Caterpillar Inc. manufactures and sells construction and mining equipment, off-highway diesel and natural gas engines, industrial gas turbines, and diesel-electric locomotives in worldwide. Its Construction Industries segment offers asphalt pavers, compactors, road reclaimers, forestry machines, cold planers, material handlers, track-type tractors, excavators, telehandlers, motor graders, and pipelayers; compact track, wheel, track-type, backhoe, and skid steer loaders; and related parts and tools. The company's Resource Industries segment provides electric rope and hydraulic shovels, draglines, rotary drills, hard rock vehicles, tractors, mining trucks, wheel loaders, off-highway and articulated trucks, wheel tractor scrapers and dozers, fleet management products, landfill and soil compactors, machinery components, autonomous ready vehicles and solutions, work tools, and safety services and mining performance solutions, as well as related parts and services. Its Energy & Transportation segment offers reciprocating engine powered generator sets; reciprocating engines, drivetrain, and integrated systems and solutions; turbines, centrifugal gas compressors, and related services; and diesel-electric locomotives and components, and other rail-related products. The company's Financial Products segment provides operating and finance leases, installment sale contracts, revolving charge accounts, repair/rebuild financing services, working capital loans, and wholesale financing; and insurance and risk management products and services. Its All Other Operating segment offers filters and fluids, undercarriage, ground engaging tools, fluid transfer products, precision seals, and rubber sealing and connecting components; parts distribution; logistics solutions and distribution services; brand management and marketing strategy services; and digital investments services. Caterpillar Inc. was founded in 1925 and is headquartered in Irving, Texas.

Genuine Parts Company distributes automotive replacement parts, and industrial parts and materials. It operates in two segments: Automotive Parts Group and Industrial Parts Group segments. The company distributes automotive replacement parts for hybrid and electric vehicles, trucks, SUVs, buses, motorcycles, recreational vehicles, farm vehicles, small engines, farm equipment, marine equipment, and heavy duty equipment; and equipment and parts used by repair shops, service stations, fleet operators, automobile and truck dealers, leasing companies, bus and truck lines, mass merchandisers, farms, and individuals. It also distributes industrial replacement parts and related supplies, such as abrasives, adhesives, sealants and tape, bearings, chemicals, cutting tools, electrical, facility maintenance, hose and fittings, hydraulics, janitorial, mechanical power transmission, pneumatics, process pumps and equipment, safety, seals and gaskets, and tools and testing instruments, as well as maintenance, repair, and operation customers in aggregate and cement, automotive, chemical and allied products, equipment and machinery, equipment rental and leasing, fabricated metals, food and beverage, iron and steel, lumber and wood, oil and gas, pulp and paper, and rubber products. In addition, the company provides various services and repairs comprising gearbox and fluid power and process pump assembly and repair, hydraulic drive shaft repair, electrical panel assembly and repair, hose and gasket manufacture and assembly. It operates in the United States, Canada, France, the United Kingdom, Ireland, Germany, Poland, the Netherlands, Belgium, Spain, Portugal, Australia, New Zealand, Mexico, Indonesia, and Singapore. The company was incorporated in 1928 and is headquartered in Atlanta, Georgia.

Allison Transmission Holdings, Inc., together with its subsidiaries, designs, manufactures, and sells fully automatic transmissions for medium- and heavy-duty commercial vehicles and medium- and heavy-tactical U.S. defense vehicles, and electrified propulsion systems worldwide. It provides commercial-duty on-highway, off-highway and defense fully automatic transmissions, and electric hybrid and fully electric systems. The company offers transmissions for various applications, including distribution, refuse, construction, fire, and emergency on-highway trucks; school and transit buses; motor homes; energy, mining, and construction off-highway vehicles and equipment; and wheeled and tracked defense vehicles. It provides its transmissions and electric propulsion solutions under the Allison Transmission brand name; and remanufactured transmissions under the ReTran brand name. The company also sells branded replacement parts, support equipment, aluminum die cast components, and other products necessary to service the installed base of vehicles utilizing its solutions, as well as defense kits, engineering services, and extended transmission coverage services to various original equipment manufacturers, distributors, and the U.S. government. It serves customers through an independent network of approximately 1,600 independent distributor and dealer locations. The company was formerly known as Clutch Holdings, Inc. Allison Transmission Holdings, Inc. was founded in 1915 and is headquartered in Indianapolis, Indiana.

Generac Holdings Inc. designs, manufactures, and distributes various energy technology products and solution worldwide. The company offers residential automatic standby generators, automatic transfer switch, air-cooled engine residential standby generators, and liquid-cooled engine generators; Mobile Link, a remote monitoring system for home standby generators; residential storage solution, which consists of a system of batteries, an inverter, photovoltaic optimizers, power electronic controls, and other components; smart home solutions, such as smart thermostats and a suite of home monitoring products. It also provides smart home energy management devices and sensors for heating and cooling system; smart doorbell cameras; and portable and inverter generators; multiple portable battery solutions; manual transfer switches; outdoor power equipment, including trimmers, field and brush mowers, log splitters, stump grinders, chipper shredders, lawn and leaf vacuums, and pressure washers and water pumps; and battery-powered turf care products. In addition, the company offers commercial and industrial products comprising cleaner-burning natural gas fueled generators; light-commercial standby generators and related transfer switches; stationary generators; single-engine industrial generators; industrial standby generators; industrial transfer switches; light towers, mobile generators, commercial mobile pumps, heaters, dust-suppression equipment, and mobile energy storage systems; stationary energy storage system and related inverter products; and aftermarket service parts and product accessories. The company distributes its products through independent residential dealers, industrial distributors and dealers, national and regional retailers, e-commerce partners, electrical/HVAC/solar wholesalers, solar installers, catalogs, equipment rental companies, and other equipment distributors; and directly to end users. The company was founded in 1959 and is headquartered in Waukesha, Wisconsin.

