2007 Western Star 4900SA, Truck Delivery, Spindles/Knuckles, Fits to: Western Star 4900 SA, (Used) 2007 Western Star 4900 SA, FRONT SPINDLE/KNUCKLE- Part Number: 37001-3494, Serial Number: ARD00217694, Side: Driver Left Side, Make: Meritor, Model: FL-941, Capacity: 20,000 Lbs, Hub Bolts: 10, Brake Type: Drum, 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 2007, VIN 5KKHALCV17PY58747, Axle Make Meritor 5KKHALCV17PY58747