August 13, 2026
The Kadee #502 features metal fully sprung equalized Bettendorf 50-ton trucks paired with ready-to-mount Whisker® couplers and 33" smooth back wheels — a reliable upgrade for HO scale freight car modelers.
The Bettendorf Double Truss Truck was introduced in the 1930s by U.S. railroads and remained in interchange service through 1993. The Kadee #500, #502, and #550 represent 50-ton trucks designed for 100,000-pound cars.
Suitable for HO scale freight cars requiring 50-ton truck assemblies. Browse our full selection of HO Scale Train Accessories for more compatible parts and upgrades.