2022 EATON EEO-18F112C Transmission Assembly

Used Eaton EEO-18F112C Automatic Transmission – Kenworth T-680



This is a used Eaton EEO-18F112C 12-speed automated manual transmission (UltraShift Plus), removed from a Kenworth T-680. Built for heavy-duty on-highway applications, this transmission combines Eaton’s proven mechanical durability with automated shifting for improved drivability and efficiency.



The UltraShift Plus is a common OEM option in Kenworth T-680 tractors used in linehaul and regional haul operations. It delivers smooth, consistent shifts, reduced driver fatigue, and optimized fuel economy compared to traditional manual transmissions.



Key Features:



12-speed automated manual transmission (UltraShift Plus)
Model: EEO-18F112C
Removed from a Kenworth T-680
Designed for Class 8 on-highway use
Ideal for linehaul and regional haul applications
Eaton reliability and wide parts availability




Condition:
Used, removed from service
Sold as-is unless otherwise stated
Suitable for direct replacement or rebuild




Notes:

Buyer is responsible for verifying engine compatibility, ECU programming, and VIN-specific requirements for their Kenworth T-680 prior to purchase. Serial number, photos, and additional details available upon request.