Our Tera30 HD Front Axle Housing w/ Ring & Pinion & ARB Locker provides a choice of pre-installed ring & pinion gears, ARB air locker, and TeraFlex HD Ball Joints. Transfer some of your existing components to make a complete axle assembly.

TeraFlex HD Front Axle Housings are perfect for replacing bent broken or damaged axles in JK Wrangler/Unlimited 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.
Our Bare HD Front Axle Housings feature a heavy-duty housing with axle tubes bracketry and forged inner knuckles as well as pre-installed inner seals and upper control arm bushings.
Stepping up to our Tera30 HD Front Axle Housing w/ Ring & Pinion & ARB Locker provides a choice of pre-installed ring and pinon gears ARB air locker and TeraFlex HD Ball Joints. Transfer your inner axle shafts and outer stub shafts outer knuckles and outer axle assembly (unit bearings brakes sensors) to make a complete axle assembly.

• 3.25" O.D. x 0.25" wall axle tube increases torsional strength to resist bending w/ minimal weight increase
• Asymmetric housing design for extra-long tube side strength
• Pre-installed inner axle seals
• HD forged inner knuckles w/ greater upper and lower section strength
• Ductile cast iron housing w/ increased rib gussets
• HD ductile iron differential cover
• Smooth radius bottom design to glide over rocks and obstacles
• Integrated lower control arm skid plates
• High-flow oil passages and bottom oil drain hole for simple fluid changes
• Reinforced front track bar mount (ties into spring pad) for greater strength
• UV protected triple-stage powder coat for corrosion resistance
• 1/4"-thick CNC laser cut axle brackets for extreme strength
• Integrated factory location upper control arm mount
• Pre-installed upper control arm bushings
• Proper pinion angle for lifted JK applications
• 4-6" Lift features a raised pinion angle and raised track bar bracket (where applicable)
• Pre-tapped hole on spring perch for bump stop extensions
• Pre-drilled holes for limit straps and lower spring retainers
• Retains all JK ESP, ABS, and speedometer sensor capability
• 100% engineered, designed, and built in the USA w/ new components
• 1-Year/Unlimited Mileage Warranty

• JK Wrangler (2-door)
• JK Wrangler Unlimited (4-door)

8 hours install time

Axle Shaft Tube Seal Upgrade:
• Get serious with HD 0.5” wall seals (# 4354050) or keep it real with standard 0.25” wall seals (# 4354025). Stock seals may also be reused.
Steering System Upgrade – 0-3” Lift:
• The JK: HD Drag Link Kit & HD Tie Rod Kit (# 1853900) will do the trick, though the stock steering system may be reused.
Brake Upgrade:
• Experience a notable difference w/ a TeraFlex brake upgrade.
Options include:
• Delta Brake System – Front & Rear – 5x5” Bolt Pattern (# 4403450)
• Front Big Brake Kit w/ Slotted Rotors (# 4303420)
• Front Big Brake Kit w/ Vented Rotors (# 4303400)
• Front Performance Big Rotor Kit w/ Slotted Rotors (# 4303490)
• Front Performance Big Rotor Kit w/ Vented Rotors (# 4303480)