Racing Clutch RCS 200 - Organic

SACHS RCS 200 Racing Clutch, Organic 7.8 mm

The SACHS RCS 200 racing clutch from ZF Motorsport is a modular 200 mm clutch system for highly loaded motorsport drivetrains. The series combines high torque capacity with well-controlled clutch engagement, precise disengagement and reduced stress on the connected drivetrain components. Typical applications include racing cars, track tools, clubsport projects and high-performance motorsport vehicles where drivability and controllable torque transfer are important.

This category includes SACHS RCS 200 racing clutches with Organic 7.8 mm friction discs. The designation O7.8 describes an organic clutch disc with 7.8 mm lining thickness. The organic friction lining offers a softer friction characteristic than sintered metal or carbon and enables well-modulated clutch engagement with high load capacity within the intended temperature range.

Technical versions of the SACHS RCS 200 racing clutch

The versions differ mainly in the number of friction discs, transmittable torque capacity and thermal reserve. More friction discs increase the effective friction surface and allow higher torque transmission in a compact design. The version with organic friction lining is designed for controllable modulation, consistent disengagement behaviour and reduced drivetrain stress.

Organic 7.8 mm friction discs with controllable characteristics

The Organic 7.8 mm friction disc is designed for softer and more controllable clutch engagement. Compared with more aggressive friction materials, the organic lining provides smoother torque transfer, consistent pedal characteristics and lower stress on the gearbox, driveshafts and flywheel friction surface.

The lining thickness of 7.8 mm provides a high wear volume and good service life within the intended operating range. This makes the SACHS RCS 200 racing clutch with organic friction lining particularly suitable for applications where drivability, controlled starts and consistent disengagement behaviour are more important than maximum launch aggressiveness or extreme temperature resistance.

Complete clutches and spare parts for SACHS RCS 200

The category includes complete SACHS RCS 200 racing clutches with organic friction lining as well as matching spare parts and wear parts for service, overhaul and rebuilding. These include clutch discs, pressure plates, intermediate plates, clutch covers, release rings, adapter plates and further components of the modular RCS system.

In motorsport use, friction discs, pressure plates, intermediate plates and cover components are checked regularly depending on operating time, thermal load and wear condition. The modular design allows targeted replacement of individual components and supports service-friendly maintenance of the clutch assembly.

Benefits of the RCS 200 with organic friction lining

The SACHS RCS 200 racing clutch with Organic 7.8 mm friction discs combines high torque capacity with a well-controlled friction characteristic. The organic lining supports clean starts, consistent pedal feel and reduced drivetrain stress, while the modular design allows adaptation to different torque requirements.

Applications

The RCS 200 racing clutch with organic friction lining is suitable for motorsport applications where high torque values need to be combined with good drivability and controllable torque transfer. The Organic 7.8 mm friction lining is particularly suitable for drivetrains where modulation, consistent disengagement behaviour and reduced component stress are important.

• Circuit racing: well-controlled torque transfer during repeated load changes
• Trackday & clubsport: high load capacity with better modulation during launch
• Endurance racing: consistent pedal feel and stable disengagement behaviour over many cycles
• Rally & hill climb: controllable torque transfer under changing conditions and short operating windows
• Racing projects: RCS 200 clutch with high torque capacity and moderate friction characteristic

Organic, sintered or carbon: technical classification

The choice of friction material influences response, temperature resistance, wear behaviour and drivetrain stress. An organic friction lining offers the softest and most controllable characteristic within the RCS friction materials. Sintered metal is lighter, more temperature-resistant and more direct, while carbon is used for very high thermal loads and particularly compact high-performance applications.

The RCS 200 racing clutch with Organic 7.8 mm friction discs is therefore a suitable technical choice when controllable torque transfer and lower aggressiveness during clutch engagement are the main priorities. At very high temperatures, repeated aggressive starts or maximum thermal load, an RCS version with sintered-metal or carbon friction material may be more suitable.

Technical selection: torque, friction discs and hub profile

Engine output, maximum engine torque and thermal load limit are decisive for selecting the correct SACHS RCS 200 racing clutch. The stated transmittable torque describes the maximum transmittable engine torque of the respective version without additional safety margin. Depending on application, vehicle weight, tyre grip, gearing, start load, temperature development and load duration, the clutch should be dimensioned with sufficient reserve or deliberately oversized.

A clutch that is operated permanently close to its maximum torque capacity can be exposed to higher thermal and mechanical loads. For applications with high launch torque, frequent starts, strong grip, high vehicle mass or long load duration, a larger torque reserve is advisable. The specification should therefore be based on the real vehicle load and not solely on theoretical engine torque.

In addition to torque capacity, flywheel, release system, release travel, installed height and the correct hub profile for the gearbox input shaft are decisive. Only when these parameters precisely match the complete drivetrain will torque transmission, disengagement behaviour and durability function reliably.

Frequently asked questions about the SACHS RCS 200 racing clutch with organic friction lining