nitrocarburized rod for long service life. On non-dust shield units only.
  • Special Seal: ‘Self-lubricating’ fluid seal designed to retain gas without excessive wear or friction.
  • Premium – Limited Lifetime Warranty
  • For Commercial Usage Refer to Product Warranty
See More

Monroe – Shock-Mate Shock Absorber Boot Kit (Part No.SA1997)

Shock-Mate Shock Absorber Boot Kit

from

$13.99
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
See More

Monroe – Shock-Mate Shock Absorber Boot Kit (Part No.SA1998)

Shock-Mate Shock Absorber Boot Kit

from

$13.29
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
See More

Suncore – Shock Absorber (Part No.12S251160)

Shock Absorber

from

$79.99
Shock Absorber

Monroe – OESpectrum Monotube Shock Absorber (Part No.39113)

OESpectrum Monotube Shock Absorber

from

$194.99
Providing an exceptional level of handling precision and control, Monroe® OESpectrum® Monotube shocks are designed for vehicles originally equipped with monotube shock absorbers. OESpectrum Monotube shocks filter out noise, vibration and harshness.

Product Features:
  • EXCEPTIONAL HANDLING — Full displaced valving, tuned to each vehicle, adjusts to road extremes to provide a smooth ride while free floating dividing piston separates fluid from high-pressure gas charging for reduced shock fade and aeration
  • IMPROVES PERFORMANCE — High pressure nitrogen gas charge maintains tire-to-road contact for improved ride and handling by reducing aeration and tight damping response provides vehicle control
  • CONSISTENT RIDE — High-temperature OE all-weather fluid contains special additives to assist with extreme temperatures and help reduce oil breakdown
  • MAINTAINS STABILITY — Monotube technology maintains vehicle control over bumps, dips and potholes for vehicles originally equipped with monotube shocks and struts
  • CONTROL AND DURABILITY — Fluon-banded piston provides consistent sealing between piston and high-strength pressure tube for better control, increased durability and longer service life
  • Nitrogen Gas Charged: For improved ride and handling, helps maintain tire to road contact by reducing aeration – on most applications
  • 1/2 inch Diameter Piston Rod: Nitrocarburized rod for long service life. On non-dust shield units only.
  • Special Seal: ‘Self-lubricating’ fluid seal designed to retain gas without excessive wear or friction.
  • Premium – Limited Lifetime Warranty
  • For Commercial Usage Refer to Product Warranty
See More

Dorman – Suspension Strut Mount Bushing (Part No.523-286)

Suspension Strut Mount Bushing

from

$67.99
This suspension shock/strut mount bushing 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
See More

Carquest Premium – Complete Strut Assembly: Includes Strut, Coil Spring and Mount (Part No.18-920256)

Complete Strut Assembly: Includes Strut, Coil Spring and Mount

from

$222.99
Carquest Premium complete strut assemblies are manufactured by a leading original equipment supplier (O.E.S.) for a perfect OE fit, form and function. Carquest Premium strut assemblies are pre-assembled units that make your ride control repair faster and easier with no special tools needed for installation. Our complete strut assemblies or loaded struts are rigorously tested for proven reliability and offer an industry-leading warranty.

Product Features:
  • Nuts and Bolt: SAE Standard Grade
  • Bump Stop: Developed from urethane rubber for extended life. Absorbs road impact and prevents other component damage for smoother drive. ( Where applicable)
  • Coil Spring: Manufactured with high quality grade carbon steel, heat treated, stress relieved, fully cycled and salt-spray tested for a professional performance.
  • Spring Isolator: Prevents metal to metal contact and acts to help prevent noise between the spring and spring seat. ( Where applicable)
  • Outer Tube: Long-lasting corrosion and rust protection.
  • Piston Rod: Well-finished chromed piston rod ensures proper seal lubrication, consistent wear surface, and inhibits corrosion. The resistance is superior to commercial standards and quality meets OE requirements.
  • Top Mount: Premium Quality rubber-steel assembly, fully tested for long durability.
  • Bearing: OEM Quality bearing, designed with low starting torque to ensure smooth steering, tested under extreme load conditions to ensure optimal performance and long life. ( Where applicable)
  • Oil Seal: Premium Double- Lip NOK seal, fabricated with high quality rubber.
  • Overall Features & Benefits: Pre-assembled strut saves time and money on installation. Application tuned technology for smoother, safer and more stable ride. No special equipment or special parts needed for installation.
See More

