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Synergy Jeep JK/TJ/XJ/LJ Front Lift Springs

PPM-8063
  • Front lift coils for 2-Door Jeep JK, TJ/LJ and 4-Door Jeep JK Wranglers
  • Synergy Suspension 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 front bumpers & winches
  • Sold in Pairs.

Notes:
  • When using any of the Xenon 4" or 6" TJ/LJ flat fender kits you can get one size lager tire in there
  • 40-42" tires require minimum 6+" lift (TJ/LJ)
  • Lift heights listed are for a Jeep with a 4.0L engine. Expect approximately 0.5"-1" more lift on 4 cylinder models


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
  • 40-42" tires require minimum 6+" lift


Part #

Jeep JK

Recommended Tire Size

8063-10

2-Door Jeep JK 2.0" Front Lift Springs

35" (37" w/ high fenders & properbump stop spacers)

8063-20

2-Door Jeep JK 3.0" Front Lift Springs

35" (37" w/ high fenders & properbump stop spacers)

8063-30

2-Door Jeep JK 4.0" Front Lift Springs

37" (40" w/ high fenders & properbump stop spacers)

8063-45

2-Door Jeep JK 5.5" Front Lift Springs

40" (42" w/ high fenders & properbump stop spacers)

8063-60

2-Door Jeep JK 7.0" Front Lift Springs

42" (44" w/ high fenders & properbump stop spacers)

8063-10

4-Door Jeep JK 1.0" Front Lift Springs

33" (35" w/ high fenders & properbump stop spacers)

8063-20

4-Door Jeep JK 2.0" Front Lift Springs

33" (35" w/ high fenders & properbump stop spacers)

8063-30

4-Door Jeep JK 3.0" Front Lift Springs

35" (37" w/ high fenders & properbump stop spacers)

8063-45

4-Door Jeep JK 4.5" Front Lift Springs

37" (40" w/ high fenders & properbump stop spacers)

8063-60

4-Door Jeep JK 6.0" Front Lift Springs

40" (42" w/ high fenders & properbump stop spacers)


Part #


Jeep TJ/LJ


Recommended Tire Size

8063-10

Jeep TJ/LJ 1.0" Front Lift Springs

32" (33" w/ high fenders & properbump stop spacers)

8063-20

Jeep TJ/LJ 2.0" Front Lift Springs

33" (35" w/ high fenders & properbump stop spacers)

8063-30

Jeep TJ/LJ 3.0" Front Lift Springs

35" (37" w/ high fenders & properbump stop spacers)

8063-45

Jeep TJ/LJ 4.5" Front Lift Springs

37" (38" w/ high fenders & properbump stop spacers)

8063-60

Jeep TJ/LJ 6.0" Front Lift Springs

38" (40" w/ high fenders & properbump stop spacers)


Part #


Jeep XJ


Recommended Tire Size

8063-20

Jeep XJ 0.5 " Front Lift Springs

31" (32" w/ high fenders & properbump stop spacers)

8063-30

Jeep XJ 1.5 " Front Lift Springs

32" (33" w/ high fenders & properbump stop spacers)

8063-45

Jeep XJ 3.0 " Front Lift Springs

33" (35" w/ high fenders & properbump stop spacers)

8063-60

Jeep XJ 4.5 " Front Lift Springs

35" (37" w/ high fenders & properbump stop spacers)

Part #

APPROXIMATE LIFT HEIGHT
(2 DR JK)

APPROXIMATE LIFT HEIGHT
(4 DR JK)

SPRING TYPE

FREE LENGTH
(INCHES)

BLOCK HEIGHT
(INCHES)

8063-10

2.0"

1.0"

PROGRESSIVE

20.750"

8.560"

8063-20

3.0"

2.0"

PROGRESSIVE

20.750"

7.440"

8063-30

4.0"

3.0"

PROGRESSIVE

21.375"

7.750"

8063-45

5.5"

4.5"

LINEAR

21.375"

7.750"

8063-60

7.0"

6.0"

LINEAR

22.000"

9.300"

Notes:

  • Spring free length increases with lift height for compatibility with longer extended shock lengths.
  • Lift heights listed for JK are for models with gas engines. Expect approximately 1" less lift on diesel models.
  • Lift heights listed for TJ/LJ and XJ are for models with the 4.0L engine. Expect approximately 0.5"-1" more lift on 4 cylinder models.
  • For JK's with stock wheels or wheels with close to stock backspacing, 1-1/2" wheel spacers are recommended.
  • For JK's with 35" tires, 3" bump stop spacers are recommended. With high fenders, shorter bump stop spacers can be used.
  • For JK's with 37" tires, 4" bump stop spacers are recommended. With high fenders, shorter bump stop spacers can be used.
  • For 2 Door JK's with 5.5" of lift or more, the Synergy Long Arm System is recommended.

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