# Sportsmobile Promaster 154S

154S is a class b floor plan by Promaster (Sportsmobile).

## Specs (2026 model year)

| Spec | Value |
| --- | --- |
| Length | 19 ft 8 in |
| Sleeps | 2 |
| Slide-outs | 0 |

## Model years

2026. Year-specific specs: `https://rvenvy.com/class-b-motorhomes/sportsmobile/promaster/154s?year={year}`

## Overview

This compact 20-foot Class B proves you don't need to sacrifice comfort for maneuverability. Built on the reliable Promaster chassis, it features a full bathroom - a luxury many smaller motorhomes skip. The efficient layout sleeps two while maintaining the nimble driving experience that makes Class B motorhomes ideal for exploring tight campgrounds and urban areas.

## Inventory

No units currently for sale. Search similar inventory: https://rvenvy.com/inventory

Floor plan diagram: https://images.rvenvy.com/6687a24a8195bef9a5a798a131cfb4263d699d91b54f944e438e7707def54425/1024.webp

Canonical page: https://rvenvy.com/class-b-motorhomes/sportsmobile/promaster/154s