ARB 012206SP Spider Gear Differential Case Assembly

The ARB 012206SP Spider Gear Differential Case is a precision-engineered replacement differential case assembly designed for demanding off-road and performance applications. This differential case houses the internal spider gears and side gears that enable differential action, allowing wheels to rotate at different speeds during turns while maintaining power transfer to both axles.

Key Features:

• High-strength construction for durability in extreme conditions
• Precision-machined to exacting tolerances for smooth operation
• Houses spider gears and differential components
• Designed for use with ARB Air Locker systems and standard open differentials
• Model 119 specification for specific axle applications

ARB differential cases are manufactured to OEM specifications and tested to ensure reliable performance in off-road, towing, and high-stress driving conditions. This replacement case is essential for rebuilding worn or damaged differentials and maintaining proper gear mesh and bearing preload.