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Get capability you can count on and the versatility you expect. The 2025 Ram Chassis Cab offers impressive strength with the stats to back it up.

2025 Ram 5500 Chassis Cab

Maximum Diesel Trailering

34,540POUNDS

2025 Ram 4500 Chassis Cab

Maximum Diesel Trailering

29,440POUNDS

2025 Ram 3500 Chassis Cab

Maximum Diesel Trailering

25,680POUNDS

LARGEST-IN-CLASS AVAILABLE DUAL FUEL TANK CAPACITY


Outlast the other guys with an available 74-gallon dual fuel tank combination, which consists of a 52-gallon fuel tank and a 22-gallon midship fuel tank.

BEST-IN-CLASS 15,000-MILE SELECTABLE DIESEL OIL CHANGE INTERVALS


The selectable oil change intervals on the 2025 Ram Chassis Cab allow you to seamlessly adjust oil change maintenance schedules and select biodiesel-blended B20 oil for use in diesel engines. Indicators for this feature can now be found in the Digital Cluster Display.

2025 Ram 5500 Chassis Cab

Maximum Diesel GCWR

43,000POUNDS

2025 Ram 4500 Chassis Cab

Maximum Diesel GCWR

37,500POUNDS

2025 Ram 3500 Chassis Cab

Maximum Diesel GCWR

33,000POUNDS

THE 2025 RAM 3500 CHASSIS CAB OFFERS AN UNSURPASSED-IN-CLASS AVAILABLE MAX FRONT GROSS AXLE WEIGHT RATING (GAWR) OF 6,000 POUNDS


  

A white 2025 Ram 3500 Tradesman Chassis Cab Crew Cab carrying a bale of hay on a platform upfit.

BEST-IN-CLASS AVAILABLE ONBOARD POWER SYSTEM WITH 2.4 KILOWATTS OF POWER


Turn your truck into a generator. This truck features a new 2.4-kilowatt power panel with three 110-volt outlets for powering tools and equipment at home and at work. It works with the new Stellantis High Electrical Architecture that’s found throughout the truck and ships loosely so it can be mounted to an upfit.

WORK-READY FEATURES

The 2025 Ram 4500/5500 Chassis Cabs offer a Class-Exclusive Available CHMSL Camera

See behind your upfit with the new relocatable Center High-Mounted Stop Lamp Camera. The relocation feature of this camera allows you to tailor the view to your particular setup.

Enhanced Power Take Off (PTO) Configurations

Both available automatic transmissions offer newly enhanced PTO capability from the left and right side with 4x4 or 4x2 configurations to accommodate a variety of upfits. Plus, the available 6.7L Cummins® Turbo Diesel I6 engine lets you choose between two speeds by engaging the Split-Shaft Mode.

Best-in-Class Available Diesel Dual Alternator Output (480 Amps)

Offering up to 480 amps when equipped with the available 6.7L Cummins® Turbo Diesel I6 engine and 380 amps with the 6.4L HEMI® V8 gas engine, the 2025 Ram Chassis Cab is engineered from the ground up to power a variety of upfits.

Six Auxiliary Switches

Inside, the 2025 Ram Chassis Cab comes with an integrated switch bank featuring six auxiliary switches. On models equipped with available PTO, the sixth auxiliary switch becomes a dedicated PTO switch.