Description
Product Overview
The CILOYU CO-ZJQ-Hei chain tensioner is a precision‑engineered component for mini bikes such as Coleman Baja, Motovox, and similar 79cc‑224cc models. Constructed from hardened steel with a machined exterior, it offers superior durability compared with soft‑rubber alternatives. The integrated metal roller guides the chain smoothly, preventing side‑pull and reducing wear on both chain and sprockets. Package dimensions are 9.02 x 3.78 x 1.81 inches and the unit weighs just 14.9 ounces, making it lightweight yet robust. ![[Product front view showing all components]](https://www.oelviro.store/wp-content/uploads/2026/05/12b58b46c6e24011abb1095d04bcc27e.jpg)
Usage
Designed for off‑road enthusiasts, this tensioner excels in rugged environments where chain stability is critical. Install it on modified mini bike tensioner replacements for models like the Coleman CT200U, Baja MB165, and Motovox MBX10. It is ideal for trail riding, dune hopping, and casual backyard riding, ensuring the chain stays aligned even under sudden acceleration or steep inclines. Users should first mount the tensioner bracket, then attach the clutch, confirming the chain runs straight to avoid premature wear.
Why Choose Us
CILOYU combines years of powersports experience with meticulous manufacturing standards. Each tensioner undergoes a strict quality inspection to guarantee a perfect fit and reliable performance. Our metal roller design eliminates the common issue of soft‑rubber wheels slipping, delivering consistent tension across varied terrains. Additionally, we provide responsive customer support and a hassle‑free return policy, giving buyers confidence in their purchase.
Key Features
- Durable machined steel construction resists wear and corrosion.
- Metal chain roller keeps the chain aligned, preventing side‑pull.
- Easy installation with pre‑drilled mounting bracket and clear instructions.
- Improves power transmission and extends overall drivetrain lifespan.
- Responsive after‑sales support and straightforward warranty process.
FAQ
Is this tensioner compatible with my Coleman CT200U?
Yes, the CILOYU tensioner fits the Coleman CT200U, CT200U‑EX, and CT200U‑EXR models, as well as other mini bikes listed in the compatibility guide.
Can I use this tensioner with a jackshaft assembly installed?
No, the tensioner is not compatible with a jackshaft assembly or torque converter clutch kit. Remove those components before installation.
Do I need any special tools to install the tensioner?
Standard hand tools such as a socket set and screwdrivers are sufficient. The package includes all necessary mounting hardware.
Will the tensioner affect the chain’s clearance to the wheel?
When installed correctly, the tensioner maintains proper chain line. If the chain is close to the wheel, you may need to reverse the clutch orientation to keep the chain straight.
What warranty does CILOYU offer?
We provide a one‑year limited warranty covering manufacturing defects, along with dedicated customer service for any fit or performance questions.





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