4X4 Suspension

Get a next-level off-road experience with our range of 4x4 suspension & lift kits to improve ride height and handling.

Need help deciding what suspension system kit to go with?

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Use our suspension finder tool to match components to your specific vehicle make, model, and configuration.

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1111 Products
Replacement Bushing ST10RK
Fitting time:
SPACER KIT

SPACER KIT

SKU: 76-123-001

Fitting time:
3.5" Lift & Level Kit for Ford F-250/F-350 (2017-2022)
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Replacement Foam Cell Pro Spring Seat Insulator
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Replacement Bushing 2244AK
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Replacement Bushing 2244K
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Replacement Bushing 656RK
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Replacement Steering Damper Mounting Studs - B9MK
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Replacement Bushing ET38
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Foam Cell Pro Shock Absorber (Performance)
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Replacement Bushing ET153
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Replacement Bushing ET113-1
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Replacement Bushing ET38-1
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Replacement Bushing 635RK
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Replacement Bushing ET153-2
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Replacement Bushing ET38-2
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Replacement Bushing ET158
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Replacement Bushing CB35
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Replacement Foam Cell Pro Seal Kit
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Drop Spacer Kit - Engine Lowering
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Nitro Gas Suspension Kit - Medium
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Nitro Gas Suspension Kit - Heavy
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Nitro Gas Shock Absorber - Performance
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Steel Strut Top - Black

Steel Strut Top - Black

SKU: ISST120-B

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Rubber Bush - Panhard Rod
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Rubber Bush - Panhard Rod
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ATS Suspension Kit

ATS Suspension Kit

SKU: SUB009BKG

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Nitro Gas Suspension Kit - Medium
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ATS Suspension Kit

ATS Suspension Kit

SKU: SUB009CKG

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Nitro Gas Suspension Kit - Heavy
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Extra Leaf

Extra Leaf

SKU: MITS049XL3

Fitting time:
  • Product
    Est. Fit Time
  • SPACER KIT

    SPACER KIT

    SKU: 76-123-001

  • Steel Strut Top - Black

    Steel Strut Top - Black

    SKU: ISST120-B

  • ATS Suspension Kit

    ATS Suspension Kit

    SKU: SUB009BKG

  • ATS Suspension Kit

    ATS Suspension Kit

    SKU: SUB009CKG

  • Extra Leaf

    Extra Leaf

    SKU: MITS049XL3

Compare Suspension

Confused by suspensions options? Compare our bestselling kits below and find out which parts are best of your build.


IM2.5
Foam Cell Pro
Foam Cell
Nitro Gas
All-Terrain Systems (ATS)

Learn More Learn More Learn More Learn More Learn More
Built-For:





Performance enthusiasts, lightly & heavily loaded trucks and SUVs, and daily driven trucks and SUVs. Overlanders, outdoor enthusiasts, heavily loaded trucks and SUVs, and daily driven trucks and SUVs. Weekend Adventurers, lightly & heavily loaded trucks and SUVs, and daily driven trucks and SUVs.
Weekend warriors and daily driven trucks and SUVs. Exclusively for outdoor enthusiasts driving RAV4 | Crosstrek | Forester | Outback.
Load Ratings:





Light, Medium Light, Medium, Medium Plus, Heavy, Extra Heavy Light, Medium, Medium Plus, Heavy, Extra Heavy
Light, Medium, Medium Plus, Heavy, Extra Heavy Medium, Heavy
Technology:





Monotube technology
Advanced monotube technology allows for precision performance for a comfortable on/off-road ride.
Foam Cell technology
Allows for increased oil capacity without needing a traditional nitrogen charge making the Foam Cell shock virtually indestructible with almost no maintenance.
Foam Cell technology
Allows for increased oil capacity without needing a traditional nitrogen charge making the Foam Cell shock virtually indestructible with almost no maintenance."
Nitrogen-charged
Durable twin tube shock design with nitrogen-charge and increased shock diameter over stock, allowing better performance on and off road for little investment.
Nitrogen-charged
Durable twin tube shock design with nitrogen-charge and increased shock diameter over stock, allowing better performance on and off road for little investment.
Shock Design:





Monotube Twin-Tube Twin-Tube Twin-Tube Twin-Tube
Lift Height:





Up to 3.5" Up to 3.5" Up to 3.5" Up to 3.5" 2"
Off-Road Performance:





On-Road Performance:





Comfort:





Components:





All our kits include all necessary components and hardware to lift your vehicle and offer increased performance over your stock suspension.
Shock Diameter:





Up to 2.5" Up to 2.8" Up to 2.4" Up to 2.1" Up to 2.1"
Valving:





Linear Linear Linear Linear Linear
Extended Travel:





Yes Yes Yes Yes Yes

Shop IM2.5 Shop Foam Cell Pro Shop Foam Cell Shop Nitro Gas Shop ATS

What You'll Gain by Upgrading with Ironman 4x4

  • Built for Global Conditions: Every Ironman 4x4 component is tested in real-world conditions around the globe, from deserts and jungles to mountains and construction sites.
  • Tailored for All Terrains: No matter your environment – rock, sand, snow, or tarmac – our suspension solutions are engineered to perform.
  • GVM Upgrade Ready: Certified Gross Vehicle Mass (GVM) upgrade kits available for select models, helping your vehicle stay compliant and capable under load.
  • Trusted by Professionals: Used by military units, mining fleets, and emergency services worldwide.
  • Global Support & Warranty: Backed by a comprehensive warranty and an international network of dealers and service partners across 160+ countries.
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Frequently Asked Questions

How do I choose the right suspension setup?

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Will suspension changes affect ride quality?

Can I install the system myself?

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