Top 10 Best chain sprocket in 2026

Last Updated - 6/11/2026

🏆Best Choice

JMCHstore

JMCHstore 60T High Torque Rear Chain 6 Hole Sprocket # 40 41 420 for Coleman CT100U CC100X Mega Moto MMB80 105 Baja Doodle Bug DB30 Motovox MBX10 Mini Bike

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•JMCHstore 60T Sprocket #40/41/420 Chain for Coleman CT100U CC100X RB100 B100 Mini bike; Baja Doodle Bug DB30 Mini bike; For Monster Mega Moto MMB80 MMB105; Motovox MBX10 Mini bike; Oryxearth 105cc; For FPR GMB100 Mini bike Rear wheel Sprocket .
•( 𝐃𝐨𝐞𝐬 𝐧𝐨𝐭 𝐟𝐢𝐭 𝐀𝐧𝐲 𝐆𝐨 𝐤𝐚𝐫𝐭 𝐝𝐮𝐞 𝐭𝐨 𝐝𝐢𝐟𝐟𝐞𝐫𝐞𝐧𝐭 𝐦𝐨𝐮𝐧𝐭𝐢𝐧𝐠 𝐩𝐚𝐭𝐭𝐞𝐫𝐧 ) 𝐌𝐄𝐀𝐒𝐔𝐑𝐄 𝐘𝐎𝐔𝐑 𝐓𝐈𝐑𝐄 𝐃𝐈𝐀𝐌𝐄𝐓𝐄𝐑 𝐅𝐈𝐑𝐒𝐓: Thinking of upgrading to a 60T Sprocket? 145/70-6 is the recommended minimum tiresize for a 60T sprocket on mini bikes.Double-check to ensure your tire has at leastthis diameter to avoid a sprocket that's too large.
•𝐃𝐞𝐬𝐢𝐠𝐧𝐞𝐝 𝐟𝐨𝐫 𝐔𝐩𝐠𝐫𝐚𝐝𝐞𝐝 𝐄𝐧𝐠𝐢𝐧𝐞𝐬 – Perfect for 212cc and larger engines, ensuring optimal power transfer without chain slippage.
•𝐇𝐢𝐠𝐡-𝐏𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐓𝐨𝐫𝐪𝐮𝐞 𝐁𝐨𝐨𝐬𝐭 – The 60T sprocket is designed for strong acceleration, climbing power, and off-road performance, making it the perfect choice for minibikes that need more low-end torque.
•𝐏𝐫𝐞𝐜𝐢𝐬𝐢𝐨𝐧 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 – Precision-cut teeth ensure smooth power transfer, reducing chain wear and extending drivetrain longevity.
•𝐃𝐮𝐫𝐚𝐛𝐥𝐞 & 𝐂𝐨𝐫𝐫𝐨𝐬𝐢𝐨𝐧-𝐑𝐞𝐬𝐢𝐬𝐭𝐚𝐧𝐭 – Made from premium high-strength steel, engineered to withstand extreme loads and high RPMs without compromising performance.
•𝐂𝐨𝐫𝐫𝐨𝐬𝐢𝐨𝐧-𝐑𝐞𝐬𝐢𝐬𝐭𝐚𝐧𝐭 𝐆𝐨𝐥𝐝 𝐙𝐢𝐧𝐜 𝐏𝐥𝐚𝐭𝐢𝐧𝐠 – The gold zinc coating provides rust protection, ensuring long-term durability in all weather conditions.
•𝐁𝐞𝐭𝐭𝐞𝐫 𝐟𝐨𝐫 𝐒𝐭𝐞𝐞𝐩 𝐇𝐢𝐥𝐥𝐬 & 𝐈𝐧𝐜𝐥𝐢𝐧𝐞𝐬 – The 60T size is specifically designed for steep hills, rough trails, and technical riding, giving you better throttle response and pulling power.
•𝐒𝐦𝐨𝐨𝐭𝐡 & 𝐂𝐨𝐧𝐬𝐢𝐬𝐭𝐞𝐧𝐭 𝐏𝐨𝐰𝐞𝐫 𝐃𝐞𝐥𝐢𝐯𝐞𝐫𝐲 – Reduces chain slip and maintains steady torque output, making your ride more controlled and responsive.
•Product Dimensions： #40/41/420 Chain,Teeth: 60 Tooth/ Mounting Hole Distance (center to center, bolt hole circle): 49mm (1.93 inch)/ Center Hole Diameter: 37mm (1.46 inch)/ Overall Diameter: 245mm ( 9.65 inch)/ Mounting Hole Diameter: 6.5mm (0.26 inch)x6.

