Chat with us, powered by LiveChat Teraflex Alpine RT Coilover Upgrade Kit for 18-25 Jeep Wrangler JL Unlimited 4-Door for 18-24 Jeep Wrangler JL Unlimited 4-Door with 3.0L Diesel - Front 60 & Rear 60 Axle | Quadratec Skip to main content
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Teraflex 1367021 Alpine RT Coilover Upgrade Kit for 18-24 Jeep Wrangler JL Unlimited 4-Door with 3.0L Diesel - Front 60 & Rear 60 Axle

Description

Race-Inspired Performance: Experience increased vehicle stability and improved dynamic roll control with race-inspired engineering.

Enhanced Comfort: Enjoy a dramatic improvement in on-road comfort and off-road performance, thanks to advanced low-speed damping technology.

Optimized Fitment: Designed for unobstructed suspension travel and articulation, ensuring your Jeep can tackle any terrain with ease.

Adjustable Crossover: True Dual-Rate adjustable crossover for a customizable ride experience.

13” Stroke: Front and rear 13” stroke for maximum suspension travel.

Quick Adjust Snap Rings: 4.5” lift with +/- 1.25” adjustability using quick-adjust snap rings for easy customization.

Silent Operation: Falcon coilover shocks with sealed Gimbal Bearing shock mounts for utterly silent operation.

Durable Construction: Coated, booted, and sealed oversized Gimbal Lock Bearings to maintain shock orientation and longevity.

JL Specific Tuning: Custom-tuned springs and shocks specifically for the JL Wrangler.

Note: The Alpine RT Coilover Upgrade Kit is designed to be used with an existing TeraFlex Long Arm Suspension System.

Details
Take your off-road adventures to the next level with the Teraflex Alpine RT Coilover Upgrade Kit for Jeep Wrangler JL Unlimited 4-Door. Engineered for the Jeep JL Rubicon Wrangler, as well as for each of the Rubicon’s powertrain options, this state-of-the-art suspension system offers superior stability, precise handling, and unparalleled durability. Whether you're conquering rugged trails or cruising on the highway, the Alpine RT Coilover Upgrade Kit ensures a smooth and controlled ride.

    Product Notes:

  • REQUIRES aftermarket wheels w/ 4.75” backspacing or less — or Wheel Offset Adapter Pair (JL | JT 1.75”: # 1057000) (JK 1.25”: # 1055000) for stock wheels — NOT INCLUDED may REQUIRE two pair.
  • Models with plastic bumpers REQUIRE removal of bumper-to-fender wind deflector/splash guards to fit 35” or larger tires.
  • Sport/Sahara fenders REQUIRE 3” Front and 2.5” Rear Bump Stop Strike Pad Extensions/Shims (INCLUDED) to fit 35” tires.
  • Sport/Sahara fenders REQUIRE 3.5” Front and 4” Rear Bump Stop Strike Pad Extensions/Shims to fit 37” tires. REQUIRES an additional 0.5” Bump Stop Strike Pad Shim Kit (# 1959300) — NOT INCLUDED.
  • Rubicon fenders REQUIRE 2.5” Front and 3” Rear Bump Stop Strike Pad Extensions/Shims (INCLUDED) to fit 37” tires.
  • Aftermarket high fenders REQUIRED to fit 39”+ tires. Bump Stop Strike Pad Extensions/Shims requirements will vary based on setup including wheel/ tire combination, shock collapsed length, and fenders. The installer MUST check for clearances. We recommend an additional 0.5” Bump Stop Strike Pad Shim Kit (# 1959300) — NOT INCLUDED.
  • Long Arm Kits REQUIRE cutting/removal of factory control arm bracketry to install JL | JT | JK Long Arm Brackets or TJ LCG Long Arm Brackets. Stretch Kits REQUIRE cutting/removal and/or relocating of factory bracketry to install Front Long Arm Brackets, Rear Upper Coil Spring Perch Relocation Brackets and Rear Upper Track Bar Relocation Bracket and Rear Lower Bump Stop Landing Pads. Refer to instructions for details.
  • Alignment REQUIRED.
Installation Notes
Installation Difficulty:
Skill Level 3 IconLevel 3Advanced
Installation Time: 15-16 hours
Parts Included
  • Coilovers
  • Coilover Frame & Axle Brackets (front, rear)
  • Crossmember
  • SpeedBump Bump Stop Kit (front, rear)
  • Front Sway Bar Quick Disconnects
  • Sway Bar Links (rear)
  • RockGuard Transmission Skid Plate
  • Brake Line Anchors (front)
  • All Necessary Hardware
Warranty
Limited Lifetime Warranty
  • Features: Coil Over
  • Shocks Included: With Shocks
*Please make a selection above to view weight, dimensions, specs of a specific product
  • Jeep Wrangler Unlimited 4-Door (JL)

  • 2025 Jeep Wrangler Unlimited 4-Door (JL)
  • 2024 Jeep Wrangler Unlimited 4-Door (JL)
  • 2023 Jeep Wrangler Unlimited 4-Door (JL)
  • 2022 Jeep Wrangler Unlimited 4-Door (JL)
  • 2021 Jeep Wrangler Unlimited 4-Door (JL)
  • 2020 Jeep Wrangler Unlimited 4-Door (JL)
  • 2019 Jeep Wrangler Unlimited 4-Door (JL)
  • 2018 Jeep Wrangler Unlimited 4-Door (JL)

Teraflex Alpine RT Coilover Upgrade Kit Options

Part NumberCatalog #Engine Option: 4XE, 3.0L Diesel, 392, 2.0L e-Torque, 3.6L e-Torque, or 2.0L/3.6LFront Axle Selection: JL Rubicon 44 Axle or 60 w/ 3.25" Tube DiameterRear Axle Selection: JL Rubicon 44 Axle or 60 Axle w/ 3.25" Tube DiameterPrice
136700116190-03203.0L DieselFront Rubicon 44Rear Rubicon 44$7,899.99
136700216190-03212.0L e-TorqueFront Rubicon 44Rear Rubicon 44$7,899.99
136700316190-03223.6L e-TorqueFront Rubicon 44Rear Rubicon 44$7,899.99
136700416190-03232.0L/3.6LFront Rubicon 44Rear Rubicon 44$7,899.99
136700516190-03244XEFront Rubicon 44Rear Rubicon 44$7,899.99
136700616190-0325392Front Rubicon 44Rear Rubicon 44$7,899.99
136701116190-03263.0L DieselFront Rubicon 44Rear 60 $7,899.99
136701216190-03272.0L e-TorqueFront Rubicon 44Rear 60 $7,899.99
136701316190-03283.6L e-TorqueFront Rubicon 44Rear 60 $7,899.99
136701416190-03292.0L/3.6LFront Rubicon 44Rear 60 $7,899.99
136701516190-03304XEFront Rubicon 44Rear 60 $7,899.99
136701616190-0331392Front Rubicon 44Rear 60 $7,899.99
136702116190-03323.0L DieselFront 60Rear 60$7,899.99
136702216190-03332.0L e-TorqueFront 60Rear 60$7,899.99
136702316190-03343.6L e-TorqueFront 60Rear 60$7,899.99
136702416190-03352.0L/3.6LFront 60Rear 60$7,899.99
136702516190-03364XEFront 60Rear 60$7,899.99
136702616190-0337392Front 60Rear 60$7,899.99
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