Toytec Boss Suspension System for 05-15 Tacoma


Description ToyTec BOSS Suspension System Fits All 2005+ Tacomas 4WD & 2WD Prerunner (6 lug wheels only) Designed for the best overall ride comfort with performance in mind, this complete lift kit is the best lift on the market! Includes:…



TTBOSSTAC-2005 – Toytec Boss Suspension System for 05-15 Tacoma


Front Coilovers:

  • Toytec BOSS adjustable 2.0 front Coilovers
    • Designed with a larger 5/8” nitro steel shock shaft which is much more corrosion resistant than chrome plating and is valved specific to your vehicle, improving the overall handling and performance.
    • The threaded Clear-Blue Chromate zinc plated steel shock body is adjustable from 0-3” of front lift height and can be fine tuned to level your truck side to side and front to back.
    • Each shock has a 200 psi gas charge and is dyno’d before it ships.
    • Upper mounts and adjustment rings are machined from 6061-T6 Billet aluminum and are then anodized black to prevent corrosion.
    • TIG welded spanner wrenches are included for easy adjustment.
    • Fully assembled and ready to bolt on for easy install.
    •  Includes sway bar relocate bracket needed for clearance.
    •  All parts are 100% made in the U.S.A.

Choose coil spring rate and color options above.

  • Red or Silver 600 lb. (Stock weight)
  • Red or Silver 650 lb. (80-150 lbs constant load)
  • Red or Silver 700 lb (175 -250 lbs constant load)
Front Diff Drop Kit.
  • TAC-DR-05 – Front Differential Drop Kit **Recommended for all lifted 4×4 Tacoma’s

Rear Lift- Choose From Options

  • Toytec 2” Add-A-Leafs. – This long style AAL offers a great ride and has anti-friction pads already installed. Fits standard 3 leaf springs and 4 leaf or TSB springs.
  • Toytec Boss Leaf Springs- 2″ lift – These rear springs offering soft ride leaf spring for maximum flex and articulation. 10 leaf design for the best ride comfort and articulation.Tapered diamond cut ends provide less stress for longer spring life.  Comes with high quality urethane bushings already installed.
  • Toytec Progressive Leaf Pack- Designed and produced to the highest standards.  Spring retaining clamps on both ends keeps the pack centered.Anti-friction pads on both ends reduce any noises.This is the best riding AAL on the market.**Use with your stock overload for about 2.5” of rear lift and extra rear weight. May be used without the factory overload for best ride quality and about 2” of rear lift. **
  • Toytec 1.5″ Blocks- Keeps the factory ride and feel in the back of your Tacoma- Not advised for extra rear weight.
  • OME Dakar Leaf Pack- Provides approximately 2″ of lift.  Compete replacement Leaf Pack for old or sagging leafs. Includes bushings already installed. Additional shipping is included in upgraded price for the 48 states.
  • Includes Rear Axle Shims for proper pinion angle alignment
  • Longer U-bolts also included

Rear Shock Options:

  • LKTAC20R – Toytec 2.0 Aluma Series Rear Shocks designed for 1-3″ lift.  Shock bodies are hard-anodized aluminum for cooler operation and longer lasting in the elements.  Fully rebuildable.

Rear Bump Stop Spacers 

  • 43007 – Recommended for use with add-a-leafs or complete leaf spring packs, these will allow your rear bump stops to function with the lift.  (*Requires drilling 2 holes per side)

 Add Upper Control Arms to complete your kit:

  • Total Chaos Uniball Upper Control arms – 96504 – Maximize your wheel travel and increase your strength while also correcting alignment angles.
  • SPC Adjustable Upper Control Arms – 25470 – The most adjustable UCA on the market.  Correct your alignment angles.  Also great for adjusting for tire clearance.
Tech Notes:
  • Boss front coilovers are only designed to work with stock front lower control arms.
  • This kit will not work on the 5-Lug Tacoma.


Additional information

Weight 85.00 lbs
Dimensions 36.00 × 23.00 × 5.00 in
Please select a spring Color

Silver Springs 600lb, Red Springs 600lb, Red Springs 650lb

Rear Lift Options

Toytec add-a-leafs, 1.5in Block Kit, Toytec 2in Boss Complete Spring Pack (+$599.00), Toytec 2in Progressive add-a-leafs (+$125.00), Complete OME Dakar Spring Pack (+$481.00)

Front Diff Drop Kit

Included (For 4×4 models), Without (For 2wd Prerunners) (-$30.00)

Aftermarket Uppler Control Arms

No Thanks I Dont Need Upper Control Arms, Add SPC/Light Racing Adjustable Upper Control Arms (+$485.91), Add Total Chaos Uniball Upper Control Arms (+$659.99)


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