CQSPMOTO 40T sprocket side view highlights robust steel construction for minibike power.
CQSPMOTO 40T top view emphasizes six-hole pattern for secure mounting and precision alignment.
CQSPMOTO 40T sprocket six-holes closeup shows galvanized coating for rust resistance.
CQSPMOTO 40T bore closeup highlights 37mm center hole for compatible minibike hubs.
CQSPMOTO 40T in-packaging image indicates complete installation kit with mounting screws.
CQSPMOTO 40T on-bike view demonstrates immediate improvement in acceleration and torque.
CQSPMOTO 40T hill-climb test shows enhanced traction and engine efficiency.
CQSPMOTO 40T rear sprocket on minibike illustrates durable performance in variable weather.
CQSPMOTO 40T sprocket side view highlights robust steel construction for minibike power.
CQSPMOTO 40T top view emphasizes six-hole pattern for secure mounting and precision alignment.
CQSPMOTO 40T sprocket six-holes closeup shows galvanized coating for rust resistance.
CQSPMOTO 40T bore closeup highlights 37mm center hole for compatible minibike hubs.
CQSPMOTO 40T in-packaging image indicates complete installation kit with mounting screws.
CQSPMOTO 40T on-bike view demonstrates immediate improvement in acceleration and torque.
CQSPMOTO 40T hill-climb test shows enhanced traction and engine efficiency.
CQSPMOTO 40T rear sprocket on minibike illustrates durable performance in variable weather.

CQSPMOTO 40T 6-Hole Rear Chain Sprocket for Mini Bikes | 37mm Bore, 420 Chain

Discover the CQSPMOTO 40T 6-Hole Rear Chain Sprocket, engineered to refine how your minibike translates engine power...
Vendor: CQSPMOTO
Availability: In stock
£35.37
£35.37
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CQSPMOTO 40T sprocket side view highlights robust steel construction for minibike power.

CQSPMOTO 40T 6-Hole Rear Chain Sprocket for Mini Bikes | 37mm Bore, 420 Chain

£35.37
CQSPMOTO 40T sprocket side view highlights robust steel construction for minibike power.
CQSPMOTO 40T top view emphasizes six-hole pattern for secure mounting and precision alignment.
CQSPMOTO 40T sprocket six-holes closeup shows galvanized coating for rust resistance.
CQSPMOTO 40T bore closeup highlights 37mm center hole for compatible minibike hubs.
CQSPMOTO 40T in-packaging image indicates complete installation kit with mounting screws.
CQSPMOTO 40T on-bike view demonstrates immediate improvement in acceleration and torque.
CQSPMOTO 40T hill-climb test shows enhanced traction and engine efficiency.
CQSPMOTO 40T rear sprocket on minibike illustrates durable performance in variable weather.

CQSPMOTO 40T 6-Hole Rear Chain Sprocket for Mini Bikes | 37mm Bore, 420 Chain

£35.37
Description
Description
x

Discover the CQSPMOTO 40T 6-Hole Rear Chain Sprocket, engineered to refine how your minibike translates engine power to rear-wheel performance. This rear sprocket is designed for 40/41/420 chains and pairs with engines in the 212cc class and larger. Its robust geometry and precise fit help promote smooth engagement between chain and sprocket, reducing the chance of slip and preserving efficient power transfer during every ride.

Key specifications

  • 40T sprocket with 6 mounting holes
  • Center bore diameter of 37mm
  • Includes 1 sprocket and 6 mounting screws
  • Compatible with #40/41/420 chains for minibikes and small engines
  • Carefully matched to ensure a tight, dependable fit without guesswork

Durability and materials

  • Constructed from high-strength steel to withstand demanding loads and high speeds
  • Galvanized coating provides rust and corrosion resistance, helping maintain appearance and function
  • Coating and machining work together to keep engagement smooth across varied weather conditions

Performance and ride experience

  • 40T design supports strong low-end torque and confident acceleration
  • Helps improve hill-climbing ability by maintaining better chain engagement
  • Promotes efficient power transmission, reducing strain on the engine during challenging terrains
  • Designed to deliver reliable performance without altering overall drivetrain geometry

Versatility and compatibility

  • Designed for minibikes and compact setups like Coleman CT100U, CC100X, RB100, B100 minibikes
  • Also suitable for Baja Doodle Bug DB30, Mega Moto MMB80/MMB105, Motovox MBX10, and similar platforms
  • Easy cross-compatibility with a range of rear-end configurations thanks to a standard 37mm bore

When upgrading, verify your chain type and bore compatibility to ensure a seamless fit. The combination of durable steel, rust-resistant coating, and a precise 40T ratio offers a practical upgrade path for riders seeking improved engagement and control. While results vary with riding style, terrain, and overall setup, many users notice smoother power delivery and enhanced confidence on inclines or sudden accelerations. This sprocket focuses on dependable performance and long-term value, helping you get more from your minibike without compromising reliability.

FAQ

Q: Which models and chain types are compatible with the CQSPMOTO 40T 6-Hole Sprocket?

A: Designed for #40/41/420 chains; compatible with Coleman CT100U, CC100X, Baja Doodle Bug DB30, Mega Moto MMB80/MMB105, Motovox MBX10, and more.

Q: What performance benefits can I expect from upgrading to this sprocket?

A: Possible improvements include stronger low-end torque, quicker acceleration, and better hill-climbing; results vary with setup.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

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We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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