6.7L CUMMINS® TURBO DIESEL I6 ENGINE
The Class-Exclusive available 6.7L Cummins® Turbo Diesel I6 engine is remarkably lightweight for impressive responsiveness and efficiency while offering exceptional torque on 4500 and 5500 models for outstanding towing and hauling capability. A fully electronically controlled transmission, the Aisin six-speed automatic transmission has been optimized for powerful towing capability on Ram 4500 and 5500 models and features software control for seamless shifting. It is available across the 2021 Ram Chassis Cab lineup (excludes Ram 3500 10K models) and offers Power Take Off capability.
6.4L HEMI® V8 ENGINE
The 6.4L HEMI® V8 engine is the standard engine for the 2021 Ram Chassis Cab. Using variable-cam timing and Fuel Saver Technology, it provides full-rated V8 power when needed and outstanding efficiency when operating in four-cylinder mode. The 8HP75 eight-speed automatic transmission offers reliability and efficiency and features eight speeds and on-the-fly shift mapping to accommodate changing loads and road conditions. The Aisin six-speed automatic transmission is also available and has been optimized for exceptional towing as well as outstanding Power Take Off capability, impressive efficiency and low noise, vibration and harshness.
POWER IN NUMBERS
Get serious starting power with 800 pound-feet of torque when equipped with the Class-Exclusive available 6.7L Cummins® Turbo Diesel I6 engine. Or choose Ram 3500 Chassis Cab models equipped with the 6.4L HEMI® V8 engine—delivering Best-in-Class 410 horsepower for incredible capability.
SMART TOWING FEATURES
TAKE A LOOK AROUND
The Class-Exclusive available 270° Surround View Camera uses strategically placed cameras to provide optimal visibility around crowded worksites, while the available Trailer Camera Wiring allows for up to two auxiliary cameras to be positioned on or within your trailer. Mounted above the rear window, the Class-Exclusive available Center High Mount Stop Light Camera offers impressive visibility with dynamic gridlines.
Stay alert to your trailer’s status both on and off the road with the new available Trailer Light Check and Class-Exclusive available Trailer Tire Pressure Monitoring system, with live pressure readings for up to four trailers and up to 12 tires per trailer.
When hooking up a trailer, the Class-Exclusive available Trailer Reverse Guidance provides an adjustable display screen view of both sides of your truck and trailer. A loose-shipped rearview camera is also available for upfit installation.
MADE OF STEEL
Show your strength. A reengineered frame incorporates an Unsurpassed-in-Class steel rear frame strength of 50,000 psi with a hydroformed front-rail system.
The 2021 Ram Chassis Cab is designed with fuel efficiency in mind, meaning uninterrupted time on the road and features that help do the work for you.
CLASS-EXCLUSIVE AVAILABLE ELECTRONIC FRONT AXLE DISCONNECT
The 2021 Ram Chassis Cab is designed to disconnect the front axle automatically when extra traction is not needed and 4x4 mode is disengaged by the driver.
CLASS-EXCLUSIVE ACTIVE AIR® GRILLE SHUTTERS
Class-Exclusive Active Air® Grille Shutters instantly adapt to speed, load and engine temperature. This provides optimum engine cooling, maximum efficiency and reduced aerodynamic drag.
The available engine shutdown timer turns off your engine/Power Take Off automatically after idling for five minutes. Drivers can also disable the timer when their work requires it.
The available Ram Telematics™ system allows business owners to access real-time data about their vehicles, drivers, efficiency, productivity and more—helping to improve day-to-day efficiencies.
MADE TO LAST
CHOOSE YOUR RAM CHASSIS CAB
Available in multiple trims. Select a Ram Chassis Cab truck to explore.