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2025 Ram Heavy Duty Updates Power and Technology for Truck Fleets

2025 Ram Heavy Duty models deliver more power, advanced tech, and safety features, with towing and new Uconnect upgrades for fleet efficiency.

January 7, 2025
Exterior of Ram Heavy Duty

The 2025 Ram 2500 and 3500 Heavy Duty models feature a bold new grille design, standard LED headlights, and updated trims to meet the diverse needs of commercial and vocational fleets.

Photo: Ram Trucks

3 min to read


Ram Trucks has officially unveiled its 2025 Ram 2500 and 3500 Heavy Duty models, offering commercial and vocational fleets a combination of increased towing capability, advanced safety features, and cutting-edge technology upgrades. 

The new lineup aims to set benchmarks in performance, operator comfort, and worksite versatility.

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Powerful Engine Options for Maximum Towing Capacity

The 2025 Ram Heavy Duty lineup is powered by two engine choices tailored for fleet needs:

  • 6.7L Cummins High-Output Turbo Diesel: The upgraded engine delivers 430 horsepower and 1,075 lb.-ft. of torque, making it Ram’s most powerful diesel engine yet, according to the automaker. This powertrain allows the Ram 3500 to achieve a maximum towing capacity of 36,610 pounds — up from previous models thanks to a more fuel-efficient 3.42 rear axle ratio paired with the TorqueFlite HD 8-speed automatic transmission.

  • 6.4L HEMI V-8: The standard gas-powered option produces 405 horsepower and 429 lb.-ft. of torque, offering payload capabilities of up to 7,590 pounds​​​.

The new Cummins Turbo Diesel engine also improves acceleration times, with the Ram 2500 now reaching 0 to 60 mph in 6.9 seconds, compared to 8.0 seconds in the 2024 model​.

Front grille of Ram Heavy Duty

Powering the 2025 Ram Heavy Duty lineup is the 6.7L Cummins High-Output Turbo Diesel engine, delivering 430 horsepower and 1,075 lb.-ft. of torque for a maximum towing capacity of 36,610 pounds.

Photo: Ram Trucks


Advanced Technology Enhances Fleet Efficiency

Inside the cab, Ram has equipped the 2025 Heavy Duty models with the latest version of its Uconnect 5 system, featuring a new 14.5-inch touchscreen display and a segment-first 10.25-inch passenger screen. This innovative passenger screen offers functions like co-pilot navigation, camera views, and entertainment options, creating a seamless and connected experience for drivers and passengers alike​.

For fleet operators needing additional power on the job site, the trucks now come with an on-board power inverter, capable of delivering up to 2.4 kilowatts through two covered outlets in the truck bed. 

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Safety and Driver Assistance Features Take Center Stage

Safety remains a priority for the 2025 Ram Heavy Duty lineup. New standard and available safety features include:

  • Adaptive Cruise Control

  • Forward Collision Warning-Plus

  • Drowsy Driver Detection

  • Traffic Sign Recognition

  • Active Lane Management​​.

The trucks also feature a 360-degree surround-view camera with trailer reverse guidance, simplifying trailer hookups and maneuvering. Additionally, Trailer-Tow Pages provide comprehensive trailer monitoring information via the Uconnect touchscreen, including Trailer Light Check, Trailer Brake Status, and more​.

Interior of Ram Heavy Duty

Inside the cab, the 2025 Ram Heavy Duty is equipped with the latest Uconnect 5 system, featuring a new 14.5-inch touchscreen and a segment-first 10.25-inch passenger screen, keeping fleet operators connected on the go.

Photo: Ram Trucks


Refreshed Exterior Design and Versatile Trims

The 2025 Ram Heavy Duty boasts a bold exterior refresh, including a redesigned grille, standard LED headlights, and new wheel options. The RamBox Cargo Management System remains available, offering lockable, weatherproof storage with a 115-volt outlet, making it an ideal choice for fleet professionals​.

Available trims for the 2025 Ram Heavy Duty include:

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  • Tradesman

  • Big Horn/Lone Star

  • Laramie

  • Rebel

  • Power Wagon

  • Limited Longhorn

  • Limited

Each trim offers distinct features and configurations to meet various fleet needs, from jobsite-ready workhorses to premium, high-end trucks​​.


Production and Pricing Details

The 2025 Ram 2500 and 3500 Heavy Duty models will be built at the Saltillo Truck Assembly Plant in Mexico and are expected to arrive at dealerships in the first quarter of 2025.

Starting prices are as follows:

  • Ram 2500 Heavy Duty: $47,560 (including destination fees)

  • Ram 3500 Heavy Duty: $48,565 (including destination fees)​.

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Check out the updates on the 2025 Ram Chassis Cab for more fleet-focused pickup truck options! 

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