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Synergy Jeep JK Rear Lift Springs

Rear Lift Coils for 2 and 4 door JK
  • Poly Performance coils offer excellent off road performance while preserving ride quality
  • PROGRESSIVELY wound: keeps springs from coming unbound at full suspension droop
  • Progressively wound spring eliminates annoying spring clanking found on most suspension kits
  • Feature frequency balanced and tuned spring rates to maximise suspension performance both on and offroad
  • Suspension components feature an abrasive black powder coat finish for corrosion resistance and maximum durability
  • Springs are designed to give the advertised amount of lift with use of aftermarket rear bars and tyre carriers

  • When using stock Jeep JK Wheels, We recommend a 1-1/2" Bolt-On Wheel Spacer (5 x 5 Lug Pattern)
  • When using 35" tires 3" Tall Bump Stop Spacers are required
  • When using 37" tires 4" Tall Bump Stop Spacers are required
  • When using Poly Performance 2-Door 5.5" Lift Springs we recommend installation of Poly Performance JK Long Arm System (coming soon)
  • 40-42" tires require minimum 6+" lift