Mack Class 6-7

Mack MD Electric

Battery electric medium-duty • Production 2023–present

Day cab, crew cab Urban delivery, last-mile, beverage, utility

In production

Class

Class 6-7

Type

Battery electric medium-duty

Production

2023–present

GVWR

25,995-33,000 lb

About the Mack MD Electric

The Mack MD Electric is the battery-electric variant of the Mack MD6/MD7 — Mack's re-entry into electric medium-duty after the LR Electric (Class 8 refuse). Range: ~150-200 miles depending on configuration. Production started 2023. Same chassis and cab as diesel MD6/MD7 with battery pack and electric drivetrain. Targets urban delivery, beverage distribution, and utility fleets in the medium-duty BEV market dominated by Freightliner eM2.

Overview

Specifications

Manufacturer: Mack
Class: Class 6-7
Vehicle type: Battery electric medium-duty
Cab type: Day cab, crew cab
Production years: 2023–present
Applications: Urban delivery, last-mile, beverage, utility
Typical engines: Mack eAxle (electric)
Typical transmissions: Direct-drive eAxle
GVWR range: 25,995-33,000 lb

Design and engineering

MD6/MD7 cab structure with battery pack between frame rails. Mack-engineered eAxle. 150 kW peak motor. CCS1 charging. Allison eGen Power integrated in some configurations.

Generations and major changes

MD Electric

2023–present

Launch alongside diesel MD6/MD7.

Market position and popularity

Early adoption phase. Mack's commercial fleet relationships are still smaller in medium-duty than Daimler/Volvo. Growing in California and Northeast markets.

Who buys this truck

Urban delivery, beverage distribution, utility, fleets transitioning from diesel MD.

Common problems and reliability notes

Too new for long-term reliability data. Range typical of segment. Charging infrastructure dependency.

Pros and cons

✓ Pros

• Mack brand and dealer support
• Allison eGen integration option
• Volvo Group BEV technology base

⚠ Cons

• Late entry vs Freightliner eM2
• Limited range
• Mack medium-duty network still building

Frequently Asked Questions

What is the Mack MD Electric?

What years was the Mack MD Electric produced?

Mack MD Electric production started in 2023. The model remains in production today. There have been 1 distinct generations or major updates during this production run, each with significant changes in styling, engines, or features. Both new and used Mack MD Electric trucks are commonly available.

What engines come in the Mack MD Electric?

Mack MD Electric trucks typically come with one of these engines: Mack eAxle (electric). Each engine choice has different reliability, fuel economy, and parts/service ecosystem implications — see our engine guides at /resources/guides/ for deeper comparisons.

Is the Mack MD Electric reliable?

Like all commercial diesels, the Mack MD Electric has known issue patterns: Too new for long-term reliability data. Range typical of segment. Charging infrastructure dependency.… For full known-issue details and the recall/complaint history broken down by model year, see the dedicated sections on this page.

Who is the typical Mack MD Electric buyer?

Urban delivery, beverage distribution, utility, fleets transitioning from diesel MD.

What are the most common Mack MD Electric recalls and complaints?

Open NHTSA recalls and owner complaints for the Mack MD Electric vary by model year. See the table above for year-by-year breakdown with direct links to the recall and complaint detail pages. Common patterns across all years include DEF/SCR aftertreatment issues (on 2010+ models), EGR cooler failures at high mileage, and turbocharger boost-pressure faults — these affect most modern commercial diesels, not just this model.

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