BikeMaster bkm965251 Yamaha Rear Steel Sprocket 520 40T - 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.

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

The BikeMaster bkm965251 rear sprocket is engineered as a replacement sprocket for compatible Yamaha motorcycles. It is machined from 1045 steel and finished with a black Cataphoresis coating for long-lasting performance and dependable chain engagement.

Key Features & Performance Benefits

• 1045 Steel Construction: Provides a durable material for demanding rear-wheel conditions.
• Black Cataphoresis Finish: Adds a black protective coating to the sprocket.
• Precision Engineering: Supports smooth power delivery when used with corresponding chain sizes.
• BikeMaster Chain Match: Designed as a suitable match for the BikeMaster line of chains.

Key Product Specifications & Technical Data

• Brand: BikeMaster
• Part Number: bkm965251
• Product Type: Rear sprocket
• Material: 1045 steel
• Finish: Black Cataphoresis
• Chain Size: 520
• Tooth Count: 40T
• Units Per Package: 1

What's Included

One BikeMaster rear steel sprocket.

Fitment

Fits 2005 Yamaha YFZ450; 2006 Yamaha YFZ450; 2007 Yamaha YFZ450; 2009 Yamaha YFZ450; 2009 Yamaha YFZ450R; 2010 Yamaha YFZ450R; 2010 Yamaha YFZ450X; 2011 Yamaha YFM250R Raptor; 2011 Yamaha YFZ450R; and 2011 Yamaha YFZ450X.

Fitments:
2004 Yamaha YFM350 Raptor Base
2005 Yamaha YFM350 Raptor Base
2005 Yamaha YFZ450 Base
2006 Yamaha YFM350 Raptor Base
2006 Yamaha YFZ450 Base
2007 Yamaha YFM350 Raptor Base
2007 Yamaha YFZ450 Base
2008 Yamaha YFM350 Raptor Base
2009 Yamaha YFM350 Raptor Base
2009 Yamaha YFM700R Raptor Base
2009 Yamaha YFZ450 Base
2009 Yamaha YFZ450R Base
2009 Yamaha YFZ450R SE Base
2010 Yamaha YFM350 Raptor Base
2010 Yamaha YFZ450R Base
2010 Yamaha YFZ450X Base
2011 Yamaha YFM250R Raptor Base
2011 Yamaha YFM350 Raptor Base
2011 Yamaha YFM700R Raptor Base
2011 Yamaha YFZ450R Base
2011 Yamaha YFZ450X Base
2012 Yamaha YFM350 Raptor Base
2012 Yamaha YFM700R Raptor Base
2012 Yamaha YFZ450 Base
2012 Yamaha YFZ450R Base
2012 Yamaha YFZ450R SE Base
2013 Yamaha YFM350 Raptor Base
2013 Yamaha YFZ450 Base
2013 Yamaha YFZ450R Base
2013 Yamaha YFZ450R SE Base
2014 Yamaha YFZ450R Base
2014 Yamaha YFZ450R SE Base
2015 Yamaha YFZ450R Base
2015 Yamaha YFZ450R SE Base
2016 Yamaha YFM700R Raptor Base
2016 Yamaha YFZ450R Base
2016 Yamaha YFZ450R SE Base
2017 Yamaha YFM700R Raptor Base
2017 Yamaha YFZ450 Base
2017 Yamaha YFZ450R Base
2017 Yamaha YFZ450R SE Base
2018 Yamaha YFM700R Raptor Base
2018 Yamaha YFZ450R Base
2018 Yamaha YFZ450R SE Base
2019 Yamaha YFM700R Raptor Base
2019 Yamaha YFZ450R Base
2019 Yamaha YFZ450R SE Base
2020 Yamaha YFM700R Raptor Base
2020 Yamaha YFZ450R Base
2020 Yamaha YFZ450R SE Base
2021 Yamaha YFM700R Raptor Base
2021 Yamaha YFZ450R Base
2021 Yamaha YFZ450R SE Base
2022 Yamaha YFM700R Raptor Base
2022 Yamaha YFZ450R Base
2022 Yamaha YFZ450R SE Base
2023 Yamaha YFM700R Raptor Base
2023 Yamaha YFZ450R Base
2023 Yamaha YFZ450R SE Base
2024 Yamaha YFZ450R Base
2024 Yamaha YFZ450R SE Base
2025 Yamaha YFM700R Raptor 700R Base
2025 Yamaha YFZ450R Base
2025 Yamaha YFZ450R SE 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: false
Units Per Sku: 1