Renthal
Renthal 18-23 Yamaha YX65 Rear Grooved Sprocket - Blue 420-47P Teeth - 121U-420-47GBBU
- SKU:
- REN121U-420-47GBBU
- UPC:
- 765442157520
- MPN:
- 121U-420-47GBBU
- Availability:
- Regularly stocked product
Description
What is the primary benefit of using a Renthal sprocket?
Renthal sprockets deliver razor-sharp throttle response and quicker acceleration, achieving superior durability and consistent power transfer through precision engineering.
How do Renthal sprockets improve acceleration?
By reducing rotational mass, these sprockets significantly improve acceleration and handling, offering a 66 percent weight reduction compared to steel.
REN Rear Sprockets from Renthal are engineered for peak performance, with a 9 out of 10 score for Racing Competition and Track/Autocross usage. CNC machined from 7075 T6 aluminum, these sprockets offer a 66 percent weight advantage over steel. Experience significantly improved acceleration and confident fitment with these advanced motorcycle sprockets.
Key Features
- CNC machined from 7075 T6 aluminum
- 66% lighter than steel
- Computer engineered and tested
- precise fitment
- concentricity
- load dispersion
Why Choose the REN Rear Sprockets
Delivers razor-sharp throttle response and quicker acceleration through reduced rotational mass.
Achieves superior durability and consistent power transfer with precision-engineered concentricity.
Provides a smoother, more reliable ride by evenly distributing drivetrain stress.
Transforms your Yamaha YZ65 with a perfect, vibration-free fitment for optimal performance.
Who Is This For?
Racing Competition — 9/10
Lighter weight improves acceleration and handling for racing.
Track / Autocross — 9/10
Reduced weight enhances acceleration and cornering performance.
Street Performance — 8/10
Lighter weight contributes to improved acceleration and handling.
Weekend Off-Roading — 7/10
Lighter weight can aid acceleration and maneuverability off-road.
Easy DIY Install — 8/10
Bolt-on install type simplifies installation process.
Visual / Aesthetic Upgrade — 7/10
CNC machining and premium positioning suggest aesthetic appeal.
Frequently Asked Questions
Does the Renthal REN Rear Sprocket fit my 2018-2021 Yamaha YZ65?
Confirmed, the Renthal REN Rear Sprockets are engineered for a precise fitment on your 2018-2021 Yamaha YZ65 model. This bolt-on design ensures seamless integration with your drivetrain. You can trust this sprocket to perform optimally on your specific Yamaha motorcycle.
How difficult is it to install a Renthal REN Rear Sprocket?
Installation of the Renthal REN Rear Sprocket is straightforward due to its bolt-on install type. This design simplifies the process, allowing for a quicker setup. Achieve optimal performance with an easy upgrade to your motorcycle's drivetrain.
What performance benefits does the Renthal REN Rear Sprocket offer for racing?
The Renthal REN Rear Sprocket delivers razor-sharp throttle response and quicker acceleration for racing competition, with a usage score of 9. CNC machined from 7075 T6 aluminum, it significantly reduces rotational mass. Experience a competitive edge with this high-performance sprocket.
What makes Renthal REN Rear Sprockets provide superior durability?
Renthal REN Rear Sprockets achieve superior durability through CNC machining from 7075 T6 aluminum and computer-engineered concentricity. This precision ensures consistent power transfer and a smoother, more reliable ride by evenly distributing drivetrain stress. Trust in the engineered quality for long-lasting performance.
Vehicle Compatibility
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2018–2021 | Yamaha | YZ65 | Base |
Additional Resources
Browse More: Shop All Sprockets — Drivetrain
Additional Information
Clearance Item: |
N |
MPN: |
121U-420-47GBBU |
Proposition 65: |
N |
Case Lot Quantity: |
1 |
Category: |
Drivetrain>Sprockets |
Install Type: |
Bolt-On |
Product Level: |
Premium Performance |
Racing Competition: |
9/10 |
Track / Autocross: |
9/10 |
Street Performance: |
8/10 |
Weekend Off-Roading: |
7/10 |
Easy DIY Install: |
8/10 |
Visual / Aesthetic Upgrade: |
7/10 |
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