Carquest Premium – Complete Strut Assembly: Includes Strut, Coil Spring and Mount (Part No.18-920255)

Complete Strut Assembly: Includes Strut, Coil Spring and Mount

from

$222.99
Carquest Premium complete strut assemblies are manufactured by a leading original equipment supplier (O.E.S.) for a perfect OE fit, form and function. Carquest Premium strut assemblies are pre-assembled units that make your ride control repair faster and easier with no special tools needed for installation. Our complete strut assemblies or loaded struts are rigorously tested for proven reliability and offer an industry-leading warranty.

Product Features:
  • Nuts and Bolt: SAE Standard Grade
  • Bump Stop: Developed from urethane rubber for extended life. Absorbs road impact and prevents other component damage for smoother drive. ( Where applicable)
  • Coil Spring: Manufactured with high quality grade carbon steel, heat treated, stress relieved, fully cycled and salt-spray tested for a professional performance.
  • Spring Isolator: Prevents metal to metal contact and acts to help prevent noise between the spring and spring seat. ( Where applicable)
  • Outer Tube: Long-lasting corrosion and rust protection.
  • Piston Rod: Well-finished chromed piston rod ensures proper seal lubrication, consistent wear surface, and inhibits corrosion. The resistance is superior to commercial standards and quality meets OE requirements.
  • Top Mount: Premium Quality rubber-steel assembly, fully tested for long durability.
  • Bearing: OEM Quality bearing, designed with low starting torque to ensure smooth steering, tested under extreme load conditions to ensure optimal performance and long life. ( Where applicable)
  • Oil Seal: Premium Double- Lip NOK seal, fabricated with high quality rubber.
  • Overall Features & Benefits: Pre-assembled strut saves time and money on installation. Application tuned technology for smoother, safer and more stable ride. No special equipment or special parts needed for installation.
See More

PRT – Complete Strut Assembly: Includes Strut, Coil Spring and Mount (Part No.920256)

Complete Strut Assembly: Includes Strut, Coil Spring and Mount

from

$219.99
Carquest Premium complete strut assemblies are manufactured by a leading original equipment supplier (O.E.S.) for a perfect OE fit, form and function. Carquest Premium strut assemblies are pre-assembled units that make your ride control repair faster and easier with no special tools needed for installation. Our complete strut assemblies or loaded struts are rigorously tested for proven reliability and offer an industry-leading warranty.

Product Features:
  • Nuts and Bolt: SAE Standard Grade
  • Bump Stop: Developed from urethane rubber for extended life. Absorbs road impact and prevents other component damage for smoother drive. ( Where applicable)
  • Coil Spring: Manufactured with high quality grade carbon steel, heat treated, stress relieved, fully cycled and salt-spray tested for a professional performance.
  • Spring Isolator: Prevents metal to metal contact and acts to help prevent noise between the spring and spring seat. ( Where applicable)
  • Outer Tube: Long-lasting corrosion and rust protection.
  • Piston Rod: Well-finished chromed piston rod ensures proper seal lubrication, consistent wear surface, and inhibits corrosion. The resistance is superior to commercial standards and quality meets OE requirements.
  • Top Mount: Premium Quality rubber-steel assembly, fully tested for long durability.
  • Bearing: OEM Quality bearing, designed with low starting torque to ensure smooth steering, tested under extreme load conditions to ensure optimal performance and long life. ( Where applicable)
  • Oil Seal: Premium Double- Lip NOK seal, fabricated with high quality rubber.
  • Overall Features & Benefits: Pre-assembled strut saves time and money on installation. Application tuned technology for smoother, safer and more stable ride. No special equipment or special parts needed for installation.
See More

KYB – Jounce Bumper and Bellows (Part No.SB132)

Jounce Bumper and Bellows

from

$24.49
KYB Strut Boot Kits keep your struts protected from dirt, dust, sand, salt and other road debris. These harmful elements cause abrasive wear to the polished shaft, upper seal and bushing. KYB Strut Boot Kits prevent these contaminants from entering the strut by covering the entire strut shaft in a highly durable plastic bellows. This can easily extend the life of the strut. The KYB Strut Boot Kit includes a poly foam travel-limiting bumper. Its designed to protect the strut from bottoming out and protects other components from extreme movement damage.

