Toytec Boss Suspension System for 03-09 4Runner

Toytec BOSS Suspension System Fits all 2003-2009 Toyota 4Runners 

Designed for the best overall ride comfort and performance in mind, this is the most complete lift kit on the market.

TTBOSS-0309ALM Includes:

• The Aluma Series shock bodies are made from hard anodized aluminum for cooler operation as well as better protection from the elements.
• Adjustable from 2-3″ of lift
• Internal hydraulic valving optimized to match the 700 lb rate spring for use with or without a bumper or winch.
• Aluma Series Front Coilovers are assembled and ready to bolt on.  No spring compressor or special tools needed for installation.
• The TTBOSS-0309ALM Boss Suspension kit includes sway bar relocation brackets, preload adjustment tool and owner’s manual.
• There is a nitrogen charged design with internal floating piston in this suspension kit to help prevent shock fading and cavitation
• Heavy duty 16mm induction-hardened piston shaft.
• These shocks are fully rebuildable

• Front Differential Drop kit – Recommended for all lifted 4x4s

Choose coil spring rate and color options above.

• • Red or Silver 600 lb.

• • Front Differential Drop kit  – Recommended for all lifted 4x4s
  • Toytec Signature rear bump stop drop Kit- Part # RM43006 – Designed to work with our Superflex rear coils allowing your rear bump stops to function properly protecting your rear shocks from damage and keeping the rear tires from hitting the fenderwell.
  • Toytec Rear Superflex Coils: – Our BOSS kits come standard with Toytec RCC2.0 rear springs- These springs offer 2″ of  lift with stock rear weight with the best overall ride quality and rear articulation.
  • Optional HD Rear Superflex coils offer additional weight capacity.  Recommended 150-200 lbs of constant load for 2-2.5″ of lift.
• • Front Bump Stops:
    •  DuroBumps are proudly made in the USA with dual durometer (hardness) rubber that provides smooth progressive dampening and greatly reduces hard bottom outs. This allows for more control and comfort compared to OEM bump stops that are harsh on contact. With DuroBumps installed, the shell-shock effect experienced when hitting the OEM bump stops is completely eliminated.

    Rear Bump Stop Options:

    • Toytec Rear Bump Stop Drop kit – Designed to work with our Superflex rear coils allowing your rear bump stops to function properly protecting your rear shocks from damage and keeping the rear tires from hitting the fenderwell.
    • DuroBumps  – DuroBumps 4.25″ rear bump stops are intended for vehicles that have rear lifts of 2″. Its heavy-duty Dual Durometer Rubber provides smooth progressive dampening and greatly reduces hard bottom outs. With DuroBumps, gain better off road control and comfort vs the harsh-on-contact OEM bump stops and eliminate the shell-shock effect experienced on hitting those larger bumps.

     

  • Rear Lift Options:
    • Toytec Rear Superflex Coils: – Our BOSS suspension kits come standard with Toytec RCC2.0 rear springs- These springs offer 2″ of  lift with stock rear weight with the best overall ride quality and rear articulation.
    • Optional HD Rear Superflex coils offer additional weight capacity.  Recommended 150-200 lbs of constant load for 2-2.5″ of lift.

• • Rear Shock Options:
    • • LKFJ20R – Toytec 2.0 Aluma Series Rear shocks are designed for 1-3″ lift.  Shock bodies are hard-anodized aluminum for cooler operation and longer lasting in the elements.  Fully rebuildable.  Perfect match to our Aluma coilovers.

    Add Upper Control Arms to complete your kit:

    • • Toytec Boxed Upper Control Arms – Available with a sealed ball joint or uniball.  Designed to maximize the performance of our lift as well as correct alignment angles at 2-3″ of lift.
      • Tuff Country Ball Joint Style Upper Control Arms – 50935 – Built in additional caster to correct alignment.  Heavy duty Grease-able sealed ball joint for low maintenance and quiet operation.

***Free Shipping Applies to the Lower 48 US States.  Items will be shipped via Ground Shipping.  If you need expedited shipping methods, please contact us***