fits model: Wr450f, Yz450f, 450f. make: Yamaha.

( Brand: Rekluse ), ( Manufacturer Part Number: RMS-8907073 ), ( Part Type: Clutch )
The Rekluse RMS-8907073 Radius CX 4.0 clutch is a high-performance aftermarket clutch system specifically designed for Yamaha WR450F, YZ450F, and EC 450F motorcycles. This clutch system stands out with its advanced features and innovative design to deliver smoother power delivery, improved engine response, and enhanced durability compared to the stock clutch.
The Radius CX 4.0 clutch features Rekluse's patented Centrifugal Clutch Technology, which utilizes a weighted flywheel that automatically engages and disengages the clutch as engine RPM increases and decreases. This results in a more consistent power delivery and reduces the need for frequent clutch lever engagement, thus reducing rider fatigue and allowing for better control.
The system is constructed using premium materials, including a high-strength steel clutch basket, a lightweight aluminum clutch cover, and an engineered clutch plate assembly. The clutch plates are made with a heat-treated steel friction material, ensuring superior clutch engagement and longevity.
The Radius CX 4.0 clutch also comes with an adjustable clutch lever, allowing riders to fine-tune the clutch lever pull to their preference. The lever features a progressive feel, making it easier to modulate the clutch and maintain smooth power delivery.
Additionally, the clutch system includes an optional remote reservoir kit, which offers the convenience of adjusting the clutch lever freeplay and bleed the system without removing the tank. The remote reservoir kit is easily installed and can be mounted on the handlebar for quick and easy access.
In summary, the Rekluse RMS-8907073 Radius CX 4.0 clutch is an excellent upgrade for Yamaha WR450F, YZ450F, and EC 450F motorcycles. It delivers smoother power delivery, improved engine response, and enhanced durability, making it an essential addition for riders seeking to optimize their riding experience.
The RK Racing RMS-8907073 Radius CX 4.0 clutch kit is a popular aftermarket option for Yamaha WR450F, YZ450F, and EC 450F motorcycles. This clutch kit offers several advantages and disadvantages, making it essential to consider both before making a decision.
Advantages:1. Improved Clutch Feel: The RK Radius CX 4.0 clutch provides a more progressive and consistent clutch feel, allowing riders to have better control and precision while riding.
2. Enhanced Clutch Durability: RK clutches are known for their durability and strength, which can help prolong the life of your motorcycle's clutch system.
3. Reduced Engine Wear: This clutch kit is designed to reduce engine wear by providing smoother engagement and disengagement, which can help extend the life of the engine.
4. Lightweight: The RK Radius CX 4.0 clutch is lighter than the stock clutch, which can help improve acceleration and overall performance.
5. Customizable: RK offers various spring rates and clutch plates to help riders tailor the clutch to their specific riding style and conditions.
Disadvantages:1. Cost: The RK Radius CX 4.0 clutch kit is more expensive than the stock clutch, which can be a deterrent for some riders.
2. Installation Complexity: Installing the RK Radius CX 4.0 clutch kit can be a complex process and may require professional installation.
3. Potential for Noise: Some riders have reported increased noise levels after installing the RK Radius CX 4.0 clutch, which can be a concern for those who prefer a quiet ride.
4. Adjustment Requirements: The RK Radius CX 4.0 clutch requires more frequent adjustments to maintain optimal performance, which can be time-consuming and require additional tools.
Conclusion:The RK Racing RMS-8907073 Radius CX 4.0 clutch kit offers several benefits, including improved clutch feel, enhanced durability, reduced engine wear, and lightweight design. However, it also comes with some disadvantages, such as increased cost, installation complexity, potential for increased noise, and adjustment requirements. Ultimately, whether the RK Radius CX 4.0 clutch is worth the investment depends on the rider's priorities, budget, and riding style.
Recommendation:If you prioritize improved clutch feel, durability, and performance, the RK Racing RMS-8907073 Radius CX 4.0 clutch kit may be a worthwhile investment. However, if you are on a tight budget, prefer a quiet ride, or are not comfortable with frequent adjustments, you may want to consider other options. It's always a good idea to consult with a motorcycle mechanic or expert to help you make an informed decision based on your specific riding needs and preferences.
Rekluse RadiusCX 4.0 Clutch RMS-8907073 for Yamaha/Gas WR450F/YZ450F/EC 450F: Updated EXP expanding friction disk assembly. EXP 4.0 wedges have been improved to now use rolling contact with built-in pins. More direct power delivery, improved durability, and rider-focused functionality. More tuning options with varying wedge weights and EXP springs.
Gas EC 450F 2012 -2015. Rolling pins versus sliding creates less friction and resistance, providing smoother engagement a more responsive feel, creating stronger power delivery overall. NOTE: Image is for reference only, actual product may vary slightly depending on your specific application. Internal wall bases re designed for strength and rigidity, which helps translate to a more connected lever feel the rider.
Engagement curve designs updated to better match modern motorcycle engine characteristics. 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.