Optimal S1 Low Floor Electric Shuttle

The Optimal S1 combines a low-floor design with seating for up to 21 passengers and battery-electric operation for community, campus, microtransit and other local transportation needs.

Overview

Low-floor access. All-electric.

With an 11-inch step-in height, wide passenger entrance and flexible seating configurations, the Optimal S1 provides a more accessible way to move passengers.

Available floorplans accommodate up to 21 passengers and can be configured around different seating and wheelchair needs.

Feature Highlights

Low-Floor Passenger Access

An 11-inch step-in height and 42-inch-wide door opening provide a low-floor path into the passenger cabin.

Battery-Electric Operation

Battery-electric propulsion provides an electric option for community, campus, microtransit and other local transportation applications.

Flexible Seating & Accessibility

Available floorplans let you configure the S1 around passenger capacity, wheelchair positions and the people you serve.

Specifications

Key Specs
Chassis	E450 Ford Chassis Platform
GVWR	14,500 lbs
Battery	Proterra Battery, 123 kWh
Traction Motor	280 kW
Max Speed	70 mph
Level 2 AC Charging	Standard, under 8 hours
DC Fast Charging	Optional, under 2 hours
Gradeability	30% @ GVWR
Exterior Width	101.6"
Exterior Height	109.9"
Bumper-to-Bumper Length	26.6'
Wheelbase	212.0"
Ground to First Step	11.0"
Interior Width	97.8"
Interior Height	78.6"
Door Opening	42" × 79.6"
Max Capacity	Up to 21 passengers

Floorplans

Available Contracts

TIPS Contract 260204

A national cooperative purchasing contract for buses and other transportation vehicles, available to eligible schools, municipalities, public agencies and other organizations.

GA DOAS-99999-SPD-SPD0000212-0010

A Georgia statewide contract for public mass transit vehicles and related options, equipment and accessories through the Georgia Department of Administrative Services.

State of Oklahoma SW0797

An Oklahoma statewide contract covering eligible mobility vans, low-floor shuttles and other transportation vehicles for state and local government agencies.

ABC Financial Services

Financing options built around your operation.

Explore financing and leasing options designed to support your budget, timeline and vehicle needs.

Explore Financing Options

Virtual Tour

Step inside the Optimal S1.

Explore the passenger entrance, driver's area, seating configurations and interior features through an interactive 360° tour.

Frequently Asked Questions

What kind of financing options are available?

ABC offers financing and leasing solutions for fleet operators purchasing motorcoaches, transit buses, shuttles, and other commercial passenger vehicles. Options vary by vehicle, business needs, and credit profile.

How much will a new shuttle cost?

Shuttle bus pricing varies by vehicle size, manufacturer, configuration, accessibility features, options, and availability. Review current inventory and talk with our team about the right fit for your budget.

Do you sell both new and pre-owned vehicles?

Yes. We carry new, pre-owned, and repowered vehicles across motorcoach, transit, shuttle, van, and EV categories—so you can find the right vehicle at the right price point for your operation.

How do I get started with buying or leasing a vehicle?

Talk to a fleet specialist about your routes, passenger capacity, budget, and goals. We can help you evaluate vehicles, financing, customization, and delivery options.

Can you help me choose the right vehicle for my operation?

Yes. Tell us about your routes, passenger capacity, accessibility needs, budget, and operating goals, and our team can help you compare vehicle options that fit your operation.

Do you offer financing and leasing?

Yes. We offer financing and leasing built specifically for fleet operators, structured around your budget, procurement requirements, and timeline. Explore financing options or talk to a specialist to get started.

What size vehicles do you offer?

ABC Companies offers low-speed vehicles, passenger vans, shuttle buses, transit buses, and motorcoaches, including double-deck models that seat up to 81 passengers.