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$29.99

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YOXUFA

YOXUFA 40/41/420 Chain 40T Tooth Mini Bike Sprocket 40mm Bore for Coleman BT200X CT200U CT200U-EX Baja Warrior TrailMaster Massimo MB165 MB200 Axis M200 Predator 212 196cc 200cc 6.5hp Go Kart Parts

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Compatibility: Coleman BT200X CT200U CT200U-EX CT200U-EXR, Baja MB165 & MB200 (Heat, Mini Baja, Warrior), Massimo MB200, TrailMaster MB200, Axis M200, Coleman KT196 go kart, Not for other bike
•The precision-machined metal alloy construction ensures firmness and resistance of mini bike rear sprocket to wear and tear. And the black anodized finish protects the sprocket from rust and corrosion
•In the same condition of front go kart sprocket unchanged, the smaller rear sprocket can increase speed and save more fuel, gives you a bit better top end, and you got a decent amount of torque
•Size of 420 Chain Sprocket: 40/41/420, teeth: 40 Tooth. Mounting hole distance (center to center, bolt hole circle): 3-3/16" (80 mm). Center hole diameter: 1-9/16" (40 mm). Overall diameter: 6-1/2"(165mm)
•Note: This 40 tooth sprocket is designed for 420 chain, pls check chain sprocket's size is #420 of your original one

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$16.14

$16.99

-5%

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BDYAQGC

10 Tooth with 5/8'' Bore #40 41 420 Chain Sprocket for Coleman CT200U CT200U-EX BT200X KT196 Predator 196cc 200cc 212cc 6.5hp Baja Massimo Warrior Mini Bike Trailmaster MB200 Go Kart Cart Parts

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•【Package Include】1 x 420 Chain 10 Tooth Front Sprocket, 2 x sprocket key, 6 x 420 Master Link
•【Fitment】Predator 196cc 200cc 212cc 5.5hp 6.5hp Mini Bike - 20/30 Series Torque Converter. Compatible with: / Coleman CT200U CT200U-EX BT200X RB200 Mini Bike/ / Baja Warrior MB200 MB165 Mini Bike/ / Massimo MB200 Mini Bike/ / Trailmaster MB200 Mini Bike/ / Realtre* RT200 Mini Bike/
•【Fitment】Predator 196cc 200cc 212cc 5.5hp 6.5hp Go Kart Cart - 20/30 Series Torque Converter. / Coleman KT196 CK196 GK200 BK200 Go Kart/ / Realtre* RTK200 Go Kart / Trailmaster Mid XRS XRX Go Kart/ / Hammerhead Mudhead 80T Go Kart/
•【Size】#40/41/420 Chain 10 Tooth Sprocket, Total Length: 45mm/1.77 '', Total Width：16mm/0.63'', Center hole diameter: 16mm/0.63''. Key Size: Length: 30mm/1.18'', Width: 5mm/0.2'', Height: 5mm/0.2''
•【High Quality】the drive sprocket is made of high quality metal, high strength, wear resistance, high temperature resistance, long service life
•【NOTE】Please check as much as possible the item picture, model and size carefully to confirm the compatibility

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$9.98

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CILOYU

CILOYU High Speed 420 Rear Sprocket 40 Tooth Replacement for Mini Bike Coleman CT100U CC100X Baja Doodle Bug DB30 RB100 B100 Monster Mega Moto 80cc 105cc Motovox MBX10 MBX11 Minibike Parts (37mm Bore)

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Compatibility: Upgraded high performance 40 tooth sprocket is design for minibike Coleman CT100U CC100X RB100 B100, Baja Doodle Bug DB30, Monster Mega Moto MMB80 MMB105, Motovox MBX10 with 212cc engine and more larger engine
•High Speed: This 420 sprocket 40t is for 212cc and larger engines. 420 chain sprocket with more powerful in acceleration, and higher speeds without compromising power delivery. It's a good choice for DIY your mini bike and off road riding
•Size: Teeth: 40 tooth, mounting holes: 6 holes, mounting hole distance (center to center, bolt hole circle): 1.93" (49 mm), center hole diameter: 1.46" (37 mm), overall diameter: 6.50" (165 mm) （Please note the size, it donesn't fit for 200 series mini bike such as Coleman CT200U Axis M200 and so on)
•Durable Steel: Made of high-strength steel, engineered to withstand extreme loads and high RPMs without compromising performance
•Package List: 1 * Mini bike rear sprocket 40t, 5 * 420 master links, 1 * 420 sprocket 10T, 6 * screws, 6 * nuts, 1 * wrench, 1 * 3/16" keyway

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$19.09

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YZMLOL

Mini Bike Sprocket 40/41/420 Chain 40T Tooth 40mm Bore Replacement for Coleman CT200U CT200U-EX BT200X Mini Bike Go-Kart Baja Warrior Massimo MB165 200 Predator196cc 200cc 6.5hp Go Kart Parts.

