Good day! Thank you for inquiring about the American Standard 4192A154.020 toilet tank. Yes, the bolt pattern on this tank is 6.5". The distance between the tank bolts and the back wall of the tank is 3", and the distance between the tank bolts and your wall is 3.5". I hope this helps. To order this tank, simply click ‘Add to Cart’, fill in the required fields, and we’ll take care of the rest. Thank you for choosing PlumbersStock! Have a great day!
Hi, there! Thank you for posting your query here at PlumbersStock. Yes, you're right. This American Standard 4192A154.020 is a lined tank. We hope this information helps! To purchase this toilet tank, click "Add to Cart". Enter your zip code for a shipping cost estimate, and proceed to checkout to begin ordering. Have a nice day!