1990 GMC K1500 Suspension Parts

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
• Torsional rubber bushings
• UV resistant
• No Squeak

This leaf spring hanger is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:

• Direct replacement – this leaf spring hanger is designed to match the fit and function of the original part on specified vehicles
• Ideal solution – this hanger is a reliable replacement for an original part that has failed due to fatigue
• Durable construction – this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

This leaf spring insulator is designed to match the fit and function of the original insulator on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

• Direct replacement – this leaf spring insulator is designed to match the fit and function of the original insulator on specified vehicles
• Restores functionality – reliable replacement for an original part that has failed due to fatigue
• Durable construction – this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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

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.

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)

Get ahead of fatigued or rusted leaf spring shackles before they become dangerous. Made of sturdy steel with a power coated finish to resist corrosion, this leaf spring shackle is a direct replacement for your vehicle’s stock shackle.

Product Features:

• Direct replacement – This leaf spring shackle fits and performs like original equipment shackle
• Quality construction – manufactured from durable steel and powder coated for corrosion resistance and a long service life
• Excellent value – original equipment quality at a lower price
• Ready to install – all essential hardware is included for an easy installation

Softride(R) is the best way of describing the ride quality of our long Add-A-Leafs. The Softride(R) long Add-A-Leafs will bring new life and lift to your fatigued stock springs. And you can rest easy knowing that the Skyjacker(R) Softride(R) technology is at work in each pair. Also available are the Heavy-Duty Add-A-Leafs. These units are shorter and are designed for extra payload capacity. Tie bolts are included in each pair of Skyjacker(R) Add-A-Leafs. Also available are fitted leafs. Fitted leafs are designed as an option exclusively for Skyjacker(R) Softride(R) lifted leaf springs. These are used when the additional weight of aftermarket accessories are installed such as a heavy winch bumper, an engine conversion, a swing away tire carrier, all your extra gear, etc.

Product Features:

• Softride(R) Long Add-A-Leafs Will Bring New Life And Lift To Your Fatigued Stock Springs And You Can Rest Easy Knowing That The Skyjacker(R) Softride(R) Technology Is At Work In Each Pair
• Add-A-Leafs Available Are The Heavy-Duty, Units Are Shorter And Are Designed For Extra Payload Capacity
• Tie Bolts Are Included In Each Pair Of Skyjacker(R) Add-A-Leafs
• Add-A-Leafs Also Available Are Fitted Leafs. Fitted Leafs Are Designed As An Option Exclusively For Skyjacker(R) Softride(R) Lifted Leaf Springs
• Fitted Leaf Springs Are Used When The Additional Weight Of Aftermarket Accessories Are Installed Such As Heavy Winch Bumper, An Engine Conversion, A Swing Away Tire Carrier, All Your Extra Gear, Etc.

This replacement shock mount is designed to directly replace the mount that comes stock on specified vehicle years, makes and models. It is precisely reverse-engineered to ensure original equipment quality, fit and durability.

Product Features:

• Direct replacement – this shock mount is precision-engineered to match the fit and durability of the original shock mount on specific vehicles
• Complete kit – all necessary mounting hardware is included with each mount
• Trustworthy construction – engineered in North America and backed by 100 years of automotive aftermarket experience
• Proactive repair – it’s often smart to replace shock mounts when replacing worn out shocks

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® 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.

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.

New Standard Replacement Leaf Spring Hanger Kit, 4WD Models, Except 1990-1997 3500 Series Cab And Chassis

Product Features:

• 4WD Models, Except 1990-1997 3500 Series Cab And Chassis, Made Of Steel
• Meets All Federal Motor Safety Standards
• No Drilling Needed For Installation
• No Modifications Needed For Installation
• Direct Fit Replacement For Your Vehicle
• Same Form Fit And Function As OE
• Check Out The Large Selection Of Parts Available For Your Vehicle

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

Get premium control and performance with Rancho RS9000®XL shocks. Recognized as the first nine-position manually adjustable ride control series in the off-road market, RS9000XL shocks are ideal for on- and off-road use, towing and more.

