TeraFlex Suspension 3744488 Tera44 HD Front Axle Housing w/ Ring & Pinion & ARB Locker - 4.88 Ratio

The TeraFlex Tera44 HD Front Axle Housing is a purpose-built, heavy-duty upgrade designed for trail-ready Jeep Wrangler JL and Gladiator JT builds that demand maximum durability without straying far from factory architecture. This complete assembly pairs a 35-spline ARB Air Locker with a Spicer 4.88 ring and pinion for a powerful combination of traction and gear ratio performance right out of the box.

Designed as a direct-fit replacement for the factory Dana 44 front axle housing, the Tera44 HD retains compatibility with your existing outer components, making installation straightforward for experienced builders. Simply transfer your stub shafts, unit bearings, knuckle assemblies, brakes, and sensors to the new housing.

What's Included:

• 35-spline ARB Air Locker — programmable on-demand locking differential
• Spicer 4.88 Ring & Pinion — pre-installed for immediate use
• Spicer Bearings & Install Kit — all hardware needed for proper setup
• 35-Spline Front Inner Axle Shafts — heavy-duty upgrade over factory shafts
• TeraFlex HD Ball Joints — increased strength and longevity over OEM
• Factory-Style Yoke — maintains OEM driveshaft compatibility
• Differential Cover — protective and finished for a clean install

Compatibility:

• 2018–Present Jeep Wrangler JL (2-Door)
• 2018–Present Jeep Wrangler JL Unlimited (4-Door)
• 2020–Present Jeep Gladiator JT

Whether you're building a weekend wheeler or a dedicated rock crawler, the TeraFlex Tera44 HD Front Axle Housing delivers the strength, traction, and reliability needed to handle serious terrain while keeping your build clean and factory-integrated.