1985 GMC G3500 Suspension Parts

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

Featuring a unique, exclusive valving system and advanced compression functionality, Rancho® RS5000®X shocks deliver improved overall on- and off-road handling and performance.

Product Features:

• IMPROVED HANDLING AND PERFORMANCE — Cross Tuned technology featuring exclusive rebound valving system and advanced compression phase improves overall handling and performance on and off road
• MINIMIZES ROUGH RIDE — Exclusive Progressive Engagement Valving is custom-tuned for each vehicle to help reduce initial impacts at low speeds and minimizes a rough ride
• STRONG AND DURABLE — Features a 16mm nitro-carburized piston rod to resist scuffs & corrosion, double-welded loops at stress areas, 35mm sintered iron piston for enhanced structural integrity and polyvinyl protective boot
• HANDLES EXTREME TEMPERATURE CHANGES — Large twin-tube body 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 rubber bushings help absorb ride harshness while the fluon-banded piston enhances responsiveness to changing road conditions for an overall smoother ride
• REDUCES FADE — Nitrogen gas pressurized to 150 PSI to minimize air-to-oil mixture to reduce damping performance fade and foaming
• MAINTAINS VEHICLE CONTROL — Compression Control Valve is custom-tuned for each vehicle to regulate fluid transfer to absorb impacts without disc flutter and help maintain shock motion control
• BUILT TO LAST — Low-friction, self-lubricating seal retains gas and oil for quicker rebound and smoother compression while the application-specific piston delivers heightened control of shock motion due to the expanded piston area
• Rebound Bumper

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:

• 100% Load tested
• Easy to install
• Provides like-new steering
• Designed to lower stresses for longer service life
• Worn or sagging coil springs can cause premature tire wear due to vehicle misalignment

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

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 trucks, vans, full-size pick-ups and 4×4’s
• Gas-charged unit
• Improved handling and control
• Economical OE replacement
• Meets OE product specifications

Application tuned for precision on-road and off-road handling, Rancho RS7MT monotube shocks are highly effective in the dissipation of heat, making them ideal for extreme off-road use and larger wheel and tire packages. RS7MT shocks feature an integrated

Product Features:

• PRECISE HANDLING AND PERFORMANCE — Deflective Disc Valving features digressive, linear or progressive turning based on application requirements for precision handling and performance on and off road
• STRONG AND DURABLE — Features a 14mm hardened chrome piston rod to resist scuffs & corrosion, double-welded loops at stress areas, double strength closure method and hot form reserve tube
• HANDLES EXTREME TEMPERATURE CHANGES — Large 2-in. monotube body filled with all-weather fluid allows for cooler operation, increased vehicle control and ability to withstand internal temperatures of -40 to 248°F
• REDUCES FADE — Full-floating dividing piston and high-pressure nitrogen gas maintains constant pressure against the hydraulic oil, reducing aeration and shock fade
• SMOOTH PERFORMANCE — Internal rebound bumper and shouldered rubber bushings help reduce noise, vibration and ride harshness while the PTFE-banded piston enhances responsiveness to changing road conditions for an overall smoother ride
• THE RIGHT FIT — Designed to fit right out of the box, application-specific mounting installs easily with no need for installing sleeves or extra hardware
• KEEPS DIRT AND DEBRIS OUT — Sealing system with integrated dirt wiper helps keep moisture, dirt and debris from being ingested into the shock and contaminating the oil and destroying the internal seal
• BUILT TO LAST — Large 46mm fluon-banded piston for consistent sealing between the piston and monotube for precise control, ride and handling, for extra protection black shock boot RS1952 and RS1961 are available for purchase
• BOLD APPEARANCE– Black satin finish with distinctive Rancho red logo for an eye-catching look that stands out

MOOG® Problem Solver® products incorporate proven design and engineering features for like new steering ease of installation and longer life. MOOG is the preferred steering and suspension brand of professional technicians and NASCAR crew chiefs.

Product Features:

• 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

This high quality chassis part will improve overall vehicle handling, reduce tire wear and increase the life of other steering and suspension components. These chassis parts are manufactured to meet or exceed OEM.

Product Features:

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

This suspension control 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

This suspension control 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

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

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
• Engineered to provide long life and dependability
• Construction and design validated by MOOG engineers
• Incorporates proven design and engineering features

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
• Engineered to provide long life and dependability
• Construction and design validated by MOOG engineers
• Incorporates proven design and engineering features

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)

Discover the difference Coil Rite air helper springs can make in improving the ride, handling and braking of your vehicle. Coil Rite air helper springs provide extra support for coil springs in cars, minivans, vans, light trucks, RVs and SUVs. The adjustable Coil Rite air helper springs will level your vehicle, provide a smoother ride, and assist with more effective braking and handling, even under heavy loading and adverse road conditions. Coil Rite air helper springs are designed to fit inside existing coil spring suspensions, creating a variable rate spring. These air helper springs are made of durable, elastic polyurethane, providing years of comfort and stability to your vehicle. Firestone Coil Rite air helper springs enable adjustment for varying loads and road conditions by controlling the air pressure in the air helper springs. Spring performance can be altered as easily as inflating a tire. The air springs will support 500 To 1000 Pounds per set.

