Discount price offer for GMC lifting control arms from 2007 to 2018 Available brands: KS - Out of stock Expending - Out of stock Dickey Performance - Out of stock BS Heavy Duty 1253 BT Heavy Duty 1100 Lowering control arm GMC 1200 Spacers 6-lug Ford F150 Ford Expedition 2 inches, internal bolt size, without any modification, heavy duty.