The Eaton 4305665BULK40 is a genuine OEM countershaft gear for manual transmissions, sold as a bulk pack of 40 identical units under a single part number. This SKU covers the complete 40-piece quantity, making it a practical stocking solution for fleet maintenance operations and transmission shops that turn these gears regularly. The part is also referenced as 4305665-BULK40. Each unit in the pack is the same Eaton OEM countershaft gear, consistent in spec and sourcing. Sold by Pro Gear and Transmission. Call us to confirm this gear fits your specific transmission build before ordering.
This unit is sold in packs of 40.
Features
Genuine Eaton OEM countershaft gear for manual transmissions
Bulk pack of 40 identical units per order under one part number
OEM part number 4305665-BULK40 or 4305665BULK40
Practical for fleet shops and transmission rebuilders stocking multiple units
Sold by Pro Gear and Transmission
