Simi Valley Chrysler Dodge Jeep Ram

Apr 23, 2025
1 (29)

The Commercial Giant Built for Business

In the world of commercial vans, few models offer the durability, volume, and tech-forward design of the 2023 RAM ProMaster 3500 High Roof. Whether you’re running a fleet for parcel deliveries, outfitting mobile service units, or building a custom vanlife rig, the ProMaster 3500 is the flexible, powerful, and feature-rich platform businesses and entrepreneurs trust.

For those who need capability without compromise, this full-size cargo van offers best-in-class functionality in a modern, easy-to-operate package.


Powertrain and Drivability

Every 2023 RAM ProMaster 3500 High Roof model is powered by RAM’s refined 3.6L Pentastar V6, an engine known for smooth operation, durability, and a broad power band. It’s paired with a new-for-2023 9-speed automatic transmission, replacing the previous 6-speed unit for better efficiency and drivability.

Engine & Transmission:

SpecificationDetail
Engine3.6L Pentastar V6
Horsepower276 hp
Torque250 lb-ft
Transmission9-speed automatic
DrivetrainFront-wheel drive (FWD)
Fuel TypeRegular unleaded

The ProMaster’s front-wheel-drive layout offers superior traction in slippery conditions, more predictable handling when fully loaded, and a lower floor height—critical for urban deliveries and cargo loading.


Dimensions and Cargo Capacity

The High Roof version of the 3500 offers a maximum cargo height of over six feet and significant storage volume—ideal for tall shelving systems, mobile workshops, or delivery-based operations.

Exterior & Interior Dimensions:

MeasurementValue
Overall Length236.7 inches
Overall Width (without mirrors)81.3 inches
Overall Height105.9 inches
Wheelbase159 inches
Cargo VolumeUp to 420 cubic feet
Interior Cargo Height77.1 inches
Interior Cargo Length143.0 inches (floor length)

The ProMaster’s squared-off cargo area minimizes wasted space, offering one of the most usable interiors in the segment. Dual rear doors open to 260 degrees, while a low step-in height of just 21 inches simplifies loading.


Payload and Towing Capacity

The 2023 RAM ProMaster 3500 High Roof is built for work. Whether you’re carrying materials, transporting tools, or towing light equipment, the van is more than up to the task.

Capability Overview:

FeatureValue
Maximum Payload4,430 lbs
Maximum Towing6,480 lbs (with tow package)
Gross Vehicle Weight Rating (GVWR)9,350 lbs
Load Floor Height21 inches

These figures make the ProMaster one of the most capable vans in its weight class, and ideal for heavy upfits or frequent high-capacity hauling.


Technology and Interior Comfort

RAM equipped the 2023 ProMaster 3500 with advanced technology and driver comfort features not often found in the commercial segment.

Interior Features:

FeatureSpecification
Infotainment SystemUconnect 5 with 10.1-inch touchscreen
Smartphone IntegrationApple CarPlay & Android Auto (Wireless)
Seating2-passenger front bucket seats (cloth)
Connectivity4G LTE Wi-Fi hotspot, Bluetooth, USB-C
Display7-inch digital gauge cluster
Optional FeaturesHeated seats, heated steering wheel

Fleet managers and drivers alike benefit from RAM’s intuitive software, responsive infotainment, and comfort upgrades that reduce fatigue on long delivery runs.


Safety and Driver Assistance

Safety is no longer optional in commercial vehicles, and RAM recognizes this by making many driver-assist systems standard or available across the ProMaster 3500 lineup.

Safety Systems:

FeatureAvailability
Forward Collision WarningStandard
Emergency Braking (AEB)Standard
Blind Spot MonitoringAvailable
Rear Cross Path DetectionAvailable
360° Surround View CameraAvailable
Adaptive Cruise ControlAvailable
Lane Departure WarningStandard

Whether maneuvering tight loading zones or navigating highways, the ProMaster delivers high-tech peace of mind.


Exterior Design and Practicality

The 2023 ProMaster doesn’t just look the part—it’s functional in every detail. RAM redesigned the front fascia for aerodynamics and brand identity while keeping features like large mirrors, wide-opening doors, and accessible step-ups for maximum usability.

Exterior Highlights:

FeatureBenefit
LED Headlamps (Available)Improved night visibility
260° Hinged Rear DoorsMaximizes rear access in tight spaces
Dual Sliding Side DoorsEnhanced cargo access and loading flexibility
Optional Roof RacksExpand cargo utility for ladders or oversized gear

RAM offers customization from the factory, including a variety of paint colors, wheel options, window configurations, and exterior graphics for fleet identification.


Upfits and Customization

The 2023 ProMaster 3500 is designed to be a blank canvas for upfitters. RAM partners with leading vendors to provide purpose-built configurations for tradespeople, delivery fleets, and mobile businesses.

Available Upfit Packages:

Package TypeIncludes
Delivery PackageAdjustable shelving, floor tie-downs, lighting
Contractor/PlumberSteel partitions, bin storage, tool racks
HVAC/ElectricianLadder rack systems, rear access shelving
Refrigerated VanInsulated cargo area, cooling system installation

These options allow businesses to hit the ground running with minimal downtime for third-party outfitting.


Warranty and Ownership Value

RAM supports the ProMaster 3500 with commercial-grade warranty coverage to reduce long-term costs.

Warranty Coverage:

Coverage TypeTerms
Basic Limited Warranty3 years / 36,000 miles
Powertrain Warranty5 years / 60,000 miles
Roadside Assistance5 years / 60,000 miles

With strong reliability ratings and longer service intervals, the 2023 ProMaster is a cost-effective choice for fleet operations and owner-operators alike.


Final Verdict

The 2023 RAM ProMaster 3500 High Roof is more than just a cargo van—it’s a mobile command center for serious business. It’s roomy, efficient, customizable, and packed with tech and safety features that reduce downtime and boost productivity.

Whether you’re expanding a delivery fleet or building your first mobile workshop, the ProMaster 3500 offers a dependable and versatile solution. With RAM’s reputation for engineering excellence and flexible upfit options, this van checks every box for today’s commercial demands.