BorgWarner Inc., together with its subsidiaries, provides solutions for combustion, hybrid, and electric vehicles worldwide. It offers turbochargers, eBoosters, eTurbos, timing systems, emissions systems, thermal systems, gasoline ignition technology, smart remote actuators, powertrain sensors, cabin heaters, battery modules and systems, battery heaters, and battery charging. The company provides power electronics, control modules, software, friction, and mechanical products for automatic transmissions and torque-management products. It sells its products to original equipment manufacturers of light vehicles, which comprise passenger cars, sport-utility vehicles, vans, and light trucks; commercial vehicles, including medium-duty and heavy-duty trucks, and buses; and off-highway vehicles, such as agricultural and construction machinery, and marine applications, as well as to tier one vehicle systems suppliers and the aftermarket for light, commercial, and off-highway vehicles. The company was formerly known as Borg-Warner Automotive, Inc. BorgWarner Inc. was incorporated in 1987 and is headquartered in Auburn Hills, Michigan.

Dana Incorporated, together with its subsidiaries, provides power-conveyance and energy-management solutions for vehicles and machinery in North America, Europe, South America, and the Asia Pacific. The company operates through four segments: Light Vehicle Drive Systems, Commercial Vehicle Drive and Motion Systems, Off-Highway Drive and Motion Systems, and Power Technologies. It offers drive systems, including axles, driveshafts, transmission, and wheel and track drives; motion systems, such as winches, slew drives, and hub drives; and electrodynamic technologies comprised of motors, inverters, software and control systems, battery-management systems, and fuel cell plates. The company also provides sealing solutions, such as gaskets, seals, cam covers, and oil pan modules; thermal-management technologies, including transmission and engine oil cooling, battery and electronics cooling, charge air cooling, and thermal-acoustical protective shielding; and digital solutions that include active and passive system controls, as well as descriptive and predictive analytics. It serves vehicle manufacturers in the global light vehicle, medium/heavy vehicle, and off-highway markets, as well as the stationary industrial market. The company was formerly known as Dana Holding Corporation and changed its name to Dana Incorporated in August 2016. Dana Incorporated was founded in 1904 and is headquartered in Maumee, Ohio.

China Yuchai International Limited, through its subsidiaries, manufactures, assembles, and sells diesel and natural gas engines for trucks, buses and passenger vehicles, marine, industrial, construction, agriculture, and generator set applications in the People's Republic of China and internationally. It operates through two segments, Yuchai and HLGE. The Yuchai segment manufactures on- and off-road powertrain solutions and applications. The HLGE is engaged in hospitality and property development activities. The company provides diesel engines comprising 4- and 6-cylinder diesel engines, high horsepower marine diesel engines, and power generator engines; natural gas engines, methanol combustion engines, diesel power generators, diesel engine parts, and remanufacturing services; as well as plug in hybrid engines, range extenders, power generation powertrains, hybrid powertrains, integrated electric drive axel powertrains, and fuel cell systems. It also offers maintenance and retrofitting services. It distributes its engines directly to auto original equipment manufacturers, agents, and retailers. The company was founded in 1951 and is based in Singapore.

Standard Motor Products, Inc. manufactures and distributes replacement automotive parts in the United States and internationally. The company operates through three segments: Vehicle Control, Temperature Control, and Engineered Solutions segments. The company provides components for the ignition, emissions, and fuel delivery systems, such as air injection and induction components, air management valves, regulators and solenoids, exhaust gas recirculation components, fuel injectors and related components, fuel valves, ignition coils, connectors and sockets, modules, pumps, relays and fuses, starting and charging system parts, and vapor and purge components. It also offers electrical switches and actuators; chassis and drivetrain sensors, such as anti-lock brake and vehicle speed sensors; fluid level sensors; pressure sensors comprising tire pressure monitoring; temperature sensors; sensors for advanced driver assistance systems; battery cables, pigtails, and sockets, as well as various electrical wire, terminals, connectors, and tools for servicing a vehicle's electrical system; and spark plug, coil on plug boots, and ignition system accessories. In addition, the company offers AC system components that include compressors, air conditioning repair kits, connecting lines, heat exchangers, and expansion devices; parts that provide engine, transmission, electric drive motor, and battery temperature management; thermal management products, sensors, switches, power distribution, electrification and electronics, injections and fuel delivery, ignition and emissions, and clamping devices for commercial and light vehicles, construction, agriculture, power sports, marine, hydraulics, and lawn and garden sectors. It serves retailers and distributors, original equipment manufacturers and their suppliers, system integrators, and original equipment service part manufacturers. The company was founded in 1919 and is headquartered in Long Island City, New York.