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Synergy Jeep JK Rear Lift Coil Springs

Synergy Jeep JK Rear Lift Coil Springs
From $200.00
SKU
16405_PARENT_ITEM

Synergy Manufacturing
  • Rear lift coils for 2-Door and 4-Door Jeep JK Wranglers
  • Synergy coils offer excellent off road performance while preserving ride quality
  • Progressively wound; keeps spring from coming unbound at suspension droop*
  • Progressively wound spring eliminates annoying spring clanking found on most suspension kits*
  • Feature frequency balanced and tuned spring rates to maximize suspension performance on and off road
  • Suspension components feature an abrasive-resistant black powder coat finish for maximum durability and corrosion resistance
  • Springs are designed to give the advertised amount of lift with use of aftermarket rear bumpers & tire carriers.
  • Sold in Pairs
Part # Description Recommended
Tire Size
8064-10 2-Door 2.0" Rear Lift Springs 35" (37" W/Fender Flares & proper bump stop spacers)
8064-20 2-Door 3.0" Rear Lift Springs 35" (37" W/Fender Flares & proper bump stop spacers)
8064-30 2-Door 4.0" Rear Lift Springs 37" (40" W/Fender Flares & proper bump stop spacers)
8064-45 2-Door 5.5" Rear Lift Springs 40" (42" W/Fender Flares & proper bump stop spacers)
8064-60 2-Door 7.0" Rear Lift Springs 42" (44" W/Fender Flares & proper bump stop spacers)
8064-10 4-Door 1.0" Rear Lift Springs* 33" (35" W/Fender Flares & proper bump stop spacers)
8064-20 4-Door 2.0" Rear Lift Springs* 33" (35" W/Fender Flares & proper bump stop spacers)
8064-30 4-Door 3.0" Rear Lift Springs 35" (37" W/Fender Flares & proper bump stop spacers)
8064-45 4-Door 4.5" Rear Lift Springs 37" (40" W/Fender Flares & proper bump stop spacers)
8064-60 4-Door 6.0" Rear Lift Springs 40" (42" W/Fender Flares & proper bump stop spacers)

PART # APPROXIMATE
LIFT HEIGHT
APPROXIMATE
LIFT HEIGHT
SPRING TYPE FREE LENGTH BLOCK HEIGHT
(2 DR JK) (4 DR JK) (INCHES) (INCHES)
8064-10 2.0" 1.0" MULTI-RATE 16.65 5.75
8064-20 3.0" 2.0" MULTI-RATE 17.89 7.25
8064-30 4.0" 3.0" MULTI-RATE 19.50 7.63
8064-45 5.5" 4.5" MULTI-RATE 20.25 8.38
8064-60 7.0" 6.0" MULTI-RATE 22.00 8.70

Springs retain the factory rake of the vehicle where the rear is higher than the front. Vehicle should sit level when loaded. Request one size shorter rear springs to level the vehicle out when unloaded

Notes:

  • 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 Synergy 2-Door 5.5" Lift Springs we recommend installation of Synergy JK Long Arm System
  • 40-42" tires require minimum 6+" lift