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55 Detachable Chain Sprockets

55 Detachable Chain Sprockets

#55 detachable chain sprockets are available in a wide range of tooth counts, hub types (A-plate, B-Hub, or C-Hub), and cast or steel material. These sprockets are manufactured using the latest manufacturing techniques and use high quality materials for the best performance and long-term use. The chart below shows the standard tooth-counts for 55 detachable chain, if you don't see the exact sprocket needed simply contact us and we can manufacture it within a short lead time.

55 Detachable Sprockets
Sprocket Size Tooth Count Style Pitch Diameter Hub Diameter Length Thru Bore Maximum Bore Weight
55C5 5 C 2.77" 2.00" 2.00" 0.94" 2.0 LBS
55C6 6 C 3.26" 2.00" 2.00" 0.94" 2.0 LBS
55B7 7 B 3.76" 2.50" 2.00" 1.63" 3.0 LBS
55B8 8 B 4.26" 2.50" 2.00" 1.63" 4.0 LBS
55C9 9 C 4.76" 3.00" 2.00" 1.94" 5.0 LBS
55C10 10 C 5.26" 3.50" 2.00" 2.19" 5.0 LBS
55C11 11 C 5.77" 4.50" 3.00" 2.88" 6.0 LBS
55C12 12 C 6.30" 4.50" 3.00" 2.88" 10.0 LBS
55C13 13 C 6.80" 4.50" 3.00" 2.88" 10.0 LBS
55C14 14 C 7.31" 4.50" 3.00" 2.88" 12.0 LBS
55C15 15 C 7.83" 4.50" 3.00" 2.88" 13.0 LBS
55C16 16 C 8.34" 4.50" 3.00" 2.88" 13.0 LBS
55C17 17 C 8.85" 4.50" 3.00" 2.88" 17.0 LBS
55C18 18 C 9.39" 4.50" 3.00" 2.88" 20.0 LBS
55C19 19 C 9.92" 4.50" 3.00" 2.88" 20.0 LBS
55C20 20 C 10.43" 6.00" 3.50" 2.88" 20.0 LBS
55C21 21 C 10.94" 6.00" 3.50" 4.00" 23.0 LBS
55C22 22 C 11.43" 6.00" 3.50" 4.00" 24.0 LBS
55C23 23 C 11.97" 6.00" 3.50" 4.00" 29.0 LBS
55C24 24 C 12.47" 6.00" 3.50" 4.00" 32.0 LBS
55C25 25 C 13.00" 8.00" 4.00" 6.00" 31.0 LBS
55C27 27 C 14.07" 8.00" 4.00" 6.00" 38.0 LBS
55C28 28 C 14.54" 8.00" 4.00" 6.00" 42.0 LBS
55C29 29 C 15.08" 8.00" 4.00" 6.00" 26.0 LBS
55C30 30 C 15.59" 8.00" 4.00" 6.00" 54.0 LBS
55C31 31 C 16.11" 8.00" 4.00" 6.00" 58.0 LBS
55C32 32 C 16.63" 8.00" 4.00" 6.00" 63.0 LBS
55C34 34 C 17.67" 8.00" 4.00" 6.00" 31.0 LBS
55C35 35 C 18.20" 8.00" 4.00" 6.00" 69.0 LBS
55C36 36 C 18.70" 8.00" 4.00" 6.00" 77.0 LBS
55C38 38 C 19.75" 8.00" 4.00" 6.00" 35.0 LBS
55C40 40 C 20.79" 10.00" 4.00" 8.00" 37.0 LBS
55C41 41 C 21.31" 10.00" 4.00" 8.00" 36.0 LBS
55C48 48 C 24.94" 10.00" 4.00" 8.00" 45.0 LBS
55C50 50 C 25.98" 10.00" 4.00" 8.00" 47.0 LBS
55C54 54 C 28.00" 10.00" 4.00" 8.00" 50.0 LBS

Weld On Hub 55-Series Sprockets
Sprocket Size Tooth Count Bore Root Diameter Outside Diameter Hub Type Needed Width (B) Weight
55W6 6 1-5/8" 2.62" 3-3/4" W 9/16" 0.88 LBS
55X7 7 2" 3.11" 4-1/4" X 9/16" 1.00 LBS
55X8 8 2" 3.61" 4-3/4" X 9/16" 1.44 LBS
55X9 9 2" 4.12" 5-1/4" X 9/16" 2.06 LBS
55X10 10 2" 4.63" 5-3/4" X 9/16" 2.50 LBS
55X11 11 2" 5.14" 6-1/4" X 9/16" 3.32 LBS
55X12 12 2" 5.65" 6-3/4" X 9/16" 4.00 LBS
55X13 13 2" 6.16" 7-1/4" X 9/16" 5.00 LBS
55X14 14 2" 6.67" 7-3/4" X 9/16" 5.92 LBS
55X15 15 2" 7.19" 8-1/4" X 9/16" 6.77 LBS

Requesting 55 Detachable chain Sprockets

To get a quote on #55 detachable chain sprockets simply fill out the request for quote from and someone from our customer service team will contact you.


Company Name:
Contact Name:
Email Address:
Phone Number:
Sprocket Tooth Count:
Hub Type (A-Plate, B-Hub, C-Hub, Other/ please specify):
Bore Size:
Does bore have key-way and set screws?:
Material (Cast or Steel):
Quantity Needed:

Additional Information or Notes:


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Frequently Asked Questions

  • If your order is less than $300, no problem! Please give us a call at 407-347-3519 or email Sales@usarollerchain.com, and we will be happy to assist you!

  • USA Roller Chain utilizes an extensive network of vendors and warehouses to ensure you get your items quickly! Our primary roller chain warehouse is located in Clermont, FL, but we have warehouses located all across the United States. Your order will be shipped from the closest warehouse to you that has your requested product in stock. This speeds up transit times and saves you money on shipping! If you have any questions about where an item will ship from, please CONTACT US

  • In-stock items are typically shipped out in 1-3 business days.Made-to-order item lead times vary from 1-2 days up to 14-20+ weeks, depending on the product. If you need your items urgently, please let us know, and we will do our best to meet your required delivery date! If you have any questions, please CONTACT US

  • If you are having an issue with your order, please CONTACT US as soon as possible so we can resolve it for you.

    Most in-stock items can be returned within 30 days of the shipment date. MTO or Custom orders are not eligible for a return or refund. For a detailed explanation of our return policies, please click here.

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