Mack · Class 8 on-highway tractor
Mack Pinnacle CXUMack MP8 12.8L, MP7 11L
Built 2006-2020
Engine Mack MP8 12.8L, MP7 11L
Sources checked 112 of 127 (88%)
What it is
Mack's highway flagship from 2006 to 2020. The Pinnacle replaced the Vision and carried the new MP engine family. Available in axle-back and axle-forward configurations with the mDRIVE automated manual.
Pick a folder
Fluids & Fill Amounts4 entriesBolt Tightness50 entriesWhen to Service10 entriesWarning Lights & Codes30 entriesHow to Fix It78 entries
The truck itself
Engine options
Mack MP8 12.8L (415-505 hp), MP7 11L (325-405 hp)
Peak torque
1,650-1,900 lb-ft (MP8)
Transmission
Mack mDRIVE 12-speed AMT; Maxitorque ES manual; Allison 4500 RDS
Cab
Day cab, 48-in flat top, 70-in stand-up sleeper
Transmission
Mack mDRIVE 12-speed AMT (standard); Eaton Fuller manual; Allison 4500 RDS automatic
Front axle
Mack / Meritor / Dana Spicer 12k-14.6k
Rear axle
Mack / Meritor / Dana Spicer 40k-46k
Weight class
Class 8 - 35,000-62,000 lb
Before you order anything
Options change the numbers
The Pinnacle was introduced in 2006 with the new MP7 engine; the MP8 followed in 2007. The mDRIVE automated manual was added in 2010. The Pinnacle was replaced by the Anthem in 2018.