Yukon high‑performance ring and pinion gear set for Dana 44JK in a 3.21 ratio (24‑spline) is built to OEM fitment standards using high‑grade steel and advanced heat‑treating. Yukon designs the tooth surface finish to reduce friction and heat, and the sets are quality‑tested. This kit fits Jeep JK Rubicon and non‑Rubicon 3.21 ratio rear applications and is backed by Yukon’s Y.E.S. lifetime protection plan.
Yukon Gear High Performance Replacement Ring & Pinion Gear Set For Dana 44JK in a 3.21 Ratio 24-Spl