Truck Castings Reference
AAR Design Feature Codes, casting patterns, compatibility matrix, and alternative part lookup.
Design Feature Codes
Look up side frame and bolster DFCs by code or description. Filter by individual DFC characters.
Sign in to use the DFC lookupCasting Patterns
Browse casting patterns by manufacturer, part type, and design feature code.
Sign in to use Casting PatternsPairing Matrix
Check side frame and bolster DFC compatibility with the interactive pairing matrix.
Sign in to use the Pairing MatrixFind Alternatives
Look up a casting by AAR pattern ID or manufacturer part number to find compatible alternatives.
Sign in to use Find Alternatives