Heavy Duty Rear Sprocket 40 Tooth 90 Link 420 Chain Kit For Mini Bike Replacement Fits Coleman CT200U BT200X CT200U-EX And Baja Motorsports MB165 MB200 196cc 6.5HP Built Tough Durable And Easy Install

Heavy Duty 40-Tooth Rear Sprocket & 90-Link 420 Chain Kit
✔️ Single-kit with 40-tooth rear cog and 90-link 420 chain

This heavy-duty rear sprocket and chain kit is designed for mini bikes and pit bikes, delivering a robust upgrade for Coleman CT200U, CT200U-EX, BT200X and Baja Motorsports MB165/MB200 models.

✅ 40-tooth rear sprocket precision-machined for snug fit and long life
✅ 90-link 420 chain designed for reliable drive and less chain slip
✅ Compatible with Coleman CT200U series and Baja Motorsports MB165/MB200
✅ Easy replacement with standardized mounting holes and no special tools

💡 What is a sprocket and chain kit used for on mini bikes? This handy upgrade helps maximize drivetrain efficiency and reliability on small engines.

• increases drivetrain efficiency and acceleration through optimal gear ratio
• reduces chain wear and noise via precision-machined sprockets and chain
• fits Coleman CT200U family and Baja Motorsports MB200/MB165 with standard mounting holes
• easy installation with common hand tools

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