Chevrolet Express 4500 Suspension Parts

High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution

This alignment cam bolt 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 design – bolts are white zinc-coated for a longer service life
• Rigorously tested – thorough quality control measures ensure longevity

Control Arm Bushing

The Air Command Standard Duty Dual Electric Air Compressor System Kit Allows You To Adjust Your Air Springs With The Touch Of A Button. It Offers A Built in Air Source For Your Suspension System, Making It Easy To Alter Your Springs To Align With The Load Type And Environment. When Shopping For Air Accessories, You will Find That Firestone Air Command Standard Duty Dual Electric Air Compressor System Kit Is Designed To Have A Couple Of Special Benefits. First, The Air Command Standard Duty Dual Electric Air Compressor System Kit Comes Ready To Install, So You Can Set It Up And Get Back To The Road where You Want To Be. Just Connect A Few Wires To The Compressor And A Few To Your Vehicle. The Air Lines And Wiring Harness Can Be Plugged Into The Same Side Of The Unit For Smoother Routing Of Lines And Power Supply. After The Air Command Standard Duty Dual Electric Air Compressor System Kit Is Properly Installed, You Can Make Pressure Adjustments By Pressing A Single Button. This Air Command Standard Duty Dual Electric Air Compressor System Kit Component Allows For Side To Side Or Front to rear Leveling, Real time Pressure Readout, And Dual Left And Right PSI And Pressure Control Readouts. The Air Command Standard Duty Dual Electric Air Compressor System Kit Easy to read Needle Gauge Can Be Viewed Day Or Night, Without Straining Or Squinting Your Eyes. Prior To Installing The Air Command Standard Duty Dual Electric Air Compressor System Kit, Review The Instructions And Identify All Of The Components To Help Make Sure You Get Maximum Performance From Both Your Air Springs And Air Command Standard Duty Dual Electric Air Compressor System Kit. The Installation Steps Are Different Depending On Whether You are Enhancing An Existing Air Helper Spring System With The Air Command Standard Duty Dual Electric Air Compressor System Kit Or Installing It With A New Air Spring System.

Product Features:

• Individual Air Accessory Components Are Also Available, Including Compressors, Air Tanks, And Mounting Solutions, Providing A Wide Variety Of Air Control Assist Solutions
• Adjust The Ride For Various Load And Road Conditions With A Switch, Remote Or Mobile App
• Provides An Instant Air Source For The Air Helper Springs Or Accessories
• Dual Point Fill (Both Air Springs Fill Independently Of Each Other)
• Light Duty Compressor Specs (120 PSI Max Air Pressure, 9 Percent Duty Cycle, 0.32 CFM)

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:

• Engineered to provide long life and dependability

Control Arm

The KYB Gas-a-just monotube shock absorber has additional performance advantages over the traditional twin-tube design: It can instantly, automatically adjust to your performance needs and never experiences fade due to aeration. The KYB Gas-a-just has two separate working chambers: An air-free hydraulic piston and valve area for responsiveness and control, and a second high-pressure nitrogen gas area with a floating piston that provides a comfortable ride during normal driving and adds instant performance on demand.

Product Features:

• Adds Up To 25% More Damping Performance Over Original Equipment Shocks
• Components And Valving Designed Specifically For Gm Vans
• Gas-A-Just Monotubes Include Additional Damping Over One Design For Vehicles That Work, Tow, And Have Larger, Heavier Tires & Wheels
• High Pressure Monotube Design Separates The Gas And Oil For Fade Free Operation And Instant Response
• Fluid Leaking Can Be A Cause Of Shock Failure, The KYB Gas-A-Just Has An Ultra-Smooth Triple Chrome Plated Chrome Piston Rod To Reduce Seal Wear
• The Higher Gas Pressure Of The KYB Gas-A-Just Responds Quickly To Improve Steering Response
• Electronic Safety Systems Depend On The Suspension, Brakes And Tires Operating As The Vehicle Manufacturer Intended. The KYB Gas-A-Just Helps Keep Electronic Safety Systems Performing As Designed.

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

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

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

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

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

This shock mount insulator 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

This shock mount insulator 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

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.

The KYB Gas-a-just monotube shock absorber has additional performance advantages over the traditional twin-tube design: It can instantly, automatically adjust to your performance needs and never experiences fade due to aeration. The KYB Gas-a-just has two separate working chambers: An air-free hydraulic piston and valve area for responsiveness and control, and a second high-pressure nitrogen gas area with a floating piston that provides a comfortable ride during normal driving and adds instant performance on demand.

