*Allison AT545 4th Clutch Drum, Late, Part # 29506156, This drum will fit all the AT 540 and AT 545 transmission built with Serial Number S/N 3210775437 and up.
This particular drum has 44 spline .
 
* We do carry the Allison AT540 and AT 545 transmission 4th Clutch Drum , Early built prior serial number S/N 3210775437, same price and core charge 
 
Please message us if you need the early one. 
 
Multiple availability
 
*Please do not buy or bid before you fully understand the compatibility,
description, condition ,and return policy of the item.*
 
*** BECAUSE OF A SHORTAGE OF THIS PARTICULAR DRUM ON THE MARKET WE HAVE TO ADD A $75.00 CORE CHARGE TO KEEP THE PRODUCT ON EBAY FOR SALE LIST  FOR OUR CUSTOMERS . YOU WILL RECEIVE THE CORE CHARGE BACK IN YOUR ACCOUNT VIA REFUND AFTER WE RECEIVE THE CORE.  THANK YOU FOR COOPERATION AND UNDERSTANDING ***
 
***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***

Please send a message if you have any questions.