JL: 68” CRD60 HD Rear Axle w/ Semi-Float & 4.30 R&P & ARB Locker (0–6" Lift)
The complete Tera CRD60 HD Rear Axle Assembly w/ Semi-Float includes an ARB air locker, a choice of pre-installed Spicer Super 60 ring & pinion gears as well as Spicer Super 60 bearings, semi-float rear axle shafts, and sensors.
The complete Tera CRD60 HD Rear Axle Assembly w/ Semi-Float includes an ARB air locker, a choice of pre-installed Spicer Super 60 ring & pinion gears as well as Spicer Super 60 bearings, semi-float rear axle shafts, and sensors. TeraFlex Tera CRD60 HD Rear Axle Housings are perfect for replacing bent, broken, or damaged axles in JL 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 axle’s weak areas. The exclusive Constant Radius Design (CRD) provides high ground clearance that is unaffected by pinion angle adjustments. Compatible with all Super 60 gear ratios for extreme duty applications requiring additional ring & pinion strength. Our heavy-duty axle housings feature smooth profile surfaces, axle tubes, all necessary mount brackets, control arm bushings, and more!
6 Hours install time
JL: 68” Tera CRD60 HD Rear Axle w/ Semi-Float: • Factory-style semi-float axle design • 68” wheel mounting surface to wheel mounting surface • 3.25” O.D. x 0.375” wall DOM axle tube for superior strength vs. weight • 40-spline semi-float axle shafts and bearings • Dual 5x5” and 5x5.5” wheel bolt pattern JL: Tera CRD60 Rear Axle Assembly: • Fixed spindle mount hub assembly • Tera CRD60 specific high-pinion rear axle housing design • Includes Spicer Super 60 bearings and install kits • Includes Spicer 1350 series pinion yoke • HD bearing caps increase rigidity and reduce ring & pinion distortion • Constant Radius Design (CRD) provides maximum ground clearance regardless of pinion angle • Built-in “skimmer” cuts ring gear oil halo and forces it into the pinion bearings • Outer pinion bearing pocket features a renewable oil reservoir that sends cool oil to the pinion bearing • Oversized outer pinion bearing handles increased torque and high-load conditions • High-capacity housing holds maximum amount of oil • Pre-installed inner axle seals • Ductile cast iron housing w/ increased rib gussets • HD ductile iron differential cover w/ increased cover mounting area • Integrated lower control arm skid plates • High-flow oil passages • Reinforced rear track bar mount w/ multiple mounting locations • UV protected triple-stage powder coat for corrosion resistance • 1/4”-thick CNC laser cut axle brackets for extreme strength • Pre-installed upper control arm bushings • Proper pinion angle and raised track bar bracket for lifted JL applications • Pre-tapped hole on spring perch for bump stop extensions • Retains all JL 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: 0–6” • WMS-WMS: 68” • Axle Tube: 3.25” O.D. x 0.375” wall • Axle Splines: 40 • Wheel Bolt Pattern: Dual 5x5” and 5x5.5” • Gear Ratio: 4.30
• Below is a list of Requirements & Recommendations as budget and build preference allows. • Questions? Stop scratching your head and contact us! We know our axles AND we’re here to help! Optimize your setup by upgrading your steering system with our heavy-duty steering components. The factory steering system may also be reused. • HD Chromoly Tie Rod Kit (0–6” Lift) (# 1863910) — included in our Tera60 HD Front Axle Assemblies. • HD Forged Drag Link Kit (0–6” Lift) (# 1863920). REQUIRES adjustable control arms for caster angle adjustments. • Short Control Arm Kit – 8-Arm (0–4.5” Lift) (Alpine: # 1416610) (Alpine IR: # 1416510). • Long Control Arm & Bracket Kit – 8-Arm (3–6” Lift) (JL2: Alpine: # 1316012) (JL4: Alpine: # 1316010) (JL2: Alpine IR: # 1310512) (JL4: Alpine IR: # 1310510).