BikeMaster BKM965030 Honda Rear Steel Sprocket, 420 Chain, 37T - Black

Meticulously engineered using the highest quality materials and industry leading technology to provide the best replacement sprockets for your motorcycle. BikeMaster® Rear Sprockets are machined from 1045 steel and coated with a beautiful black Cataphoresis finish. A perfect match for the BikeMaster® line of chains.

• Precision engineered for direct fitment and smooth power delivery in motorcycles with corresponding chain sizes
• Designed to provide long lasting performance and optimal chain engagement under demanding rear wheel conditions

The BikeMaster BKM965030 rear sprocket is a replacement powersports component designed for motorcycles using a corresponding 420 chain size. It is machined from 1045 steel and finished with a black Cataphoresis coating for durable performance and corrosion-resistant surface protection.

Precision engineered for direct fitment, this rear sprocket supports smooth power delivery and optimal chain engagement under demanding rear-wheel conditions. It is designed to match the BikeMaster line of chains.

Key Features & Performance Benefits

• 1045 Steel Construction: Machined from 1045 steel for durable sprocket performance.
• Black Cataphoresis Finish: Provides a protective black coated finish.
• Precision Engineering: Designed for direct fitment on corresponding motorcycle applications.
• Chain Engagement: Supports smooth power delivery and optimal engagement with a compatible 420 chain.

Key Product Specifications & Technical Data

• Brand: BikeMaster
• Part Number: BKM965030
• Product Type: Rear sprocket
• Material: 1045 steel
• Finish: Black Cataphoresis
• Chain Size: 420
• Tooth Count: 37T
• Quantity: 1 sprocket

What's Included in the Box

• One BikeMaster rear steel sprocket

Fitment

Fits 2000-2003 Honda XR50R and 2004-2009 Honda CRF50F models.

Fitments:
2000 Honda XR50R Base
2001 Honda XR50R Base
2002 Honda XR50R Base
2003 Honda XR50R Base
2004 Honda CRF50F Base
2005 Honda CRF50F Base
2006 Honda CRF50F Base
2007 Honda CRF50F Base
2008 Honda CRF50F Base
2009 Honda CRF50F Base
2011 Honda CRF50F Base
2012 Honda CRF50F Base
2013 Honda CRF50F Base
2014 Honda CRF50F Base
2015 Honda CRF50F Base
2016 Honda CRF50F Base
2017 Honda CRF50F Base
2018 Honda CRF50F Base
2019 Honda CRF50F Base
2020 Honda CRF50F Base
2021 Honda CRF50F Base
2022 Honda CRF50F Base
2023 Honda CRF50F Base
2024 Honda CRF50F Base
2025 Honda CRF50F Base

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1
Clearance Item: t