Product Features:

• Made Of Durable Polyurethane To Withstand The Rigors Of Coil-Sprung Suspensions
• Increase Vehicle Stability Absorbs Road Shock Providing A Smooth Ride For Passengers And Load
• Keep The Vehicle Level Improves Steering Control And Braking Effectiveness, Levels Headlight Beams And Reduces Tire Wear
• Reduce Bottoming Out Protective Air Cushion Softens Contact Between The Axle And Frame
• Discover The Difference Coil Rite Air Helper Springs Can Make In Improving The Ride, Handling And Braking Of Your Vehicle
• No Drill Installation
• Everything Is Included For A Quick, Easy Installation. Brackets, Air Springs, Hardware, Air Line, And Separate Valves For Manual Inflation

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

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:

• 100% Load tested
• Easy to install
• Provides like-new steering
• Designed to lower stresses for longer service life
• Worn or sagging coil springs can cause premature tire wear due to vehicle misalignment

Timbren suspension enhancement system – The decision is easy, Timbren suspension kits (SES kits) are designed to enhance the suspension of your vehicle. Improve load handling haul heavy loads with ease eliminate sag and sway.

Product Features:

• Eliminate Suspension Sag: When Towing A Heavy Trailer, Timbren SES Extends The Life Of The Suspension Of Your Vehicle And Helps To Avoid Bottoming Out
• Control Trailer Sway, A Condition Which Occurs With Unbalanced Loads, In Crosswinds Or When Passing Heavy Trucks Timbren SES Stabilizes Your Vehicle
• Control Body Roll, During Cornering With Powerful Progressive Rate Rubber Springs Which Resist Lean And Enhance Vehicle Stability
• Improve The Ride, By Allowing The Aeon(R) Rubber Springs Absorb Road Shocks And Bumps. Towing A Trailer Doesnt Have To Mean Poor Ride Quality
• Economical And Trouble Free
• Simple And Easy To Install

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:

• Holds Round Lower Control Arm Shaft to the frame on Chevy & GMC Trucks

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
• Provides An Instant Air Source For The Air Helper Springs Or Accessories
• Single Point Fill (Both Air Springs Fill To The Same Pressure)
• Light Duty Compressor Specs (120 Pounds Per Square Inch Max Air Pressure, 9 Percent Duty Cycle, 0.32 CFM)

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)

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:

• Designed To Provide Inflation Control Of Your Air Helper Springs
• 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 Pounds Per Square Inch Max Air Pressure, 9 Percent Duty Cycle, 0.32 CFM)

While your vehicle trusts Firestone Ride-Rite (TM) air helper springs to deliver on-the-road control, confidence, and comfort, you trust Firestone Air Command (TM) products to take your experience to the next level. You look to air accessories like the Xtreme Air Cmd-S Compressor System. With the Xtreme Air Cmd-S Compressor System, you can easily modify your air spring inflation by pressing a button. It equips your vehicle suspension system with an instant air source, making it easy to modify your springs to fit the road conditions and load type. You’ll find that the Firestone Xtreme Air Cmd-S Compressor System features some very user-friendly advantages. Unpackage the Xtreme Air Cmd-S Compressor System and enjoy an easy installation, so you can get it set up and be back on the move. Connect one wire to the compressor and three to the vehicle. The wiring harness and air lines can be plugged into the same side of the unit for cleaner routing of power supply and lines.

Product Features:

• Controls Two Air Springs Simultaneously
• 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
• Single Point Fill (Both Air Springs Fill To The Same Pressure)
• Extreme Duty Compressor Specs (150 Pounds Per Square Inch Max Air Pressure, 100 Percent Duty Cycle, 0.94 CFM)

While your car, truck, or SUV depends on Firestone Ride-Rite (TM) air springs to deliver in-cabin comfort, confidence, and control, you turn to Firestone Air Command (TM) products to take your experience to the next level. You count on air accessories like the Air Command Heavy-Duty Air Compressor System with Single Analog Gauge. The Air Command Heavy-Duty Air Compressor System with Single Analog Gauge makes inflating or deflating your air springs easy with the touch of a button. It provides an on-the-spot air source to your vehicle suspension system, letting you modify your springs to match the load and driving conditions. Firestone Air Command Heavy-Duty Air Compressor System with Single Analog Gauge, in particular, features a handful of distinct advantages. The Air Command Heavy-Duty Air Compressor System with Single Analog Gauge’s easy installation is chief among them, so you can get it hooked up and hop on the road in no time. Connect one wire to the compressor and three to the vehicle. The wiring harness and air lines can be plugged into the same side of the unit for uncluttered routing of power supply and lines.

Product Features:

• Designed To Provide Inflation Control Of Your Air Helper Springs
• Provides An Instant Air Source For The Air Helper Springs Or Accessories
• Single Point Fill (Both Air Springs Fill To The Same Pressure)
• Heavy-Duty Compressor Specs (150 Pounds Per Square Inch Max Air Pressure, 30 Percent Duty Cycle, 0.40 CFM)

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
• Provides An Instant Air Source For The Air Helper Springs Or Accessories
• Dual Point Fill (Both Air Springs Fill Independently Of Each Other)