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•COMPATIBILITY: Mini Bike Sprocket for Coleman Powersports CT200U / CT200U-EX / CT200U-EXR / BT200X, Baja Motorsports Mini Bike MB200 & MB165(Heat, Mini Baja, Warrior), Hensim Mini Bike Massimo MB200, TrailMaster MB200. 420 Chain Sprocket Work on Coleman Baja Warrior TrailMaster Massimo 196cc 200cc 212cc MB165 MB200 6.5hp Powersports Mini Bike Go Kart.
•HIGH QUALITY CONSTRUCTION: This mini bike rear sprocket is The precision-machined metal alloy construction ensures firmness and resistance of mini bike rear sprocket to wear and tear, providing long-lasting performance.The black anodized finish of our 40T Sprocket provides excellent protection against rust and corrosion.
•EASY INSTALLATION:Size of 420 Sprocket,40 Tooth Teeth,40/41/420 Chain,Center Hole Diameter: 1-9/16" (40 mm), Overall Diameter: 6-1/2"(165mm).With easy installation, this high-quality sprocket will provide smoother and more efficient riding on your mini bike.
•PROVIDES EFFICIENT POWER TRANSFER:Upgrade your mini bike with this high-quality rear sprocket designed for efficient power transfer. Our 40T rear sprocket offers increased speed and improved fuel efficiency, provide your mini bike more powerful power to conquer all kinds of terrain.
•PACKAGE INCLUDE: 1 * 40 Chain Sprocket,4 * Nuts, 4 * Screw, 3 *420 Chain Master Links.Install and replace your mini bike's rear sprocket, allowing for a hassle-free experience.

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$17.89

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CPVNQMDG

40/41/420 Chain 50T 40mm Rear Drive Sprocket for Coleman BT200X CT200U CT200U-EX for Baja Warrior TrailMaster Massimo MB165 MB200 for Predator 212 196 200cc 6.5hp Powersports Go Kart Parts

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•FITMENT：Fit for 212cc 196c 6.5hp Coleman powersports CT200U BT200X CT200U-ex CT200U Trail 200,Baja Motorsports Mini Bike MB165 & MB200 (Heat, Mini Baja, Warrior), Hensim Mini Bike MB165 & MB200 (Heat, Mini Baja, Warrior),Massimo Trailmaster MB200 mini bike performance parts.
•PRODUCT SIZE:Mounting Hole Distance (center to center, bolt hole circle): 80mm (3.15 inch) Center Hole Diameter: 40.5mm (1.59 inch) Overall Diameter: 205.5mm (8.09 inch) Mounting Hole Diameter: 10mm (0.35 inch)x4
•Rust-Resistant Material:The rust-proof screws included in this sprocket assembly are corrosion-resistant; The iron self-locking nut prevents loosening and does not fall off
•PLAYING AN IMPORTANT ROLE:the rear rdrive sprocket is an important part of the drive system,ans make the chain drive more stable, higher efficiency.
•NOTE—please check as much as possible to the item picture, model and size carefully before purchasing.Or leave us messages for assistance if you're not sure if the ct200u chain sprocket fits. And this chain sprocket is versatile and fits most 212cc mini bike.

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$13.99

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CILOYU

CILOYU High Speed 420 Chain Mini Bike Sprocket 40T 6 Hole 37mm Bore Replacement for Coleman CT100U CC100X RB100 Monster Mega Moto MMB80 105 Baja Doodle Bug DB30 Motovox MBX10 Mini Bike Parts

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Compatibility: Upgraded high performance 40 tooth sprocket is design for minibike Coleman CT100U CC100X RB100 B100, Baja Doodle Bug DB30, Monster Mega Moto MMB80 MMB105, Motovox MBX10 with 212cc engine and more larger engines
•High Speed: This 420 sprocket 40t is for 212cc and larger engines. 420 chain sprocket with more powerful in acceleration, and higher speeds without compromising power delivery. It's a good choice for DIY your mini bike and off road riding
•Precision: Precision chain teeth ensures smooth power transmission, reducing chain wear and extending the life of the drive chain
•Size: Teeth: 40 tooth, mounting holes: 6 holes, mounting hole distance (center to center, bolt hole circle): 1.93" (49 mm), center hole diameter: 1.46" (37 mm), overall diameter: 6.50" (165 mm) （Please note the size, it donesn't fit for 200 series mini bike such as Coleman CT200U Axis M200 and so on)
•Packing List: 1 * 420 chain 40T sprocket, 5 * 420 master link, 1 * 420 sprocket 10T, 6 * screw, 6 * nut, 1 * wrench, 1 * 3/16" keyway

