Chevy Maxi Stack #28380 Chevy Maxi Stack #28380 Chevrolet, Chevy, The "Bowtie" Emblem, Monte Carlo, Impala, Camaro, emblems and vehicle body designs are General Motors Trademarks used under license to Lionel® NASCAR® Collectibles. SKU: 2528380 Dimensions: Length: 13 1/2" Gauge: O Gauge Minimum Radius: O31 Road Number: 28380 Manuals Find the latest manuals in our support section. Replacement Parts Buy any replacement parts in our support section. Contact Contact a service station to fix your product