Product Features:

• Adds Up To 25% More Damping Performance Over Original Equipment Shocks
• Components And Valving Designed Specifically For Gm Vans
• Gas-A-Just Monotubes Include Additional Damping Over One Design For Vehicles That Work, Tow, And Have Larger, Heavier Tires & Wheels
• High Pressure Monotube Design Separates The Gas And Oil For Fade Free Operation And Instant Response
• Fluid Leaking Can Be A Cause Of Shock Failure, The KYB Gas-A-Just Has An Ultra-Smooth Triple Chrome Plated Chrome Piston Rod To Reduce Seal Wear
• The Higher Gas Pressure Of The KYB Gas-A-Just Responds Quickly To Improve Steering Response
• Electronic Safety Systems Depend On The Suspension, Brakes And Tires Operating As The Vehicle Manufacturer Intended. The KYB Gas-A-Just Helps Keep Electronic Safety Systems Performing As Designed.

Designed for midsize and full-size trucks and vans, Monroe® Gas-Magnum® shock absorbers provide firm control without a harsh ride. With up to twice the fluid capacity of standard 1-in. bore shocks, they work more efficiently with less effort.

Product Features:

• DESIGNED FOR TRUCKS AND VANS — Engineered for hardworking full-size trucks and vans and features full-displaced valving on compression cycles to deliver controlled ride and handling
• BUILT TO LAST — Heavy-duty nitrocarburized rod (non-dust shield units only) and sintered iron piston enhance durability for longer service life while self-lubricating fluid seal reduces friction against piston rod to reduce wear
• CONSISTENT RIDE — OE all-weather fluid contains special modifiers to handle extreme temperatures and help reduce friction and ensure smooth rod reaction
• IMPROVES PERFORMANCE — Nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade
• LONGER SERVICE LIFE — Larger bore and bigger 2-in. reserve tube work together to hold more oil for greater capacity to allow the shock to work efficiently for controlled ride and longer service life
• Nitrogen Gas Charged: For improved ride and handling, helps maintain tire to road contact by reducing aeration – on most applications
• Sintered Iron Piston: Stronger than traditional metals, enhances durability for longer service life.
• Special Seal: ‘Self-lubricating’ fluid seal designed to retain gas without excessive wear or friction.

Properly functioning leaf springs hold the weight and payload of a vehicle or trailer and are essential to suspension performance and passenger comfort. Check the product attributes to select the right leaf spring for your application.

Product Features:

• Direct replacement – these leaf springs are designed to match the fit and function of the original leaf springs on specific vehicles or trailers
• Ideal solution – seamlessly replaces leaf springs damaged by overloading, collision, cracking or corrosion, or are due for replacement
• Durable construction – made from quality materials to strict specifications to ensure reliable performance and long service life
• Trustworthy quality – engineered, manufactured and supported by the premier aftermarket leaf spring provider in the USA

Properly functioning leaf springs hold the weight and payload of a vehicle and are essential to suspension performance and passenger comfort. Check the product details to select the right light-, medium-, or heavy-duty springs for your application.

Product Features:

• Suspension Leaf Spring
• Properly functioning leaf springs hold the weight and payload of a vehicle and are essential to suspension performance and passenger comfort. Check the product details to select the right light-, medium-, or heavy-duty springs for your application.
• Direct replacement – these leaf springs are designed to match the fit and function of original equipment leaf springs in specified applications
• Ideal solution – seamlessly replaces leaf springs damaged by overloading, collision, cracking or corrosion, or are due for replacement when the vehicle sags, bounces excessively, or rides unevenly

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

Our Air Command systems give customers the ability to conveniently adjust their air springs with the touch of a button thanks to our Air Command Air Compressor Kits. Our designs provide an instant air source to a vehicle air suspension system, giving users the freedom to adjust their air springs to accommodate different loads and road conditions from both inside and outside of the vehicle.

Product Features:

• The Easy To Read Digital Display Is Designed So You Can See It During The Day, But It Does Not Blind You At Night
• The Wireless Remote Utilizes A New Sleep Cycle And LED Display That Reduces Energy Use And Improves Battery Life
• Easy Installation

Designed to provide inflation control of your air helper springs. This kit will be an asset to your vehicle, meeting nearly all of your air supply needs.

Product Features:

• Individual Air Accessory Components Are Also Available, Including Compressors, Air Tanks, And Mounting Solutions, Providing A Wide Variety Of Air Control Assist Solutions
• Adjust The Ride For Various Load And Road Conditions With A Switch, Remote Or Mobile App
• Provides An Instant Air Source For The Air Helper Springs Or Accessories
• Dual Point Fill (Both Air Springs Fill Independently Of Each Other)