Jeep decided to use 14 mm bolts in 9 16 bracket bolt holes and trackbar bushing sleeves.
Jeep jk rear track bar bolt size.
In 2011 jeep made a running change to the diameter of both the front and rear track bar bolt hole diameter.
In this article we cover the tracking angle stock and upgraded bars the death wobble and the jeep jk track bar bolt issue.
Wheel lug nuts jl.
Oe trackbar hardware is metric this is not for stock equipment.
The other issue is the factory bolts are completely threaded to the head.
Wheel lug nuts jk.
Do not force the larger bolt into the track bar.
Measures 1 2 inch by 20x3 inch.
This chart lists out most of the common bolts and nuts you will encounter while working on your jeep as well as the torque settings required for each of them.
Mopar track bar hex flange head bolt m14x1 50x70 for 07 18 jeep wrangler jk 8 99 5 2.
The 9 16 bolts are too wide for jeeps produced after the change requiring the use of the 14mm bolts in stock applications.
The track bar centers the axle at all times keeping you and your rig going down the road and over obstacles.
This creates a small clearance issue.