Allison AT540 , AT545 4Th. Clutch Drum Early Part # 29510769 , This Drum will fit all the AT540 and AT545 prior to S/N 321061012
 
This particular drum has a smaller ID hole , and  42 spline .
 
***WE ALSO CARRY A COMPLETE LINE OF ALLISON AUTOMATIC TRANSMISSION PARTS , PLEASE MESSAGE US THRU EBAY FOR INFORMATION THANK YOU*** 
 
***FOR ALASKA , HAWAII , PUERTO RICO AND INTERNATIONAL BEFORE BUYING PLEASE MESSAGE US***
 
*Return Policy*
 
***If you are dissatisfied with your order for any reason you may return for prompt refund or exchange . Refund for items returned within 30 Days of the purchase date will be credited in the same form as original payment . The original shipping and handling charges are not refundable, if the buyer chooses to return unopened and unused in the original packing as received. If the buyer chooses to return the part , they are responsible for all shipping charges back to us***

Additional charge for shipping to Puerto Rico, Hawaii, and Alaska. Please ask before buying or buy and we will let you know if they are any additional shipping charges. 
 
If you have any product or shipping questions, comments, or issues with an item you received, please contact us right away. Our commitment to you as a customer is easy communication and working hard to resolve any issue. Product and shipping issues are rare, but we are 100% committed to resolving any issues that might come up.