Description
Product Overview
The SYOWADA Chain Tensioner Roller is a precision‑engineered component designed for 420, 428 and 530 chains commonly used on Coolster go‑karts and ATVs ranging from 110cc to 250cc. Constructed from high‑grade machined metal, the roller offers exceptional strength and resistance to bending or deformation. It measures 5.51 x 3.94 x 1.57 inches and weighs just 8.8 ounces, making it lightweight yet robust. The integrated spring tensioner maintains optimal chain tension, reducing wear and preventing chain pop‑outs during aggressive riding.
Usage
This tensioner roller is ideal for off‑road enthusiasts, go‑kart racers, and ATV owners who demand reliable chain performance in demanding environments. Whether navigating rugged trails, competing on a kart track, or performing routine maintenance, the roller ensures smooth power delivery and extends the life of your drivetrain. 
Why Choose Us
SYOWADA combines decades of engineering expertise with rigorous quality control to deliver components that exceed OEM standards. Each roller undergoes precision machining and a thorough inspection process, guaranteeing a perfect fit and consistent tension across all compatible models. Our commitment to durability means you experience fewer chain failures and lower overall maintenance costs.
Key Features
- Machined metal construction for superior strength and longevity
- Integrated spring tensioner maintains optimal chain tension
- Compatible with 420, 428 and 530 chains on Coolster go‑karts and ATVs
- Easy bolt‑on installation saves time and effort
- Lightweight design (8.8 oz) reduces unsprung weight
FAQ
Is this roller compatible with my 150cc Coolster go‑kart?
Yes, the roller fits all Coolster models that use 420, 428 or 530 chains, including 150cc versions.
Do I need any special tools to install the tensioner roller?
No special tools are required; a standard socket set is sufficient for the bolt‑on installation.
Can the roller be used on both 4‑stroke and 2‑stroke engines?
Absolutely. The tensioner works independently of engine type as long as the chain size matches.
How does the spring tensioner prevent chain breakage?
The spring maintains constant tension, absorbing shock loads and preventing the chain from loosening or jumping off the sprockets.
What warranty does SYOWADA offer?
SYOWADA provides a one‑year limited warranty covering manufacturing defects for peace of mind.
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