2021 GM/Chev (HD) Other, Truck Delivery, Transmission Assys, Fits to: Isuzu NPR-HD, (Used) 2020 Gm/Chev S7C, TRANSMISSION ASSEMBLY- Serial Number: 610DPAYE49690300, Part Number: 24286246, Engine: GmChev 6.6L, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921, Serial# 610DPAYE49690300, Casting# 610DPAYE49690300, Truck Year 2021 54DC4W1DXMS200962