Product Features:
  • Superior Quality Boot Helps Protect The Strut Shaft From Leak-Causing Dirt And Debris
  • Poly Foam Bumper Prevents The Strut From Bottoming Out
  • Built With Design And Quality That Matches Or Exceeds One
  • Protects The Upper Seal And Bushing
See More

Monroe – SHOCK-MATE Shock Absorber Boot Kit (Part No.L40301162991MNR)

SHOCK-MATE Shock Absorber Boot Kit

from

$19.69
Monroe Shock-Mate Shock Absorber Boot Kits are universal replacement shock boots used 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
See More

Most Popular 2003 Cadillac CTS Coil and Leaf Springs

Customize your Cadillac with 2 Coil and Leaf Springs products like Suspension Strut and Coil Spring Assemblies, all priced under $199.99.

Suncore – COMPL STRUT ASSEM (Part No.55S11703)

COMPL STRUT ASSEM

from

$199.99
COMPL STRUT ASSEM

Suncore – COMPL STRUT ASSEM (Part No.55S11704)

COMPL STRUT ASSEM

from

$199.99
COMPL STRUT ASSEM

Top Picks for 2003 Cadillac CTS Suspension Hardware

Upgrade Cadillac CTSs with top-quality Suspension Hardware parts, including 1 OEM and aftermarket selections for your 2003 model.

Rare Parts – Knuckle Bushing (Part No.RP19474)

Knuckle Bushing

from

$27.49
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:
  • Meets or exceeds OE requirements
  • Easy to Install
  • Improves vehicle handling
See More

In-Demand Air Suspension and Kits for 2003 Cadillac CTSs

Select from 12 premium Air Suspension and Kits parts for your 2003 Cadillac CTS, with prices ranging from $3.79 to $399.99.

Valvoline – MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Gallon (Part No.773775)

MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Gallon

from

$36.49
Valvoline MaxLife Multi-Vehicle Automatic Transmission Fluid (ATF) is a full-synthetic formulation with advanced additives to prevent the major causes of transmission breakdown and help extend transmission life.  Developed to help prevent leaks, maximize transmission performance, reduce transmission wear, and maintain smooth shifting longer than conventional fluids. It is suitable for use in a broad range of ATF applications including most Ford, GM, Toyota, Honda, Nissan, Hyundai, BMW, Mercedes, Volvo, VW & Audi.

Product Features:
  • Formulated with full-synthetic base stocks and advanced additive technology to meet the challenging demands of automatic transmissions.
  • Long life friction modifiers help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
  • High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks in high mileage transmissions
  • Developed with anti-wear technology to help improve transmission durability
  • Advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
  • Suitable for 95% of traditional ATFs including Dex/Merc, Mercon LV & Mercon V
See More

Dorman – Body Bolt M6-1.0 x 25mm (Part No.963-232)

Body Bolt M6-1.0 x 25mm

from

$3.79
These bolts are manufactured using durable materials and corrosion-tested to ensure required strength and longevity.

Product Features:
  • Durable materials – manufactured to specific thread tolerance standards.
  • Corrosion tested – hardware undergoes salt spray testing to ensure corrosion resistance
  • Multipurpose usefulness – can be used in a variety of applications, from auto to home
  • Trustworthy quality – backed by team of professional engineers and quality control specialists in the United States
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GM Genuine Parts – Multi-Purpose Relay (Part No.15-81106)

Multi-Purpose Relay

from

$32.99
GM Genuine Parts Wiring Relays are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These relays help connect or disconnect power to a vehicle accessory when it receives a low voltage signal from a switch. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Helps connect or disconnect power to vehicle accessories
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Suncore – Quick Strut Kit (Part No.2-55S11703-001)

Quick Strut Kit

from

$399.99
Quick Strut Kit

Suncore – AirSp/ClSpCnvKt (Part No.152G-32-4)

