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High Speed 420 Rear Sprocket 40 Tooth 37mm Bore for Mini Bike CT100U
✅ In stock
F
Grade
Analysis Confidence
73%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 21, 2026 3:41 AM · 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 is slightly above the going rate for this product — worth watching for a drop.
- 📉It has been quite a while since a more competitive price was available, lending today's offer solid comparative value.
- ➡️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
0/20
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 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 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 doesn'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
✓Unleashes Faster Acceleration & Snappier Throttle Response: Compared to the stock 50-tooth rear sprocket, our 40-tooth sprocket boosts the drivetrain speed ratio, delivering quicker takeoffs and more responsive acceleration—perfect for riders craving a zippier, more agile ride
⚙️ Specifications
10.24 x 7.09 x 1.18 inches
1.94 pounds
CO-40-SP06
April 9, 2025
Product Dimensions
10.24 x 7.09 x 1.18 inches
Item Weight
1.94 pounds
Manufacturer
CO-40-SP06
ASIN
B0F472XF21
Item model number
CO-40-SP06
Date First Available
April 9, 2025
Best Sellers Rank
See Top 100 in Automotive
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$17.99
$23.99
