TeraFlex Front Axle Tera60 HD W/ Locking Hubs/ 4.88 Gear/ ARB Locker Jeep Wrangler JL/ Gladiator 2018-2021



  • Dana 60 Style Axle
  • Integrated Skid Plates
  • Modified Oiling Passages
  • Reinforced in Critical Areas

TeraFlex Tera60 HD Front Axle With Locking Hubs, 4.88 Gears and ARB Locker for 2018, 2019, 2020 and 2021 Jeep JL Wranglers and JT Gladiators.

Need to raise the bar on your front axles? The TeraFlex Tera60 (3106488) is built for any situation. Its reinforced design will see it through any offroading adventure on your Wrangler and Gladiator! With an array of features, this axle is more durable and capable than many Dana 60 axles on the market!

Features and Benefits:
- Sealed SlimLock Locking Hub Assembly for long-term maintenance-free dependability
- 3.25” O.D. x 0.375” wall DOM axle tube for superior strength vs. weight
- 70” WMS-WMS and 8x6.5” wheel bolt pattern
- Tera60 specific high-pinion front axle housing design
- Includes 1350 series pinion yoke
- 35-spline inner and outer axle shafts
- High-capacity housing holds a maximum amount of oil
- Pre-installed inner axle seals
- HD forged inner knuckles w/ greater upper and lower section strength
- Ductile cast iron housing w/ increased rib gussets
- Smooth radius bottom design to glide over rocks and obstacles
- 1/4”-thick CNC laser cut axle brackets for extreme strength
- Proper pinion angle and raised track bar bracket for lifted JL/JT applications
- Retains all JL/JT ESP, ABS, and speedometer sensor capability
- 100% engineered, designed, and built in the USA w/ new components
- 1-Year/Unlimited Mileage Warranty

The complete Tera60 HD Front Axle Assembly w/ Locking Hub provides a choice of pre-installed Super 60 ring & pinion gears, ARB air locker, SlimLock Hub Kit, Spicer HD Ball Joints as well as inner and outer axle shafts, knuckle assembly, brakes, and sensors.

TeraFlex HD Front Axle Housings are perfect for replacing bent, broken, or damaged axles in JL Wrangler/Unlimited and JT Gladiator vehicles including Rubicon models. Can also be used as a direct bolt-on upgrade for Jeep owners looking to beef up the stock axles’ weak areas.

Tera60 HD Front Axle Housings are the ultimate upgrade for JL and JT models requiring maximum suspension up travel and compression. Compatible with all Super 60 gear ratios for extreme duty applications requiring additional ring and pinion strength.

Our heavy-duty axle housings feature smooth profile surfaces, axle tubes, all necessary mount brackets, control arm bushings, forged inner knuckles, and more!

Vehicle Fitment:
- JL Wrangler (2-door)
- JL Wrangler Unlimited (4-door)
- JT Gladiator (pickup)

- WMS-WMS: 70”
- Axle Tube: 3.25” x 0.375”
- Wheel Bolt Pattern: 8x6.5”
- Gear Ratio: 4.88

This Kit Includes:
- ARB Air Locker
- Spicer Super 60 ring & pinion
- Spicer bearings and install kits
- 35-spline inner and outer axle shafts
- Spicer HD Ball Joints
- 1350 series pinion yoke
- Dana 60: SlimLock Hub Kit

Tech Tips:
Below is a list of Requirements & Recommendations as budget and build preference allows.

- REQUIRES adjustable control arms for caster angle adjustments.

JL Options:
- Long Control Arm & Bracket Kit – 8-Arm (3-6” Lift) (Alpine IR: JL2: # 1310512 or JL4: # 1310510) (Alpine: JL2: # 1316012 or JL4: # 1316010)
- Short Control Arm Kit – 8-Arm (0-4.5” Lift) (Alpine IR: # 1416510 or Alpine: # 1416610)

JT Options:
- Short Control Arm Kit – 8-Arm (0-4.5” Lift) (Alpine IR: # 1417550 or Alpine: # 1417500)

Steering System Upgrade – 0-6” Lift:
Get the optimal setup with heavy-duty steering components. The factory steering system may also be reused.
- HD Forged Drag Link Kit (# 1863920)
- HD Chromoly Tie Rod Kit (# 1863910)

Brake Upgrade:
- Experience a notable difference w/ the TeraFlex Delta Brake System (Front & Rear) – 8x6.5” (# 4403480)

California Residents: Proposition 65 Warning

Vehicle Fitment

This product will fit the following Gladiator years:

  • 2020,
  • 2021,

This product will fit the following Wrangler years:

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