Revolution Gear & Axle DC-JK-RUBICON 4340 Chromoly Rear Axle Kit for 07-18 Jeep

Vehicle Fitment

• 2007-2018 Jeep Wrangler JK Rubicon (2-door & Unlimited 4-door) 4WD with factory Dana 44 rear axle housing - fitment beyond 2018 unconfirmed.

Features

• 4340 chromoly steel axle shafts for high strength and durability.
• 32-spline configuration designed to match factory Dana 44 locker units for JK Rubicon models.
• Supports dual wheel-bolt patterns (5x5" and 5x5.5") for broad aftermarket wheel compatibility.
• Includes pre-installed bearings, seals and retainers for faster installation.
• Backed by a 10-year limited warranty covering axle breakage, bent splines or manufacturing defects.
• Built specifically for the heavy-duty demands of lifted, large-tire, and off-road JK Rubicon builds.

Specifications

• Material: 4340 chromoly steel.
• Spline count: 32-spline (rear Dana 44) for Rubicon models.
• Axle location: Rear axle kit for Dana 44 housing.
• Wheel bolt-patterns supported: 5x5" and 5x5.5".
• Warranty: 10-year limited on major axle components.

Included Components

• 2x Rear axle shaft assemblies (driver & passenger sides).
• Pre-installed bearings, seals and retainers.
• Wheel studs and hardware pack for installation.
• Installation instructions sheet.

Product Description

The DC-JK-RUBICON rear axle kit from Revolution Gear & Axle is engineered for the 2007-2018 Jeep Wrangler JK Rubicon models equipped with the Dana 44 rear axle housing and factory locker systems. Built from 4340 chromoly steel and designed to the 32-spline specification, this kit offers an excellent upgrade path for serious off-road and large-tire builds demanding improved axle durability.

Installation is simplified by including pre-installed bearings, seals and retainers, as well as support for dual bolt-patterns for wheel flexibility. The 10-year limited warranty provides long-term assurance. Fitment covers model years 2007 through 2018; compatibility beyond 2018 is currently unconfirmed. Verify that your vehicle uses the factory-Dana 44 rear axle and is a Rubicon configuration before purchase. This kit delivers the strength needed for aggressive trail use and load demands.