Renthal Ultralight Rear Sprocket - Kawasaki KX65 2000-2024 - 46T Green
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Product Information
Full details
This guide is for owners of Kawasaki KX65 (2000-2024) and Suzuki RM65 (2003-2005) motorcycles looking to upgrade their drivetrain performance. The Renthal Ultralight Rear Sprocket offers a significant reduction in weight and enhanced durability, leading to improved acceleration and handling. A potential caveat is the specialized nature of the product, requiring specific fitment knowledge for optimal installation.
All features
| Model Part Number | 408U-420-46GEGN |
|---|---|
| Brand | Renthal |
Extended Product Information
FAQs
What is the tooth count of this sprocket?
This Renthal Ultralight Rear Sprocket has 46 teeth.
What chain pitch is required for this sprocket?
This sprocket is designed for a 420 pitch chain.
What is the main benefit of an 'Ultralight' sprocket?
The primary benefit is reduced rotational weight, which improves acceleration, handling, and overall bike responsiveness.
Is this sprocket compatible with my motorcycle if it's not a KX65 or RM65?
No, this specific part number (408U-420-46GEGN) is engineered exclusively for the Kawasaki KX65 (2000-2024) and Suzuki RM65 (2003-2005). Always check fitment guides for other models.
How often should I clean and maintain the sprocket?
It is recommended to clean the sprocket and chain regularly, ideally after each riding session, and inspect for wear before every ride. Proper lubrication is also crucial.
Can I mix this sprocket with a different brand of chain?
While possible, for optimal performance and longevity, it is best to use a high-quality chain that is compatible with the sprocket's pitch and intended use. Using a matched set of components (front sprocket, chain, rear sprocket) from a reputable manufacturer is often recommended.
What material is the Renthal Ultralight Rear Sprocket made from?
It is constructed from a high-strength, heat-treated alloy known for its durability and lightweight properties.
Troubleshooting
Sprocket appears misaligned or wobbly
Verify that the sprocket is correctly seated on the hub and that all mounting bolts are present, correctly torqued, and evenly tightened. Check for any damage to the hub or sprocket mounting surface.
Chain skipping or premature wear
Ensure the chain is the correct pitch (420 for this sprocket) and is properly tensioned. Check for wear on the chain and consider replacing it along with the sprocket. Clean and lubricate the chain regularly.
Unusual noises during operation
Inspect the chain and sprocket for damage, dirt buildup, or improper alignment. Ensure the chain is adequately lubricated. If noise persists, check for worn wheel bearings or other drivetrain components.
Pros and Cons
Pros
- Significantly reduces unsprung weight for better handling and acceleration.
- Exceptional durability compared to standard sprockets.
- Precision fitment ensures smooth chain engagement.
- Trusted by professional motocross and enduro riders.
- Enhances overall motorcycle performance.
Cons
- May require professional installation for optimal results.
- Higher cost compared to OEM or basic aftermarket sprockets.
- Specific fitment required; not universally compatible.
- The green color may not suit all aesthetic preferences.
Setup, Compatibility & Care
Compatibility: This Renthal Ultralight Rear Sprocket (MPN: 408U-420-46GEGN) is specifically designed to fit:
- Kawasaki KX65: 2000-2024
- Suzuki RM65: 2003-2005
Ensure your motorcycle model and year match the specifications before purchase. The sprocket uses a 420 pitch chain and has 46 teeth.
Installation: Installation requires basic motorcycle mechanical knowledge. It is recommended to replace the rear sprocket, chain, and potentially front sprocket as a matched set for optimal performance and longevity. Ensure the new sprocket is correctly centered on the hub and all mounting bolts are torqued to the manufacturer's specifications. A service manual for your specific motorcycle model is advised.
Care: Clean the sprocket regularly with a degreaser and brush to remove dirt and debris. Inspect the teeth for wear and the mounting bolts for tightness before each ride. Lubricate the chain properly according to chain manufacturer recommendations to minimize wear on both the chain and sprocket.