Chain 520 Series With O - Rings 78 Link - Polaris Trail Blazer 250 (1985, 1999-2013) OEM# 3221153-078 | WSM 520-HSO-78

Chain 520 Series With O-Rings 78 Link OEM# 3221153-078

This WSM chain 520 series with o-rings 78 link is a quality aftermarket replacement part designed for Polaris Trail Blazer 250 and 4 other compatible models.

It replaces selected OEM reference numbers including 3221153-078 and is suitable for service, repair and rebuild work.

Key Features

• Quality aftermarket replacement part from WSM
• Engineered for dependable fit, function and service life
• Designed for marine and powersports repair and maintenance
• Compatible with 23 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 520-HSO-78
• Product: Chain 520 Series With O-Rings 78 Link
• OEM Reference: 3221153-078
• Application: Polaris Trail Blazer 250 and 4 other compatible models

Product Fitment

This part is suitable for the following models:

• Polaris Trail Blazer 250 – 1999
• Polaris Trail Blazer 250 – 2000
• Polaris Trail Blazer 250 – 2001
• Polaris Trail Blazer 330 – 2008
• Polaris Trail Blazer 330 – 2009
• Polaris Trail Blazer 330 – 2010
• Polaris Trail Blazer 330 – 2011
• Polaris Trail Blazer 330 – 2012
• Polaris Trail Blazer 330 – 2013
• Polaris Trail Boss 325 – 2001
• Polaris Trail Boss 325 – 2002
• Polaris Trail Boss 330 – 2003
• Polaris Trail Boss 330 – 2004
• Polaris Trail Boss 330 – 2005
• Polaris Trail Boss 330 – 2006
• Polaris Trail Boss 330 – 2007
• Polaris Trail Boss 330 – 2008
• Polaris Trail Boss 330 – 2009
• Polaris Trail Boss 330 – 2010
• Polaris Trail Boss 330 – 2011
• Polaris Trail Boss 330 – 2012
• Polaris Trail Boss 330 – 2013
• Suzuki LT-F 250 – 1985

Why Buy WSM

WSM is a trusted manufacturer of aftermarket marine and powersports parts, known for dependable quality, strong fitment coverage and workshop-ready replacement components.

You May Also Need

Browse related parts for compatible models:

• Ball Joint Lower Polaris 30 / 250 - 900 88-24 OEM# 7061158 – 68-260
• Sprocket Front Polaris 250 - 500 OEM# 3221043 – FSP-003-11
• Sprocket Front Polaris 250 - 500 OEM# 3221041 – FSP-003-13
• Sprocket Front Polaris 250 - 500 OEM# 3221044 – FSP-003-12

Please use the fitment guide, OEM references and images to confirm this is the correct part before ordering.