Fully automatic transmission for Class 8 tractors will be offered by PACCAR in the Kenworth T680 and T880, and Peterbilt 567 and 579 INDIANAPOLIS – March, 2017 – Allison Transmission today announced its TC10® for Class 8 tractors will be available from PACCAR later this year in the Kenworth T680 and T880, and Peterbilt 567 […]