The Mack T318LR21 is an 18-speed transmission carried by Pro Gear and Transmission under part number RBTT318LR21. This unit is sold on an exchange basis, and core charges apply at the time of sale. Core refunds are determined in whole or in part upon return, delivery, and inspection of the original unit, subject to the manufacturer's core policy. To confirm this is the correct transmission for your truck, locate the model number stamped into the case on the driver's side of the transmission, above the 8-bolt PTO cover. Call us to verify fitment before ordering.
A refundable core charge of $4,500.00 applies to this item and will be collected at checkout. The core charge is refunded upon receipt of your returned core, subject to its condition; customer is responsible for return shipping. Call us at (877) 776-4600 for details.
Features
Mack T318LR21 18-speed transmission
Sold on an exchange basis, core charges apply at time of sale
Core refund determined upon return delivery and inspection per manufacturer core policy
Model number stamped into driver's side case above the 8-bolt PTO cover, confirm before ordering
Call Pro Gear and Transmission to verify correct fitment for your specific application