AirSp/ClSpCnvKt

from

$324.99
AirSp/ClSpCnvKt

Suncore – PassiveSuspConvKt (Part No.155G-32-R)

PassiveSuspConvKt

from

$264.99
PassiveSuspConvKt

Suncore – PassiveSuspConvKt (Part No.152G-12-4)

PassiveSuspConvKt

from

$239.99
PassiveSuspConvKt

Suncore – Shock Kit (Part No.2-12S251160-001)

Shock Kit

from

$139.99
Shock Kit

Suncore – PassiveSuspConvKt (Part No.152G-12-F)

PassiveSuspConvKt

from

$79.99
PassiveSuspConvKt

Carquest Premium – Repair Harness (Part No.PTA1223)

Repair Harness

from

$33.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Valvoline – Extended Protection Automatic Transmission Fluid, 1 Quart (Part No.899179)

Extended Protection Automatic Transmission Fluid, 1 Quart

from

$14.99
Modern transmissions are better than ever, with more gears to help improve fuel efficiency and acceleration. Greater performance calls for greater protection. Valvoline Extended Protection Full Synthetic ATF features our exclusive Dual Defense Additive Technology for two layers of protection against metal-on-metal contact and thermal breakdown, all while minimizing wear on clutch components. In fact, Valvoline Extended Protection Full Synthetic ATF is 45% stronger against breakdown compared to major brand DEX/MERC oxidative PDSC performance. Proven to maximize transmission life, our patented formula is suitable for use in 92% of vehicles in light duty automatic transmissions 2010 and newer. Keep your modern vehicle shifting smoothly, mile after mile, with the ultimate protection you can only expect from Valvoline, the #1 ATF brand.

Product Features:
  • The ultimate protection for your automatic transmission
  • 45% stronger against breakdown
  • Dual Defense Additive Technology combines friction modifiers and anti-wear additives for two layers of protection
  • Suitable for use in over 92% of vehicles in light duty automatic transmissions 2010 and newer
See More

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

Max Performance Synthetic Power Steering Fluid

from

$6.29
Max Performance Synthetic Power Steering Fluid

Most Sold 2003 Cadillac CTS Control Arms

Explore our best-selling Cadillac parts for the 2003 CTS among 5 OEM and aftermarket options starting from $42.62.

ACDelco – Professional Suspension Control Arm Bushing (Part No.L2030588482ACD)

Professional Suspension Control Arm Bushing

from

$42.62
ACDelco Professional, premium aftermarket Suspension Control Arm Bushings are the ideal high-quality aftermarket replacement component for many vehicles on the road today. These professional-grade control arm bushings help prevent potentially damaging contact between the control arm and other components, reducing friction and isolating engine vibration, while allowing your vehicle’s suspension components to move. ACDelco Professional, premium aftermarket Suspension Control Arm Bushings have a metal sleeve/rubber bushing design and use high temperature synthetics for long life and durability. These premium aftermarket replacement suspension control arm bushings are manufactured to meet your expectations for fit, form, and function. ACDelco offers a full line of Professional, premium aftermarket Chassis Parts to keep vehicles riding and handling like new. With competitive warranty coverage and products covering all major chassis systems and alignment products for many vehicles on the road today, it’s no wonder the pros rely on ACDelco Professional, premium aftermarket Chassis Parts.

Product Features:
  • High temperature synthetics and fatigue resistance support extended service life, even in harsh conditions
  • Silent-bloc metal sleeve/rubber bushing design supports proper alignment, stability, and durability
  • Premium, high-quality aftermarket component
  • Engineered to meet and exceed your expectations for fit, form, and function
  • Provides the performance and dependability you expect from ACDelco
See More

Autopart International Inc – Control Arm (Part No.L20002068443API)

Control Arm

from

$221.49
Control Arm

Autopart International Inc – Control Arm (Part No.L20001987558API)

Control Arm

from

$221.49
Control Arm

Dorman – Control Arm (Part No.L2000210924DOR)

Control Arm

from

$147.50
Rigorously tested for sustained, secure performance by a team of product and quality engineers, Dorman’s Control Arm and Ball Joint Assembly is designed for passenger safety. Dorman’s industry-leading evaluation process ensures a smooth ride, directional stability, and agile handling.

