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Powersports sprockets are critical components that connect the engine's power to the wheels, directly impacting acceleration, top speed, and overall performance. Selecting the correct sprocket size and material is essential for optimizing your vehicle's ride and ensuring longevity.
FITMENT: Our 420 chain sprocket hub with a 1" bore & 1/4" keyway is fit for most predator 212cc 196cc 6.5hp mini bike go kart cart dune buggies drift trike
GREAT QUALITY: Made of steel material, solid and durable to use
NOTE: This go kart sprocket is a sprocket with 8 holes 48 teeth for use with #40/41/420 size chain.Please check if the center hole diameter and mounting hole distance of the sprocket are consistent with our products. If not , it will not fit.
For more than 15 years, U.S.-based Vortex Racing continues to manufacture, market and sell top-quality motorcycle racing components for Motocross, Supercross, Road Racing, Flat Track Racing and Minibikes.
Owned and operated by motorcycle racers and enthusiasts, they focus on absolute quality.
Each of their race components is made to the tightest tolerances with the best quality materials in the industry.
Vortex tests on the track with direct feedback from top professional race teams worldwide.
Vortex parts have been put to the test by some of the world's most respected champions and teams.
Fitment: Mini bike chain with jackshaft chain 42 links and rear drive chain 90 links, 420 sprocket 60t, mini bike sprocket 10T are compatible with Predator 212cc 196cc 6.5hp engine Coleman Baja TrailMaster Massimo powersports mini bike
Wide Compatibility: Coleman Powersports BT200X CT200U-EX CT200U, Baja Motorsports mini bike MB165 & MB200 (Heat, Mini Baja, Warrior), Hensim mini bike MB165 & MB200 (Heat, Mini Baja, Warrior), MASSIMO MB200, TrailMaster MB200, Trailmaster Storm...
High Strength Material: Standard roller chain and mini bike sprocket are made of the highest automotive grade alloys steel, ensuring high strength and good corrosion resistance, more durable
Feature: Accurate pitch and smooth transmission, sprocket pitch and chain are perfectly inlaid to avoid the chain falling off during the ride
!!! NOTE !!!: Pls check the size, chain model and tooth of chain and sprocket to make sure it's what you want. ( 60 tooth sprocket is more larger than original one)
More Power and Torque: Compared with original 50 tooth, our 60t sprocket delivers greater torque output, offers stronger start‑up acceleration, more responsive low‑speed performance, and significantly improved climbing capability, making it ideal for...
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...
Precision: Precision chain teeth ensures smooth power transmission, reducing chain wear and extending the life of the drive chain
Wide Compatibility: Coleman Powersports CT100U CC100X RB100 Trail 100 mini bike Baja Motorsports Doodle Bu* DB30 (Blitz, Dirt Bu*, Viper) mini bike Motovox MBX10 MBX11 mini bike Monster Moto Mega Moto Classic 80cc MM-B80 105cc MM-B105 electric mini bike
Durable Construction: The 35 roller chain and 40 tooth sprocket 35 chain are machined from a durable metal alloy, thicked and more sturdy
Improved 6 hole sprocket: Improved mounting hole spacing and 6 mounting holes for increased compatibility, this design is specifically tailored for mini bikes or go-karts and allows for unobstructed installation, saving time and effort
Efficient Power Transmission: Our 40t rear sprocket's maximum speed on flat roads has been significantly improved, making it faster and more thrilling. The engine runs at lower RPM, consuming less energy and delivering better range
Size: Mounting hole distance: 1.92" (49 mm), centre hole diameter: 37 mm 1.45", tooth: 40t, chain size: 35 chain
!!! Note !!!: Pay attention to the sprocket is 40 tooth, which is is much smaller than the original 75-tooth one, and the chain can be shortened as needed
Fitment: Coleman kt196 go kart parts with 420 chain 32 Links, 420 chain sprocket 25T and 40/41/420 chain 10T sprocket with 5/8" bore are compatible with Coleman KT196 CK196 196cc 6.5hp go kart
Durable Steel: Made of premium quality steel material, make the sprocket have high hardness and good wear resistance, and sprocket pitch and chain are perfectly inlaid to avoid the chain falling off during the ride
Smooth & Efficient Transmission: The driven sprocket, front jaskshaft sprocket and the drive chain make up the chain drive system of the go kart, which can withstand high torque and provide smoother and more efficient power transmission for the your drive...