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$18.99

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Dusledel

Dusledel 40T High Speed Rear Chain Sprocket # 40 41 420 6 Hole Replacement for Coleman CT100U CC100X for Mega Moto MMB80 105cc for Motovox MBX10 for Baja Doodle Bug DB30 Mini Bike High-Strength Parts

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•High Compatibility Range: The 40T rear chain 6-hole sprocket replacement for Motovox MBX10 MBX11 MBX12 for Coleman Powersports CT100U CC100X RB100/RT100/B100 for Monster Moto 80cc(MM-B80)/105cc(MM-B105) for FRP GMB100 for Massimo MB100 for Oryxearth 105cc for MotoTec 105cc 3.5HP, it is a compatible replacement for multiple mini - bike models
•Product Details: The 40T sprocket is designed to work in harmony with #40/41/420 chains. Boasting 40 teeth and 6 holes, it serves as a high-speed rear chain sprocket. This sprocket exhibits exceptional compatibility, especially with 212cc engines and above
•Extended Durability: Crafted with advanced manufacturing techniques and top-grade metallic materials, the 40T rear chain sprocket offers outstanding wear resistance. Engineered for high-frequency use, it can endure even the most challenging working conditions, ensuring a long-lasting performance
•Exceptional Performance: The 40-tooth rear chain sprocket features a rational design and undergoes precise cutting processes. This enables it to achieve maximum meshing with the chain. As a result, it delivers highly efficient and stable acceleration, along with consistently reliable performance
•Swift Acceleration: Tailored for mini bike racing aficionados, this sprocket enables rapid and powerful acceleration within a short time frame. It significantly enhances the riding experience. If the 40T sprocket on your mini bike shows signs of wear and tear, replacing it with a new one will effectively revive the optimal working condition of your vehicle

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$19.89

$21.79

-9%

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KAMIER

KAMIER 420 Chain 25 Tooth Rear Sprocket Replacement for 196cc 6.5hp Coleman Powersports KT196 CK196 Go Kart 200cc 212cc 5.5hp RTK200 Hisun HS200GK Go Cart Kart Drive Sprocket Heavy Duty Parts

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Fit for 196cc 200cc 212cc 5.5hp 6.5hp coleman realtre* hisun go kart cart parts. Compatible with: / Coleman KT196 Go Kart/ / Coleman CK196 Go Kart/ / Realtre* RTK200 Go Kart/ / Hisun HS200GK Go Kart/
•Long term driving of go kart can cause sprocket wear, abnormal sound, and even damage Therefore, it is necessary to regularly inspect and replace the chain sprocket to ensure driving safety.
•Size：420 Chain 25 Teeth Sprocket, Total Length: 106mm/4.17'', Center hole diameter：44mm/1.73'', Side hole diameter：8.5mm/0.33''.
•Package Including : 1 x 420 Chain 25T Rear Sprocket, 5 x 420 Master Links.
•Please check the description to confirm the compatibility before purchase.

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$15.99

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Mhrxusd

420 Chain Sprocket and 42 Tooth Mini Bike Split Sprocket Hub Adapter fit for Coleman CT200U BT200X CT200U-EX for Baja for Warrior for Massimo MB165 MB200 Replacement for Predator 212cc 196cc

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Compatibility: Replacement for Cole man BT200X CT200U-EX CT200U CC100X CT100U mini bike, for KT196 go kart. Replacement for Baja for Warrior MB165 MB200. Replacement for Baja for Doodlebug for DB30. Replacement for Massimo MB200
•Compatibility: Replacement for TrailMaster MB200 mini bike. Replacement for MegaMoto MM-B212. Replacement for Predator 212cc 196cc 6.5hp. Replacement for Motovox MBX11 MBX10. Replacement for Monster Moto 80cc 105cc
•High Durability: Made of quality anodised aluminium alloy, it features high strength, wear resistance, and lightness, ensuring it can withstand various challenging riding conditions without deformation and has a longer service life
•Functional Features: 42-tooth design reduces friction at high speeds and provides more efficient power transmission, which performs particularly well under high load conditions such as climbing and accelerating. Ensures smooth transmission, improves riding efficiency and reduces chain wear
•Installation Tips: Install all screws first, then tighten the nuts. If only one screw is installed and tightened, the other screws will not fit or the holes will not line up. And the adapter has a special centre hole design. You can modify it to fit for DB30 for CT100U

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$34.19

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