Advanced Clutch
| Advanced Clutch Technology There are no shortcuts to excellence. For unmatched clutch quality, feel and durability insist on ACT! ACT is a leading manufacturer of clutches and flywheels for both street and racing applications. | | 
ARK Design
| ARK Design has engineered high performance clutches and many other high tech parts. | | 
Carbontec
| The continually evolving carbon clutches and carbon LSDs, under the brand name of Carbonetic, are considered to be standard tuning gear in the Sport Compact automotive aftermarket, as they offer improved performance, control and cost effectiveness. | |
 Centerforce
| Centerforce is proud to be recognized as the leading manufacturer of performance clutch and pressure plate systems in the United States. Centerforce’s reputation as the clutch system of choice stretches back to the early 1980’s. | | 
Clutch Masters
| All Clutch Masters clutches are specifically designed for varying stages of high performance and/or racing uses. From the street to the racer who needs a clutch to survive under the grueling conditions of competition, Clutch Masters has them all. | | 
Competition Clutch
| Competition Clutch specializes in manufacturing sport compact clutch assemblies ranging from street driven to full race applications. You will find their products being proudly used in some of the fastest sport compact race cars in the country. | |
Cusco
| The Cusco goal is to become the best professional manufacturing company possible. Cusco listens closely to their customers' opinions and ever-changing needs. The company manufactures a full range of Sport Compact suspension & driveline components. | | 
Eaton Differential
| When it comes to providing traction, only Eaton offers a solution for every traction need. As the world's largest producer of differentials, Eaton provides innovative traction solutions to OEM’s and the automotive aftermarket. | | 
Exedy Racing Clutch
| Exedy produces advanced OEM as well as racing clutches, flywheels, clutch fork, clutch thrust release bearings, clutch cable and accessories. Exedy specializes in stage 1,stage 2, hypersingle, multiplate and carbon series clutches for racing. | |
Fidanza
| With ground-breaking new designs, the latest manufacturing technologies and the most advanced materials, Fidanza consistently leads the way in producing high-quality aluminum flywheels, clutches, cam gears, flex plates, CV shafts and short throw shifters. | | 
Hays
| Hays builds a wide range of high performance clutches for street and strip applications including pressure plates, discs, flywheels and complete clutch kits. Hays also has a complete line of custom-built specialty clutches for drag racing and tractor-pulling applications. | | 
Moroso Performance
| Moroso Performance produces a performance differential and a very large variety of driveline related accessories. | |
Moser Engineering
| Moser Engineering manufactures aftermarket performance axles, rear ends and driveline components for various racing applications. Their ultimate axles are approved by both the NHRA and IHRA which can simultaneously be used in street vehicles. | | 
Motive Gear Performance Differential
| Motive Gear is a manufacturer of axles, differentials, ring & pinion gear sets and related driveline components for OEM and high performance applications. | | 
PEM Racing
| PEM Racing is a quality manufacturer of racing gears, axles, third member, rear ends and drivetrain components. These hard core components are built tough for the abuses of drag, circle track and off road racing. | |
Quaife
| Quaife has learned a huge amount about limited slip differentials from all of the years in business. This has been enhanced by the hands on approach to developing Quaife products and technology through racing. | | 
Ram Clutch
| Ram Clutches is a manufacturer of performance and racing clutch systems, flywheels, pressure plates and clutch disks. | |  Richmond Gear
| Richmond Gear is the leading manufacturer of professional quality, hi-performance ring and pinion set. For over 80 years, the Double Diamond has signified the highest quality gears in the racing industry! | |
Spec Clutch
| Spec Clutches is a manufacturer of clutches and flywheels for street high performance and racing. They feature clutch kits from street kits including stages 1,2,2+, 3, and 3+ to full race kits Stages 4 and 5 and the new Spec Super Twin Disc. | | 
Zoom Performance Clutches
| Since 1966, ZOOM has provided racers and enthusiasts with performance proven complete performance clutch sets, flywheels, cam gears and flex plates. All for a wide variety of sport compact, severe duty truck, circle track and muscle car applications. | | |
