Tank - Aquasource 98923 Version 2 Left handed Tank Size: 21" x 7"

Tank Size: 21" x 7"

Tank P/N: 141-0420

but regardless it will be an OEM American Standard kit for the 4192A tank

but is much less common and can be distinguished by noting the front corners are rounded rather than angled

Tank - Aquasource 98923 Version 2 Left handed Tank Size: 21" x 7"Manufacturer: Aquasource Tank P N: 98923 Rough In: 12" This version is slightly larger than version 1. If your tank is version 1 and you replace it with this tank, your tank lid will likely not fit. Your tank without the tank lid should measure at its maximum left to right and front to back. If it is smaller, you need version 1. To determine if you have version 1 or 2, remove your tank lid and measure just the tank, at its maximum outside to outside,