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ePowertrain

Medium duty 4-speed EV transmission

The EV transmissions are a product offering within the Eaton Power Systems category. Eaton offers a variety of EV transmissions for commercial vehicles and buses. With over 15 years and 2 billion miles of safe, reliable service, our EV transmissions deliver efficiency and performance required for the most challenging applications.

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Efficient
Greater efficiency at high speeds, range of torque capacities that allows for smaller electric motors
Improved performance
A deep-ratio first gear enables smooth launches even under difficult conditions
Flexible applications
City delivery, beverage, tourist bus, shuttle bus, school bus, city bus, logistics

Core features

  • Efficient motor use, extended range and/or reduced battery requirements and reduced cooling
  • Improved performance on grades, improved starting ability with a
    lower-torque motor, better acceleration
  • Tailored to your application—available as a system or individual components
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General specifications

Architecture EV and PHEV
Casing Aluminum case with helical gearing
Total length 450 mm (including output flange)
Dry weight  101.38 kg
Top gear direct-drive top gear
Maximum input speed 5,000 rpm EV
Maximum torque capacity  1200 Nm (Drive) & 850 Nm (Regen)

Gear ratios

Ratio 1st 2nd 3rd 4th Overall
  4.83 2.82 1.65 1 4.83
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EV Medium 4-Speed Service Literature

You can now access digital versions of our product service literature. These digital documents are always up to date and contain the same real-time information you would have access to using Product Information within our ServiceRanger 4 diagnostic tool. 

Click on the Troubleshooting Guide, Service Manual or Parts Book thumbnail to access each document.

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