fits model: 450f, Yz450f. make: Yamaha.

( Brand: Rekluse ), ( Manufacturer Part Number: RMS-8307073 ), ( Part Type: Clutch )
The Rekluse RMS-8307073 RadiusX 4.0 clutch is a top-tier aftermarket clutch system designed to deliver exceptional performance and reliability for off-road motorcycles, specifically the Gas Gas and Yamaha EC450F and YZ450F models. This clutch is engineered to provide a smoother power delivery, improved engine efficiency, and extended clutch life with its advanced design and high-quality components.
At the heart of the RadiusX 4.0 clutch system is the patented Rekluse Automatic Centrifugal Clutch Technology. This dynamic system uses multiple ACC weights to transmit engine power to the drivetrain based on engine speed. The weights are designed to separate when engine RPM increases, and re-engage when RPM decreases, allowing the clutch to automatically engage and disengage, and reducing clutch leak and slip. This results in a more consistent power delivery, improving overall motorcycle performance and reducing rider fatigue.
The RadiusX 4.0 clutch system also features a next-generation lightweight clutch cover made of high-strength aluminum. This clutch cover is not only lightweight but also features a built-in cooling fan to help dissipate engine heat unwanted heat from the clutch. The clutch basket is CNC Machined from high-strength billet steel, and the clutch plates are made of high-quality materially like organic friction material.
The Rekluse RMS-8307073 RadiusX 4.0 clutch system is easy to install, with no need for complex engine modifications or special tools. It is compatible with standard clutch master cylinders, making it a direct replacement for the OEM clutch system. Additionally, it is designed to work seamlessly with the OEM flywheel, placing no additional requirements on the rider for clutch engagement or disengagement.
In summary, the Rekluse RMS-8307073 RadiusX 4.0 clutch is a high-performance, reliable, and easy-to-install solution for the Gas Gas EC450F and Yamaha YZ450F bikes. It utilizes advanced technologies like the patented Automatic Centrifugal Clutch System and high-strength materials to provide a smoother power delivery, improved engine efficiency, extended clutch life, and enhanced overall riding experience.
The Rekluse RCS-8307073 RadiusX 4.0 is a popular aftermarket clutch for dirt bikes, including the Gas Gas EC 450F and Yamaha YZ450F. In considering whether to buy this clutch kit, here's a list of potential pros and cons:
Pros:1. Improved clutch performance: The RadiusX 4.0 utilizes a radial design, which offers smoother engagement, better consistency, and a more direct power transfer to the rear wheel. This can lead to improved acceleration and overall riding experience.
2. Durability: Rekluse's clutches are recognized for their durability, providing long-lasting performance and reducing the need for frequent clutch replacement.
3. Low maintenance: This clutch design includes a self-adjusting system, minimizing the need for frequent adjustments and simplifying maintenance.
4. Improved cooling: The "hydro-clutch" design incorporates a cooling system that pulls engine coolant into the clutch area to help maintain consistent clutch temperatures, prolonging clutch life and improving performance.
5. Customizable: Rekluse offers various spring options to tailor the clutch tension to your riding style.
Cons:1. Cost: The Rekluse RadiusX 4.0 clutch kit is more expensive than stock clutches, making it a significant investment.
2. Installation: Installing the Rekluse clutch kit can be more complex than marginally more convenient bolt-on parts, requiring complete clutch removal and some additional modifications, increasing the installation cost.
3. Necessitates proper setup: To achieve the best performance, certain modifications to the engine and carburetor (or fuel injection) settings might be necessary. Proper setup, including the use of the correct weight centrifugal clutch springs, is essential for optimal clutch performance.
Conclusion:The Rekluse RCS-8307073 RadiusX 4.0 clutch offers numerous benefits like improved performance, enhanced durability, and reduced maintenance. However, it comes with a higher cost and more complex installation process compared to stock clutches. The choice ultimately depends on your priorities, budget, and level of expertise. If you're seeking better performance, are willing to invest in a high-quality aftermarket clutch, and have the necessary installation skills, the Rekluse clutch kit could be an excellent choice for your Gas Gas EC 450F or Yamaha YZ450F.
Recommendation:Considering the benefits outlined above, the Rekluse RCS-8307073 RadiusX 4.0 clutch is a strong recommendation for individuals who prioritize enhanced performance, durability, and customization on their dirt bikes. It's essential to ensure you have the financial resources and technical skills to install the kit and properly tune the engine and carburetor to achieve the best results. If the investment and commitment aren't feasible, sticking with a stock clutch or considering other budget aftermarket options may be more suitable for your needs.
On the outside of EXP disk, friction pads now match proprietary design found on Rekluse Doctrine clutch plates, this helps oil flow characteristics pack beneath, promoting improved cooling capability and consistent operation. More direct power delivery, improved durability, and rider-focused functionality. Internal wall bases re designed for strength and rigidity, which helps translate to a more connected lever feel the rider. Gas EC 450F 2012 -2015.
Rekluse RadiusX 4.0 Clutch #RMS-8307073 for Gas/Yamaha EC 450F/YZ450F: Updated EXP expanding friction disk assembly. This item fits the following applications. Engagement curve designs updated to better match modern motorcycle engine characteristics. More tuning options with varying wedge weights and EXP springs.
NOTE: Image is for reference only, actual product may vary slightly depending on your specific application. EXP 4.0 wedges have been improved to now use rolling contact with built-in pins. Rolling pins versus sliding creates less friction and resistance, providing smoother engagement a more responsive feel, creating stronger power delivery overall.