EXPERTLY ASSEMBLED USING ONLY THE BEST COMPONENTS. USED FACTORY CASE, PINION SUPPORT, YOUR CHOICE OF GEAR RATIO 3.50, 3.73, 3.91, 4.10, 4.30, 4.56, 4.89, 5.13, 5.43, 5.67 (others available please call) NEW TIMKEN BEARINGS, RACES AND SEALS. Yoke not included. Gears will be Yukon, Precision or Richmond at out descretion. ADD UPGRADES OR OPTIONS AS DESIRED FROM THIS CATEGORY. ADD TRACTION DEVICE TO COMPLETE YOUR ORDER. SHIPPED FREE TO LOWER 48 STATES.