Toggle Nav
Become a dealer
Search
Store Locator
Login
Cart

Start your adventure here Formulated for adventure Formulated for touring Formulated for off-roading Formulated for the beach Formulated for work & play Formulated for results Formulated for YOU

Unleash the full potential of your 4WD adventures

and conquer any terrain with Formula 4x4.

Find your cars new suspension & more.

Search by
  • check

    5 year warranty

    Built to Last.

  • face smile

    Comfortable

    On and Offroad.

  • bolt

    Versatile

    Roads. Beach & Bush.

  • hammer crash

    Durable

    Meeting all demands.

  • message heart

    Loved

         

Suspension Bushes with Fitting Position Rear Axle for GMC SIERRA 3500 HD 4th Gen GMTK2XX 4WD

4th Gen GMTK2XX 4WD SIERRA 3500 HD Suspension bushings play a critical role in how a 4th Gen GMTK2XX 4WD SIERRA 3500 HD handles, rides, and responds to load and road co...

Read more

4th Gen GMTK2XX 4WD SIERRA 3500 HD Suspension bushings play a critical role in how a 4th Gen GMTK2XX 4WD SIERRA 3500 HD handles, rides, and responds to load and road conditions. They cushion and control movement between 4th Gen GMTK2XX 4WD SIERRA 3500 HD suspension components, helping maintain alignment, absorb vibration, and support predictable suspension operation.

Over time, worn bushings can lead to excess movement, noise, reduced handling control, and premature wear across suspension components. Upgrading 4th Gen GMTK2XX 4WD SIERRA 3500 HD bushings is one of the most effective ways to restore suspension stability and improve overall vehicle feel.

Why Upgrade 4th Gen GMTK2XX 4WD SIERRA 3500 HDSuspension Bushings?

Factory rubber bushings are designed to balance comfort and isolation, but they can degrade under heat, load, off-road use, and age. As bushings soften or crack, suspension geometry can shift under braking, acceleration, and cornering, reducing handling consistency and increasing tyre wear.

Polyurethane bushings offer a more durable alternative, helping reduce unwanted movement and improve suspension precision. Upgrading bushings helps tighten suspension response, improve vehicle control, and extend component life, particularly for vehicles driven off-road, under load, or fitted with suspension upgrades.

4th Gen GMTK2XX 4WD SIERRA 3500 HDBushings & Bush Kit Range

The bushing range includes vehicle-specific bushes and kits designed to suit key suspension mounting points.

  • 4th Gen GMTK2XX 4WD SIERRA 3500 HD Leaf spring bushes: Leaf spring bushes support the mounting points of leaf spring suspension systems, controlling movement and reducing vibration under load. Replacing worn bushes helps maintain rear suspension stability and improves ride consistency, especially on work and touring vehicles.
  • 4th Gen GMTK2XX 4WD SIERRA 3500 HD Sway bar bushes: Sway bar bushes secure the sway bar to the chassis while allowing controlled movement. Upgraded bushes help maintain effective sway control, reduce noise, and improve suspension balance during cornering and articulation.
  • 4th Gen GMTK2XX 4WD SIERRA 3500 HD Control arm bushes: Control arm bushes control suspension arm movement and play a major role in alignment stability. Replacing worn bushes helps restore steering response, improve tyre contact, and reduce uneven tyre wear.
  • 4th Gen GMTK2XX 4WD SIERRA 3500 HD Trailing arm bushes: Trailing arm bushes support rear suspension stability by controlling fore-and-aft movement. Upgrading these bushes helps improve rear-end control, reduce driveline movement, and maintain consistent handling.
  • 4th Gen GMTK2XX 4WD SIERRA 3500 HD Radius arm bushes: Radius arm bushes support suspension control and steering stability on many 4x4 platforms. Replacing worn bushes helps reduce steering wander, improve straight-line stability, and restore predictable suspension movement under load.

    • Each bush type is designed to support correct suspension geometry and long-term durability.

    Key Benefits of 4th Gen GMTK2XX 4WD SIERRA 3500 HDPolyurethane Bushings and Kits

  • Reduced unwanted suspension movement and flex
  • Improved steering response and suspension control
  • Better alignment stability and reduced tyre wear
  • Increased durability compared to worn factory rubber
  • Improved performance for off-road, towing, and load use

    • Upgrading bushings helps restore suspension precision and consistency across real-world driving conditions.

    Who Are 4th Gen GMTK2XX 4WD SIERRA 3500 HDBushings and Bush Kits For?

    Bushings and bush kits are well suited to:

  • 4th Gen GMTK2XX 4WD SIERRA 3500 HDs with worn suspension bushes or increased noise
  • 4th Gen GMTK2XX 4WD SIERRA 3500 HDs with vague handling or steering wander
  • 4th Gen GMTK2XX 4WD SIERRA 3500 HDs driven off-road or under constant load
  • Owners refreshing suspension components during upgrades
  • Drivers seeking improved suspension durability and control

    • Replacing worn bushings is one of the most effective ways to restore vehicle handling and comfort.

    Upgrade Your 4th Gen GMTK2XX 4WD SIERRA 3500 HDSuspension with Premium Bushings

    Shop premium suspension bushings and bush kits online and upgrade to a more durable alternative for your 4th Gen GMTK2XX 4WD SIERRA 3500 HD. Browse polyurethane bushings designed to restore control, reduce unwanted movement, and improve long-term suspension performance.

    Read less
    View as Grid List
    Set Descending Direction

    2 Items

    1. Spring Front Eye Bush Kit

      Spring Front Eye Bush Kit
      $316.00
      Fully installed for $931.00
      within 2 weeks
      preorder
      Available for Preorder. Stock due on 30/10/2026.

    2. Spring Rear Eye Bush Kit

      Spring Rear Eye Bush Kit
      $269.01
      Fully installed for $884.01
      within 2 weeks
      in stock
      Ships within 3 business days.

    Refine your search

      Category

      Fitting Position