Half Axle, Inside Frame (Newer), HO, 40"/64 Wheels, 3/32" x 0.440" Axle, Athearn Geared Diesels (12/pkg.)
NorthWest Short LineHalf Axle, Inside Frame (Newer), HO, 40"/64 Wheels, 3/32" x 0.440" Axle, Athearn Geared Diesels (12/pkg.)
Part Number: 37641-4