Top 7 Aircraft Ground Support Equipment Manufacturers
Key Takeaways
- High-quality GSE is essential to safe, efficient ground operations – equipment failures and poor-quality tools directly affect aircraft turnaround times, maintenance reliability, and ramp safety.
- Tronair and Unitron anchor the lineup for maintenance and power: Tronair covers the broadest range of aircraft maintenance GSE, while Unitron leads in diesel and electric GPU solutions with a strong focus on environmental sustainability.
- Start Pac fills a distinct niche with portable, battery-powered GPUs designed for ramp starts and field maintenance – making them particularly valuable where fixed ground power isn't available.
- Clyde Machines, Bogert Aviation, and KUNZ each serve specialized segments of the aircraft GSE market: commercial baggage handling and towbars, general aviation tooling and accessories, and aircraft wheel and brake shop equipment, respectively.
- David Clark is the trusted industry standard for aviation communication headsets, providing ground crews, pilots, and maintenance personnel with the noise attenuation and durability required for clear, reliable communication in high-noise ramp environments.
- PJi partners exclusively with OEM-approved manufacturers and supports every aircraft GSE purchase with expert guidance, global shipping, flexible financing, trade-ins, and nationwide mobile GSE service.
Ground support equipment (GSE) is the backbone of efficient, safe aircraft operations. From engine stands and hydraulic power units to ground power supplies and communication headsets, the quality of your aircraft GSE directly affects turnaround times, maintenance reliability, and ramp safety at airports and airfields worldwide.
At Pilot John International® (PJi®), we partner exclusively with manufacturers whose products meet the rigorous demands of aviation professionals. In this article, we'll highlight seven of the most trusted names in aircraft ground support equipment and explain why each earns its place in our lineup.
Tronair
Tronair is one of the most recognized names in aviation ground support, offering an exceptionally broad range of aircraft GSE that includes aircraft jacks, hydraulic power units, towbars, engine stands, maintenance platforms, and much more. Known for meticulous craftsmanship and consistent quality, Tronair's ground support equipment is designed to support a wide range of aircraft types – from light general aviation to large commercial jets. Whether you're outfitting an MRO, an FBO, or an airline maintenance operation, Tronair's depth of product coverage and commitment to reliability make it a go-to source for aviation professionals worldwide.
Unitron
Unitron specializes in ground power units (GPUs) for aviation, offering both diesel-powered and electric options to meet a variety of operational needs. The company's focus on efficiency, reliability, and environmental sustainability sets it apart in the GPU segment of the aircraft GSE market. Unitron's ground support equipment is engineered to deliver stable, consistent power output while minimizing environmental impact – a combination that resonates with operators working toward greener, more cost-effective ramp operations.
Clyde Machines
Clyde Machines has built a strong reputation as a manufacturer of commercial baggage handling equipment and aircraft towbars. Known for durable construction and the ability to develop custom aircraft GSE solutions for unique operational requirements, Clyde consistently delivers ground support equipment tailored to the specific demands of commercial ground handling environments. The company's focus on product quality and customer-specific engineering has made it a trusted partner for airport operators and ground handling companies worldwide.
Bogert Aviation
Bogert Aviation is a well-established GSE manufacturer serving the general aviation market, with a product line that includes aircraft towbars, jack adapters, strut servicing tools, and a variety of specialty maintenance solutions. With more than 40 years of experience, Bogert Aviation has built a reputation for practical, pilot- and mechanic-friendly aircraft ground support equipment that simplifies general aviation ground handling and maintenance tasks. The company's commitment to quality and customer satisfaction has earned it loyal relationships throughout the GA community.
KUNZ
Family-owned and headquartered in Germany since 1987, KUNZ has established itself as the global industry benchmark for aircraft wheel and brake shop equipment, with more than 100 specialized GSE products in use at over 250 workshops across 100+ countries. The company's lineup includes tire bead breakers, tire inflation cages, wheel assembly and disassembly tools, and brake test stands – all engineered to accommodate wheels and brakes from every major OEM. KUNZ's lean workflow design philosophy has been shown to reduce brake maintenance time by up to 30% and increase wheel shop throughput by up to 50%, making its aircraft GSE a trusted choice for airlines, MROs, OEMs, and military operators worldwide.
Start Pac
Start Pac is a long-established leader in portable and mobile aircraft ground power, with more than 25 years of experience producing battery-powered aircraft power supplies designed for ramp use. A family-owned company, Start Pac has built its reputation on field-proven reliability – its portable GPU units support aircraft engine starts, avionics power, and cabin systems across general aviation, business aviation, and military applications. Its compact, lightweight designs make Start Pac's ground support equipment particularly well-suited for remote locations, line maintenance, and hangars without fixed power infrastructure.
David Clark
David Clark Company is one of the most respected names in aviation communication, with a decades-long track record of producing high-quality headsets trusted by ground crews, pilots, and maintenance personnel worldwide. Its aviation GSE headsets are engineered for exceptional noise attenuation – critical for clear coordination on the airport ramp, where jet engines, ground power units, tugs, and other aircraft ground support equipment create a consistently high-noise environment. Built for durability and extended wear, David Clark headsets are designed to withstand the demands of daily aviation use without sacrificing the comfort required for long shifts on the ramp or in the hangar.
