2018 Mack CHU613, Truck Tractor, Radiator Overflow Bottles, Fits to: Mack CHU613, (Used) 2018 Mack CHU631, RADIATOR OVERFLOW BOTTLE- Location: Top/ Passenger Side Material: Plastic, Dimensions: 31 x 10.5 x 9.5 , Engine: Mack MP8, 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 2018, VIN 1M1AN02Y0JM028335, Fill Location Top/ Passenger Side 1M1AN02Y0JM028335