JL: Tera30 HD Front Axle Housing w/ 4.88 R&P & ARB Locker (0–5” Lift)
Our HD Front Axle Housing w/ Ring & Pinion & ARB Locker provides an ARB air locker, a choice of pre-installed ring & pinion gears, 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 JL and JK 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 axle’s weak areas. Our Bare HD Front Axle Housings feature a heavy-duty housing with axle tubes, front inner axle shafts (JL and JT), bracketry, and forged inner knuckles as well as pre-installed inner axle seals and upper control arm bushings. Stepping up to our HD Front Axle Housing w/ Ring & Pinion & ARB Locker provides an ARB air locker, a choice of pre-installed ring & pinion gears, front inner axle shafts (JL and JT), and TeraFlex HD Ball Joints. Transfer your existing outer components (stub shafts, unit bearings, knuckle assembly, brakes, sensors) to make a complete axle assembly! Compatible with Dana 30 AdvanTEK (M186) internal components.
6 Hours install time
JL Wrangler/Unlimited: • Lift Height: 0–5” • WMS-WMS: 66.5” • Axle Tube: 3.25” x 0.5” • Locker: 27-Spline • Axle Shafts: 27-Spline • Wheel Bolt Pattern: 5x5” • Gear Ratio: 4.88 • Eliminates center axle disconnect • Compatible with Dana 30 AdvanTEK (M186) internal components • CALL CUSTOMER SERVICE FOR OPTIONS Tera30 HD Front Axle: • 3.25” O.D. x 0.5” wall extreme duty axle tube increases torsional strength to resist bending (JL) • 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 w/ increased cover mounting area • 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 • 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 and raised track bar bracket for lifted applications • Pre-drilled holes on spring perches for bump stop extension bolts • Retains all factory ESP, ABS, and speedometer sensor capability • 100% engineered, designed, and built in the USA w/ new components • 1-Year/Unlimited Mileage Warranty
Vehicle(s): • JL Wrangler (2-door) • JL Wrangler Unlimited (4-door) Specs: • Lift Height: 0–5” • WMS-WMS: 66.5” • Axle Tube: 3.25” x 0.5” • Locker and Axle Shafts: 27-Spline • Wheel Bolt Pattern: 5x5” • Gear Ratio: 4.88 • Axle Tube: 3.25” O.D. x 0.5” wall • CALL CUSTOMER SERVICE FOR OPTIONS
• Does NOT work w/ Front Axle Disconnect. • Factory Front Inner Right Axle Shaft – does NOT work w/ Tera30 HD Front Axle Housing. • Tera30 HD Front Inner Right Axle Shaft will work w/ factory Dana 30 AdvanTEK (M186) Front Axle. Requirements & Recommendations: • CALL CUSTOMER SERVICE FOR OPTIONS • Long Control Arm & Bracket Kit – 8-Arm (Alpine IR: JL2: # 1310512 or JL4: # 1310510) (Alpine: JL2: # 1316012 or JL4: # 1316010) • Short Control Arm Kit – 8-Arm (Alpine IR: # 1416510 or Alpine: # 1416610) • Sport Frame Bracket Kit – Front Control Arm (# 1938125) • Sport Control Arm Kit – Front Lower (# 1253000) • HD Forged Adjustable Track Bar (Front: # 1753420 and/or Rear: # 1754420) • HD Forged Drag Link Kit & HD Chromoly Tie Rod Kit (# 1863900) • HD Forged Drag Link Kit (# 1863920) • HD Chromoly Tie Rod Kit (# 1863910) • Delta Brake System – 5x5” (Front & Rear: # 4403450 or Front: # 4403451)