Product Features:
  • Ball joints and bushings (when applicable) included for a complete installation, saving time and labor (where applicable)
  • Direct replacement for a trouble-free installation
  • Steel, iron or aluminum construction ensures durability
  • Powder-coated or painted for long-lasting rust and corrosion resistance
See More

Dorman – Control Arm (Part No.L2000210923DOR)

Control Arm

from

$145.36
Rigorously tested for sustained, secure performance by a team of product and quality engineers, Dorman’s Control Arm and Ball Joint Assembly is designed for passenger safety. Dorman’s industry-leading evaluation process ensures a smooth ride, directional stability, and agile handling.

Product Features:
  • Ball joints and bushings (when applicable) included for a complete installation, saving time and labor (where applicable)
  • Direct replacement for a trouble-free installation
  • Steel, iron or aluminum construction ensures durability
  • Powder-coated or painted for long-lasting rust and corrosion resistance
See More

Top-Rated Suspension Parts Brands For Your 2003 Cadillac CTS

Shop for the best-rated brands offering Suspension Parts and other products for your 2003 Cadillac CTSs. Below you’ll find some of our best rated Suspension Parts from Valvoline and Dorman, and more. Suspension Parts from these brands that fit a 2003 CTS start at just $3.79 and are rated as high as 5 stars. OEM and aftermarket Suspension Parts don’t get more top quality, durable, and affordable than from the brands below.

Popular Valvoline 2003 Cadillac CTS Suspension Parts

When it comes to maintaining or upgrading your 2003 Cadillac CTS, 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 2003 Cadillac CTS. With over 2 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 $14.99, with an average price of just $25.74. Plus, with over 446 customer reviews and an average rating of 5 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.

Extended Protection Automatic Transmission Fluid, 1 Quart
from
$14.99
This product is not rated

Extended Protection Automatic Transmission Fluid, 1 Quart

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Popular Dorman 2003 Cadillac CTS Suspension Parts

Dorman auto parts is one of the highest quality Suspension Part brands in the market. Any 2003 Cadillac CTS owner should feel confident when installing genuine Dorman parts in their vehicle. To ensure the best fit and performance for your 2003 CTS, Advance Auto Parts carries a full inventory of 4 Dorman Suspension Parts. Plus you will be keeping your Cadillac in peak condition while saving money because prices on these Dorman Suspension Parts range from $3.79 to $147.50, plus, with more than 1 customer reviews and an impressive 4 stars average rating, you can be confident the Fram Suspension Parts below will deliver on both quality and value.

Control Arm
from
$145.36
This product is not rated

Control Arm

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Control Arm
from
$147.5
This product is not rated

Control Arm

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Suspension Strut Mount Bushing
from
$67.99
This product is not rated

Suspension Strut Mount Bushing

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FAQs for 2003 Cadillac CTS Suspension Parts

Which Suspension Parts are best-sellers for 2003 Cadillac CTSs?

Out of 33 Suspension Parts that fit 2003 Cadillac CTSs, the following parts are the top sellers:

What’s the price range for 2003 Cadillac CTS Suspension Parts?

Suspension Part prices for the 2003 Cadillac CTS start at $3.79 and go up to $399.99 for the most premium parts.

What’s the average price of a Suspension Part for a 2003 Cadillac CTS?

The average price for Suspension Parts for the 2003 Cadillac CTS is $129.82. 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 CTS model years?

Yes, we currently carry Suspension Parts for 16 model years of Cadillac CTSs between 2004 and 2019. Suspension Parts are bought most frequently for the following model years: 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, and 2011.

What are the cheapest Suspension Parts for my 2003 Cadillac CTS?

The cheapest 2003 Cadillac CTS Suspension Parts we carry in stock are:

What are the top-rated Suspension Parts that fit the 2003 Cadillac CTS?

Out of 994 reviews by customers, our 2003 Cadillac CTS Suspension Parts have an average customer rating of . These are some of the highest-rated Suspension Part types for the 2003 Cadillac CTS and their top-rated products:

What types of Suspension Parts do you sell for my 2003 Cadillac CTS?

Can I get help with 2003 Cadillac CTS 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 CTS Suspension Parts?

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