Teraflex Jeep Wrangler JK Monster Forged Adjustable Track Bar Combo - Includes Teraflex Front Track Bar # 1753418 & Teraflex Rear Track Bar # 1754418 Combo includes front and rear adjustable track bars for Jeep Wrangler Jk 2007-14. Front trackbar provides 230% more strength over stock. Front trackbar can be used on vehicles with 0-6" of lift and is a direct bolt on component. Rear trackbar is a must for vehicles with 2.5" or more lift. Rear trackbar is designed to be used with a trackbar bracket to ensure proper axle alignment.