If you’re shopping for a replacement chain for a mini bike, you need a durable, properly fitting option that matches your engine size and drive setup. The top five picks below cover 132- and 140-link configurations and include add-ons like chain breakers and master links to simplify on-the-spot repairs. These selections are best for hobby riders, pit bikes, and small go-karts needing sturdy, cost-effective chains that stand up to regular use.
Summary of chosen products:
| Product | Link Count | Best For | Notes |
|---|---|---|---|
| DYC 420 Chain 132 Links Cut-to-Fit | 132 | Mini bikes, pit bikes, go-karts | Includes master links and chain breaker |
| CILOYU #35 Chain 140 Links | 140 | Coleman CT100U/CC100X and Baja Doodle Bug | Includes 35 roller chain replacement |
| AZSSMUK #35 Roller Chain | 5 ft (approx. 60–70 links typical by count) | Go-karts and mini bikes | 2 connecting links included |
| CILOYU Red 35 Chain | 140 | Wide compatibility mini bikes | Includes chain breaker and spare master link |
| YOXUFA #35 Chain For Mini Bike | 140 | Coleman CT100U/CT200 and Baja/Megamoto builds | Chain breaker included |
DYC 420 Chain 132 Links Cut-to-Fit with 5 Master Links & Chain Breaker Tool
Features include a complete 420 kit with 132-link chain, 5 master links, and a chain breaker tool. The cut-to-fit design lets you start at 132 links and remove links to match your sprocket setup, wheelbase, or replacement length. Best for small-engine builds in 50cc–212cc machines. This selection is ideal for riders who want a ready-to-use kit for field sizing and installation, with a straightforward setup process.
Best for: Mini bikes and pit bikes needing a complete, adjustable 132-link kit with tools. Caution: Confirm your sprocket count and wheelbase before resizing to avoid over- or under-length chains.
CILOYU #35 Chain 140 Links Mini Bike Chain Tensioner Replacement
This 35-roller chain is designed for Coleman Baja Motovox mini bikes and similar engines in the 79cc–100cc range, including CT100U/CC100X and related models. Crafted from alloy steel for wear and corrosion resistance, it’s a practical replacement option when the chain is stretched or skipped. The set-up is suitable for riders seeking a reliable 140-link chain with good lifespan for frequent use.
Best for: Coleman Baja/ Motovox mini bikes with 79cc–100cc engines. Caution: Ensure the 35-link length matches your bike’s drive configuration to prevent misalignment.
AZSSMUK #35 Roller Chain
Offering a 5-foot length with 2 connecting links, this 0.375 inch pitch chain is positioned for go-karts, scooters, and mini bikes replacements. The pitch, roller diameter, and other specs are tuned to withstand typical mini-bike drive cycles while keeping noise and friction in check. Best for riders who want a ready-to-cut chain with standard 3/8 inch pitch.
Best for: General mini-bike and go-kart maintenance. Caution: Verify the chain length after cutting to ensure proper tension and avoid binding.
CILOYU Red 35 Chain Compatible With Mini Bike Collection
Designed for compatibility with a range of Coleman Baja, Motovox, and Predator-powered mini bikes, this 140-link 35 chain features premium alloy steel with strong wear and corrosion resistance. It includes a chain breaker and extra master link for quick field adjustments. This option is suited for riders needing a robust 140-link chain that pairs with wider drive setups.
Best for: Broad compatibility mini bikes and replacements requiring 140 links. Caution: Check engine size and drive arrangement to ensure the 140-link length fits your model.
YOXUFA #35 Chain For Mini Bike With Breaker
This 35-chain for mini bikes includes a chain breaker and two-piece setup designed for Coleman CT100U/CC100X, Baja Doodle Bug, and Motovox MBX10/MBX11 among others. The package adds an extra master link and is suitable for simultaneous front and rear drive configurations. Best for riders seeking an affordable 35-chain replacement with tooling support for installation.
Best for: Widest compatibility mini bikes with CT-series engines. Caution: The 35-length may require precise counting to match your specific model’s chainring and sprocket configuration.
Buying Guide: Key Considerations When Choosing a Mini Bike Chain
- Chain type and pitch: For most mini bikes, 35 or 420 chains with 3/8 inch pitch are common. Verify your bike’s drive sprocket and engine size before purchasing.
- Link count and length: 132-link or 140-link chains are typical, but always measure your wheelbase and sprockets to avoid improper tension or binding.
- Materials and durability: Alloy steel chains offer wear and corrosion resistance for longer life in challenging environments.
- Included tools and master links: Kits with chain breakers and extra master links simplify field maintenance and on-rack repairs.
- Compatibility: Check the model compatibility lists (CT100U, CT200U, Baja, Motovox, Predator engines, etc.) to ensure the chain matches your bike.
Frequently Asked Questions
- How do I know if my mini bike needs a 132-link or 140-link chain? – Count the links in your current chain and compare to the replacement’s link count, or measure the wheelbase and sprocket spacing to determine fit.
- What is the purpose of a chain breaker tool? – A chain breaker allows you to remove or add links to reach the correct length for your bike.
- Is a 35-chain compatible with all mini bikes? – No. The correct chain varies by model; verify the pitch and link count with your bike’s drive system.
- Should I choose a 420 or a 35 chain for my mini bike? – 420 chains are common on larger mini bikes and go-karts, while 35-chain is typical for smaller models with certain engine sizes.
- Can I replace just the master links instead of the entire chain? – If the rest of the chain is in good condition, replacing master links can preserve life, but inspect for wear along the entire chain.