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High Speed 420 Chain Sprocket Minibike 40 Tooth 37mm Bore for CT100U
✅ In stock
F
Grade
Analysis Confidence
63%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 17, 2026 11:14 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price sits right around what this item typically fetches.
- 🏷️The listed retail price is trimmed by 12% at checkout.
- 📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
1.5/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
CILOYU
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓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
⚙️ Specifications
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Buying Options
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Replacement for Coleman CT100U Motovox MBX10 MBX11 Monster Mega Moto MMB80 MMB105
Replacement for Coleman CT100U CC100X RB100 B100 Monster Mega Moto MMB80 105 Baja Doodle Bug DB30 Motovox MBX10 Mini Bike
Compatible with Coleman Mini Bike CT100U CC100X CK100 Baja Doodle Bu* DB30 TaoTao GK80 Monster Moto 80cc MBX10 MBX11
Replacement for Mini Bike Coleman BT200X CT200U-EX CT200U CT100U CC100X Baja MB200 Doodlebug DB30 Predator 212 196cc Parts 42 Links (40mm Bore)
Replacement for Coleman CT100U CC100X RB100 DCT100U Minibike 97cc 100cc
Replacement for Coleman CT100U Minibike 97cc 100cc 2.5 3.0HP
Package Dimensions
7.44 x 6.69 x 1.34 inches
Item Weight
1.92 pounds
Manufacturer
CILOYU
ASIN
B0F7KZV57L
Item model number
CO-40-SP08
Date First Available
May 6, 2025
