2012 Western Star 4900SA, Truck Tractor, Front Leaf & Springs, Fits to: Western Star 4900 SA, (Used) 2012 Western Star 4900 SA, FRONT LEAF SPRINGS- Side: Driver Left Side, Material: Steel, Leaf Quantity: 2, Dimensions: Length=60", Width=4", For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921, Truck Year 2012, VIN 5KJJALDR8CPBN4842, 5KJJALDR8CPBN4842