Allison-at WBD 4000 Series Transmission

The proven reliability and durability of Allison fully automatic transmissions enables them to operate efficiently in challenging environments. The 4000 Series™ was specifically developed to meet the performance needs of heavy-duty vehicles that operate in demanding applications including construction, energy, mining and defense. The 4000 Series™ is ideal for heavy-duty vehicles that require substantial power and torque. It can accommodate engines with power ratings ranging from 380 to 800 horsepower (283-597 kW) and torque capacities up to 2,360 lb-ft (3,200 N·m). 4000 Series™ transmissions offer six or seven forward gears, depending on the model. Gear ratios are optimized to provide an ideal balance between vehicle performance and fuel efficiency.

Advantages of WBD 4000 Series Transmission

• The controls system includes a wide variety of advancements including enhanced technology, cybersecurity and functional safety.
• Allison automatics enable peak performance and fuel efficiency, maintaining seamless, full-power shifts that allow vehicles to travel farther in less time. This empowers fleets to achieve sustainability goals without sacrificing productivity and efficiency, all while using familiar hardware.
• Allison Transmission‘s innovative technology solution uses a unique set of software and electronic controls to deliver quantifiable fuel savings of up to 8%, all while maintaining the traditional Allison advantages of quality, reliability, durability and productivity.