The track bar is what keeps a solid axle centered side to side as the suspension moves. When the bar or its bushings wear, the axle can shift laterally, and on a Wrangler that is the classic setup for wandering steering and the death wobble people describe at highway speed. Length is specific, so confirm it against the bar coming off.

Track Bar Specifications:

• Fits select Jeep Wrangler 4WD models, two-door and four-door, with the 3.6L engine.
• Holds the axle centered under the body and limits lateral movement.
• 34.520 in. length.
• Genuine Mopar bar. Torque at ride height and align after installation.