Product Description
TeraFlex 4.5" Coil Spring Base Lift Kit | No Shocks- 4 Door (Wrangler JL 2018+)
The TeraFlex JL 4-Door: 4.5” Coil Spring Base Lift Kit includes just the basic lift components only and doesn’t have the drivability of a full suspension system. Requires front control arm Sport Brackets, or adjustable control arms, and/or adjustable front track bar to correct suspension geometry.
Does NOT include shocks. We recommend Falcon Performance Shocks. Falcon shock absorbers and TeraFlex lift coil springs have been engineered together to improve both compression and rebound for optimal vehicle stability. 4.5” Coil Spring Base Lift Kits are offered without shock absorbers. Falcon Performance Shocks are available separately.
Kit Includes:
- 4.5" coil springs
- Front track bar bracket
- Rear track bar bracket
- Front & rear bump stop strike pad shim kit
- Front & rear bump stop strike pad extension kit
- Front sway bar links
- Rear sway bar links
- Front brake line anchor kit
- Necessary hardware
- Installation instructions
- Optimal vehicle stability
- Basic lift components included
- Estimated installation time: 5 hours
Max Tire Diameter:
- Sport/Sahara Fenders: 35” (w/ 3” front & 2.5” rear bump stops)
- Sport/Sahara Fenders: 37” (w/ 3.5” front & 4” rear bump stops)
- Rubicon Fenders: 37” (w/ 2.5” front & 3” rear bump stops)
- Aftermarket High Fenders: 39”+ (varies)
Notes:
** Caster correction required – NOT INCLUDED. Front Control Arm Sport Brackets (# 1938125), or 8-Arm Alpine [IR] Flexarm Kit (Alpine: # 1416610 | Alpine IR: 1416510), or 8-Arm Alpine [IR] Long Flexarm & Bracket Kit (Alpine: # 1316010 | Alpine IR: 1310510), and/or HD Forged Adjustable Front Track Bar (# 1753420) recommended to optimize caster and pinion angles and restore factory steering and suspension geometry. Proper suspension geometry ensures all stability controls function w/in factory parameters.
*** Requires aftermarket wheels w/ 4.75” backspacing or less – or Offset Wheel Adapters for stock wheels – NOT INCLUDED.
**** Models with plastic bumpers require removal of bumper-to-fender wind deflector/splash guards in order to fit 35” or larger tires.
***** Sport/Sahara Fenders require 3” front and 2.5” rear bump stop extensions and shims (included) in order to fit 35” tires.
****** Sport/Sahara Fenders require 3.5” front and 4” rear bump stop extensions and shims in order to fit 37” tires. Requires an additional 0.5” Front & Rear Bump Stop Strike Pad Shim Kit (# 1959300) – NOT INCLUDED.
******* Rubicon Fenders require 2.5” front and 3” rear bump stop extensions and shims (included) in order to fit 37” tires.
******** Aftermarket High Fenders required to fit 39”+ tires. Bump stop extension and shim requirements will vary based on setup including wheel/tire combination, shock collapsed length, and fenders. Installer must check for clearances. We recommend an additional 0.5” Front & Rear Bump Stop Strike Pad Shim Kit (# 1959300) – NOT INCLUDED.
********* Requires longer shocks (not included in base kit) – Falcon Performance Shocks recommended.
Fits:
Jeep Wrangler JL 4 Door Unlimited (2018+)