The Bottom Line
High-quality ground support equipment is a direct investment in the safety, efficiency, and reliability of every aircraft operation. The seven manufacturers profiled above represent some of the most trusted names in aircraft GSE — each leading their respective segment of the market with products built to the standards aviation professionals depend on.
PJi is an authorized distributor for all of these manufacturers and many more, backing every aircraft ground support equipment purchase with expert guidance, global shipping, flexible financing, and comprehensive GSE service support – including trade-ins and nationwide mobile service. Whether you're outfitting a new facility or upgrading your existing ground support equipment fleet, our aviation specialists are ready to help you find the right solution.
Browse PJi's full range of aircraft GSE, or reach out to our team by phone, email, or live chat today.
Frequently Asked Questions
What is aircraft ground support equipment, and why is it important?
Aircraft ground support equipment (GSE) encompasses the specialized tools, vehicles, and systems used to service, maintain, and support aircraft while they're on the ground. Aircraft GSE includes everything from hydraulic power units, ground power units, and engine stands to towbars, baggage handling equipment, maintenance platforms, and communication headsets. The quality and reliability of ground support equipment directly affect aircraft turnaround times, maintenance accuracy, ramp safety, and regulatory compliance – making it as critical to safe operations as the aircraft systems it supports.
What types of aircraft GSE does Tronair manufacture?
Tronair is one of the most comprehensive aircraft ground support equipment manufacturers in the industry, offering a wide range of products including aircraft jacks, tail stands, hydraulic power units, towbars, engine and propeller stands, maintenance platforms, and servicing tools. Its GSE is designed to support everything from light general aviation aircraft to large commercial jets, making Tronair a versatile solution for MROs, FBOs, airlines, and military maintenance operations. Tronair is particularly well-regarded for the breadth of its product range and the consistency of its build quality across the entire lineup.
What is the difference between diesel and electric ground power units?
Diesel ground power units (GPUs) are self-contained and don't require access to external electrical infrastructure, making them well-suited for remote operations, field maintenance, and locations without reliable grid power. Electric GPUs, like those offered by Unitron, draw from an external electrical supply and produce zero direct emissions during operation – a preferred choice for operators working toward more sustainable ground operations. The right GPU type depends on the operational environment, power availability, cost considerations, and the operator's sustainability objectives.
What makes KUNZ the global benchmark for aircraft wheel and brake shop equipment?
KUNZ has built its reputation over nearly four decades by designing specialized GSE purpose-built for aircraft wheel and brake maintenance, with products now in use at more than 250 workshops across 100+ countries. Its tools are designed around a lean workflow philosophy that has been shown to reduce brake maintenance time by up to 30% and increase wheel shop throughput by up to 50% – measurable efficiency gains that translate directly to reduced aircraft-on-ground (AOG) time. KUNZ ground support equipment accommodates wheels and brakes from every major OEM, making it a universal solution for airlines, MROs, and military operators worldwide.
What are the advantages of portable battery-powered ground support equipment like Start Pac GPUs?
Portable battery-powered ground support equipment, like Start Pac's GPU units, provides aircraft ground power without requiring fixed infrastructure, making them ideal for ramp operations, remote airfields, and hangars that lack dedicated ground power connections. Their compact, lightweight construction makes them easy to transport between aircraft, reducing setup time and improving operational flexibility across the ramp. For general aviation, business aviation, and military applications where aircraft may be serviced in a variety of locations and conditions, portable GPUs eliminate the infrastructure dependency that comes with traditional fixed ground power systems.
Why are communication headsets considered essential GSE for airport ramp operations?
The airport ramp is one of the noisiest working environments in any industry, with jet engines, ground power units, tugs, baggage handling equipment, and other aircraft GSE creating sustained high noise levels that make unaided verbal communication unreliable. High-quality communication headsets – like those manufactured by David Clark – provide the noise attenuation needed to maintain clear, dependable communication between ground crews, pilots, and maintenance personnel during pushbacks, engine starts, and other time-critical ramp procedures. Clear ramp communication is directly linked to safety outcomes, making quality headsets as important to ground operations as any piece of physical aircraft ground support equipment.
What should aviation maintenance teams consider when selecting aircraft GSE?
When selecting aircraft ground support equipment, maintenance teams should prioritize compatibility with the specific aircraft types in their fleet – particularly for tools like towbars, jack adapters, and wheel maintenance equipment that must match precise aircraft specifications. Build quality, manufacturer reputation, and availability of ongoing service support are equally important considerations, since GSE failures can ground aircraft and disrupt operations at the worst possible time. Working with an authorized distributor like PJi ensures access to OEM-approved ground support equipment, expert product guidance, and comprehensive support services, including trade-ins, flexible financing, and mobile GSE service.