Product Features:

• NINE LEVELS OF PERFORMANCE — Nine-position easy-to-adjust knob allows customized damping control and firmness for on-road and off-road flexibility
• DESIGNED FOR HARDWORKING VEHICLES — Ideal for stock or lifted trucks, SUVs and Jeeps that tow, haul or go off road
• INDUSTRY FIRST — Recognized as the first nine-position manually adjustable shock series in the off-road market
• REDUCES FADE — Nitrogen gas pressurized to 120 PSI to minimize air-to-oil mixture and reduce damping performance fade and foaming
• STRONG AND DURABLE — Features an application-specific 18mm nitro-carburized piston rod to resist scuffs and corrosion, double-welded loops at stress areas and 1.25-in. sintered iron piston for enhanced structural integrity
• HANDLES EXTREME TEMPERATURE CHANGES — Up to 2.75-in. tri-tube body (application specific) filled with all-weather fluid allows for cooler operation, increased vehicle control and ability to withstand internal temperatures of -40 to 248°F
• SMOOTH PERFORMANCE — Polyurethane rebound bumper and bushings and graphite-filled fluon-banded piston help absorb ride harshness and enhance responsiveness to changing road conditions for an overall smoother ride
• BUILT TO LAST — Low-friction, self-lubricating seal retains gas and oil for quicker rebound and smoother compression while the long-lasting premium liquid metallic finish and polyvinyl protective boot ensures long life

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 leaf spring bumper spacer is designed to match the fit, appearance and function of the original spacer on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

• Direct replacement – this leaf spring bumper spacer is designed to match the fit, appearance and function of the original spacer on specified vehicles
• Restores functionality – this spacer is made to fully restore part functionality after the original part fails
• Durable construction – this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

Get premium control and performance with Rancho RS9000®XL shocks. Recognized as the first nine-position manually adjustable ride control series in the off-road market, RS9000XL shocks are ideal for on- and off-road use, towing and more.

Product Features:

• NINE LEVELS OF PERFORMANCE — Nine-position easy-to-adjust knob allows customized damping control and firmness for on-road and off-road flexibility
• DESIGNED FOR HARDWORKING VEHICLES — Ideal for stock or lifted trucks, SUVs and Jeeps that tow, haul or go off road
• INDUSTRY FIRST — Recognized as the first nine-position manually adjustable shock series in the off-road market
• REDUCES FADE — Nitrogen gas pressurized to 120 PSI to minimize air-to-oil mixture and reduce damping performance fade and foaming
• STRONG AND DURABLE — Features an application-specific 18mm nitro-carburized piston rod to resist scuffs and corrosion, double-welded loops at stress areas and 1.25-in. sintered iron piston for enhanced structural integrity
• HANDLES EXTREME TEMPERATURE CHANGES — Up to 2.75-in. tri-tube body (application specific) filled with all-weather fluid allows for cooler operation, increased vehicle control and ability to withstand internal temperatures of -40 to 248°F
• SMOOTH PERFORMANCE — Polyurethane rebound bumper and bushings and graphite-filled fluon-banded piston help absorb ride harshness and enhance responsiveness to changing road conditions for an overall smoother ride
• BUILT TO LAST — Low-friction, self-lubricating seal retains gas and oil for quicker rebound and smoother compression while the long-lasting premium liquid metallic finish and polyvinyl protective boot ensures long life

Product Features:

• Incredible Improvement in Control
• Maintains Proper Caster and Camber Alignment
• Increase in Handling and Control
• Greatly Reduce Wheel Hop on Quick Acceleration
• Even Braking Control is Improved
• Better Suspension Stability

Product Features:

• Incredible Improvement in Control
• Maintains Proper Caster and Camber Alignment
• Increase in Handling and Control
• Greatly Reduce Wheel Hop on Quick Acceleration
• Even Braking Control is Improved
• Better Suspension Stability

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.

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.

CARQUEST Premium Control Arms are engineered and benchmarked to Original Equipment (OE) performance standards. Consistent manufacturing and rigorous quality testing ensure a trouble-free installation and long service life. Each part number in the Carquest Premium Control Arm line is designed and built to deliver the quality that professionals demand.

Product Features:

• Trustworthy replacement – this control arm and ball joint assembly directly replaces the original assembly on specific vehicle applications
• Complete repair – each assembly includes pre-installed ball joint and bushings, saving time and labor
• Quality engineering – underwent industry-leading testing to ensure a smooth, stable and safe ride
• Durably designed – additional coatings offer long-lasting rust and corrosion resistance

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

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:

• Rubber or Heat Treated bushings
• No Squeak
• Reduces vibration

Product Features:

• Made from HYPER-Flex Polyurethane

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

Product Features:

• High-quality products that meet OE appearance and performance to

Product Features:

• Premium components and our own manufactured circuit board ensure precise operation, reliability, and extra durability for a longer service life
• Our electronic voltage regulator PC boards are encapsulated in epoxy to deliver improved performance and resistance to failure that may be caused by vibration and corrosion of electrical connections
• All parts are manufactured to stringent quality requirements. Our plants are TS16949 and ISO9001 certified which ensures that every part is the right part for the right vehicle.