Allison 4000 Specifications

Specifications

Transmission typeAutomatic, planetary
Number of forward speeds6
Control systemElectronic control unit (TCU)
Maximum input torque1,700 lb-ft
The above specifications are based on the 2006 model year.

Allison 4000 description

The Allison 4000 is a heavy‑duty automatic transmission engineered for vocational trucks, buses and motorhomes. Built for high torque applications, it combines robust planetary gearing with electronic controls for smooth shifts, long service life and high uptime in demanding commercial use.

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