Imperial Engineering is pleased to be an authorised primary distributor for a number of leading global Original Equipment bus and coach parts manufacturers:


Bosch is a leading global supplier of technology and services to a wide variety of industries, including the automotive OE market. The Bosch Automotive Aftermarket division provides the aftermarket and workshops worldwide with a complete range of diagnostic and repair equipment and a wide range of replacement bus parts, from new and exchange parts, to its accredited repair solutions for all vehicles.

Dana Spicer

Spicer Drivetrain is part of Dana, a world leader in highly engineered solutions for improving the efficiency, performance, and sustainability of powered vehicles and machinery. Dana supports the passenger, commercial, public service and off-highway markets, as well as industrial and stationary equipment applications.

GKN Driveline

GKN Driveline, a division of global engineering group GKN, is the leading automotive driveline technology and systems engineer. With a comprehensive global footprint, GKN Driveline designs, develops, manufactures and integrates an extensive range of driveline technologies for over 90% of the world’s vehicle manufacturers.


With over 100 years of focused innovation, Haldex holds unrivalled expertise in brake systems and air suspension systems for heavy trucks, trailers, coaches and buses. Haldex develops and provides reliable and innovative bus brake and coach braking solutions that improve safety, vehicle dynamics and environmental sustainability in the global commercial vehicle industry.


Knorr-Bremse Group is the world’s leading manufacturer of braking systems for rail, public service and commercial vehicles. For over 110 years the company has pioneered the development, production, marketing and servicing of state-of-the-art bus air braking systems. Knorr-Bremse is a supplier to all of the world’s leading commercial and public service vehicle manufacturers.


Meritor is a leading global bus parts supplier of drivetrain, mobility, braking and aftermarket solutions for commercial vehicle and industrial markets. Meritor supplies drivetrain systems and components including axles, drivelines, braking and suspension systems, primarily for medium and heavy trucks, as well as bus and coach braking applications.

Imperial supplies PSS products


PSS is a market leading specialist in the manufacture of steering columns, bus power steering pumps, hydraulic equipment, and precision engineered parts. As well as manufacturing Original Equipment products from concept to completion, they are market leaders in remanufacturing aftermarket parts to Original Equipment standards.


Wabco is a leading global supplier of technologies and services that improve the safety, efficiency and connectivity of public service and commercial and vehicles. Founded nearly 150 years ago, Wabco continues to pioneer breakthrough innovations for advanced driver assistance, bus air braking, stability control, suspension, transmission automation and aerodynamics.