The Back of Cab Market size was valued at US$ 930.5 million in 2024 and is expected to reach US$ 1412.5 million by 2031; it is estimated to record a CAGR of 6.4% from 2025 to 2031.

The back of cab market is strategically positioned for substantial expansion, propelled by global push toward green mobility and sustainability is driving the demand for back of cab in various sectors within the transportation and automotive industries. Green mobility emphasizes reducing environmental impact by promoting electric vehicles (EVs), hybrid systems, alternative fuels, and improving overall vehicle efficiency. Governments worldwide are enacting stricter emissions regulations, offering subsidies for cleaner technologies, and encouraging the shift toward sustainable logistics. These trends are reshaping fleet operations and long-haul transportation strategies, where back of cab systems play a crucial role. These systems are used to store battery boxes, exhaust systems, cooling units, and aerodynamic fairings that are mounted behind the cab of the vehicle. It plays an integral role in optimizing vehicle performance, fuel efficiency, and space management. As sustainability goals drive the adoption of alternative powertrains and electrification, back of cab systems are being adapted to house electric battery modules, hydrogen fuel cells, and energy storage components. Furthermore, the increased need for efficient thermal management in electric trucks creates a demand for advanced back of cab to reduce vehicle weight and lower emissions, aligning with green mobility targets.

Fleet operators are prioritizing technologies that reduce operating costs and carbon footprints. This is driving investments in aerodynamic designs for the back of cabs that minimize drag, thereby enhancing fuel economy. The integration of smart systems for monitoring and managing back of cab further supports sustainability through predictive maintenance and optimized energy usage. As a result, the evolution of eco-friendly commercial transport and the shift toward green mobility creates demand for scalable and sustainable back of cab is boosting the market growth.

The back of cab market in Asia Pacific is characterized by region's rapid urbanization, rising middle class, and growing infrastructure expansion, leading to large increases in commercial vehicle fleets (trucks, lorries). Numerous countries, such as China, India, and the Association of Southeast Asian Nations (ASEAN), have seen accelerating vehicle manufacturing volumes, pushing component localization, cost sensitivity, and efficient supply chains. Additionally, governments in the region are increasingly enforcing emission norms and promoting cleaner fuels (e.g., LNG, CNG, biodiesel), which puts demands for efficient fuel delivery systems to handle varying fuel types. Also, last-mile logistics, e-commerce, and transport for building materials are expanding heavy utility vehicle usage in challenging terrain and climates. This increases the installation of durable, robust, and serviceable back of cab among fleet operators.

Quantum Fuel Systems, Hexagon Composites ASA, Worthington Enterprises, Cummins Inc, PACCAR Inc, T.L. Wood's, ProTech, American Truckboxes, LLC, SMTR Group, and INOX India Limited are among the key back of cab market players that are profiled in this market study.

The overall back of cab market size has been derived using both primary and secondary sources. Exhaustive secondary research has been conducted using internal and external sources to obtain qualitative and quantitative information related to the back of cab market size. The process also helps obtain an overview and forecast of the market with respect to all the market segments. Also, multiple primary interviews have been conducted with industry participants to validate the data and gain analytical insights. This process includes industry experts such as VPs, business development managers, market intelligence managers, and national sales managers, along with external consultants such as valuation experts, research analysts, and key opinion leaders, specializing in the back of cab market.