TeraFlex Suspension 4181488 TeraCRD60 HD Rear Axle Semi-Float 4.88 R&P ARB Locker 70 Inch 0-6 Inch Lift

The TeraFlex TeraCRD60 HD Rear Axle Assembly is a purpose-built, heavy-duty rear axle solution engineered for serious off-road performance. This complete assembly includes Spicer Super 60 bearings, semi-float rear axle shafts, a pre-installed 4.88 ring & pinion gear set, an ARB Air Locker, and all necessary sensors — ready for installation right out of the box.

Whether you're replacing a bent, broken, or damaged factory axle or looking to significantly upgrade the weak points of your stock setup, the TeraCRD60 HD housing is a direct bolt-on solution. The heavy-duty construction features smooth-profile axle tubes, all required mount brackets, and control arm bushings for a clean, factory-style installation.

Key Features:

• Constant Radius Design (CRD) — TeraFlex's exclusive geometry maintains maximum ground clearance regardless of pinion angle adjustments
• Spicer Super 60 internals — compatible with all Super 60 gear ratios for extreme-duty ring & pinion strength
• ARB Air Locker — pre-installed air-actuated locker for on-demand traction when the trail demands it
• 4.88 Ring & Pinion — pre-installed gear ratio optimized for larger tires and off-road crawling
• 40-Spline semi-float axle shafts — increased strength over factory shafts
• 3.25 inch O.D. x 0.375 inch wall axle tubes — heavy-duty thickness for resistance to bending and damage
• Heavy-duty housing with smooth profile surfaces, all mount brackets, and control arm bushings included
• Designed for 0–6 inch lift applications

Specifications:

• Lift Height: 0–6 Inch
• WMS-WMS (Wheel Mounting Surface to Wheel Mounting Surface): 70 Inch
• Axle Tube: 3.25 Inch O.D. x 0.375 Inch wall
• Axle Splines: 40
• Ring & Pinion Ratio: 4.88
• Locker: ARB Air Locker
• Float Type: Semi-Float

Note: Adjustable control arms are required for proper caster angle adjustment when installing this axle assembly.