Rubber cushioned sprockets have been widely used by the major Japanese motorcycle manufacturers since early 1990’s to dampen the chain impact on the teeth of the front sprocket
Quality, design and OEM proven technology are the same as used for what is supplied to the motorcycle manufacturers and genuine replacement parts
Made from Japanese SCM420 chromoly steel alloy
Outlasts any mild steel or surface hardened sprocket
Heat treated and hand finished to meet or exceed OEM standards
Last update on 2026-07-18 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Powersports Sprockets
Understanding Sprocket Ratios
The primary function of sprockets is to transfer power from the engine to the drive wheel. This is achieved through a front (countershaft) sprocket and a rear (driven) sprocket. The ratio between the teeth count of these two sprockets dictates the vehicle's performance characteristics. A lower numerical ratio (e.g., 2.73:1) means more torque and quicker acceleration but a lower top speed. Conversely, a higher numerical ratio (e.g., 3.50:1) results in less acceleration and more top-end speed. For most riders, maintaining a similar ratio to the stock configuration is a good starting point, with adjustments made for specific riding styles or terrain.
Materials and Durability
Sprockets are commonly made from steel, aluminum, or a combination of both.
Steel Sprockets: These are the most durable and long-lasting, often used as OEM replacements or for heavy-duty applications. They are heavier than aluminum but offer superior wear resistance.
Aluminum Sprockets: Lighter than steel, aluminum sprockets can improve performance by reducing rotational mass. However, they tend to wear out faster, especially under harsh conditions or with aggressive riding.
Hybrid Sprockets: Some sprockets combine a steel inner core with an aluminum outer ring to offer a balance of durability and weight savings.
Consider your riding environment and frequency when choosing a material. For off-road use or frequent riding, steel or hybrid options might be more suitable.
Sprocket Size and Fitment
Ensuring the correct size and pitch is paramount for proper fitment and chain alignment. The pitch refers to the distance between the teeth, which must match your drive chain. Always consult your vehicle's owner's manual or a reputable parts catalog to confirm the exact specifications for your make and model. Incorrect sizing can lead to premature wear on the chain and sprockets, or worse, catastrophic failure.
Maintenance and Longevity
Regular maintenance is key to extending the life of your sprockets and drive chain. Keep them clean and lubricated according to the manufacturer's recommendations. Inspect for wear, such as hooked or worn teeth, and check for proper chain tension. Worn sprockets should be replaced in sets (front and rear) to ensure even wear and optimal performance.
Frequently Asked Questions
What is a sprocket pitch?
Sprocket pitch refers to the distance between the teeth on the sprocket. This measurement must precisely match the pitch of your drive chain to ensure proper engagement and prevent premature wear or damage.
How do I know if my sprockets are worn out?
Worn sprockets often exhibit hooked or pointed teeth, or the teeth may appear significantly thinned. You might also notice increased chain noise or slack, even after adjusting the chain tension.
Should I replace front and rear sprockets at the same time?
Yes, it is highly recommended to replace both the front and rear sprockets simultaneously. This ensures even wear patterns and maximizes the lifespan of the new components.
Can I change my sprocket ratio for better performance?
Yes, altering the sprocket ratio can change your vehicle's acceleration and top speed characteristics. A smaller front sprocket or larger rear sprocket increases acceleration, while the opposite increases top speed.
How often should I clean and lubricate my sprockets and chain?
Cleaning and lubrication frequency depends on riding conditions. For regular street use, every 500-700 miles is a good guideline. For off-road or wet conditions, cleaning and lubricating after each ride is often recommended.
What is the difference between steel and aluminum sprockets?
Steel sprockets are heavier but offer superior durability and wear resistance, making them ideal for demanding use. Aluminum sprockets are lighter, which can improve performance, but they wear out faster than steel.
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