Boss Bearing
Your order is shipped from our warehouse within 1 business day. Please be aware that the delivery of shipped items, once it leaves our warehouse may be delayed based on USPS and FedEx delivery schedules, especially between Thanksgiving and Christmas.

Responsive image

Lower Steering Stem Bearing Seal for Yamaha YFZ350 Banshee 1987-2006

$10.44

1 Year Warranty on all parts from Boss Bearing!










Product Description

Lower Steering Stem Bearing and Seals Kit - 25-1515B - Boss Bearing

Kit Contains:

1 Bearing

2 Seals

Fits the following:

  • 2012 Yamaha YFZ450
  • 2009 Yamaha YFZ450
  • 2008 Yamaha YFZ450
  • 2007 Yamaha YFZ450
  • 2006 Yamaha YFZ450
  • 2005 Yamaha YFZ450
  • 2004 Yamaha YFZ450
  • 2016 Yamaha YFZ450R
  • 2015 Yamaha YFZ450R
  • 2014 Yamaha YFZ450R
  • 2013 Yamaha YFZ450R
  • 2012 Yamaha YFZ450R
  • 2011 Yamaha YFZ450R
  • 2010 Yamaha YFZ450R
  • 2009 Yamaha YFZ450R
  • 2011 Yamaha YFZ450X
  • 2010 Yamaha YFZ450X
  • 2016 Yamaha YFZ450R Special Edition
  • 2015 Yamaha YFZ450RSE Special Edition
  • 2014 Yamaha YFZ450RSE Special Edition
  • 2013 Yamaha YFZ450RSE Special Edition
  • 2012 Yamaha YFZ450RSE Special Edition
  • 2011 Yamaha YFZ450RSE Special Edition
  • 2010 Yamaha YFZ450RSE Special Edition
  • 2009 Yamaha YFZ450RSE Special Edition
  • 2000 Yamaha Timberwolf 250 YFB250FW 4x4
  • 1999 Yamaha Timberwolf 250 YFB250FW 4x4
  • 1998 Yamaha Timberwolf 250 YFB250FW 4x4
  • 1997 Yamaha Timberwolf 250 YFB250FW 4x4
  • 1996 Yamaha Timberwolf 250 YFB250FW 4x4
  • 1995 Yamaha Timberwolf 250 YFB250FW 4x4
  • 1994 Yamaha Timberwolf 250 YFB250FW 4x4
  • 2004 Yamaha Raptor 350 YFM350
  • 2006 Yamaha Bruin 350 YFM350FA 4x4
  • 2005 Yamaha Bruin 350 YFM350FA 4x4
  • 2004 Yamaha Bruin 350 YFM350FA 4x4
  • 2012 Yamaha Grizzly 350 YFM350FG 4x4 IRS
  • 2011 Yamaha Grizzly 350 YFM350FGI 4x4 IRS
  • 2010 Yamaha Grizzly 350 YFM350FGI 4x4 IRS
  • 2009 Yamaha Grizzly 350 YFM350FGI 4x4 IRS
  • 2008 Yamaha Grizzly 350 YFM350FGI 4x4 IRS
  • 2007 Yamaha Grizzly 350 YFM350FGI 4x4 IRS
  • 1999 Yamaha Big Bear 350 YFM350FW 4x4
  • 1998 Yamaha Big Bear 350 YFM350FW 4x4
  • 1997 Yamaha Big Bear 350 YFM350FW 4x4
  • 1996 Yamaha Big Bear 350 YFM350FW 4x4
  • 1995 Yamaha Big Bear 350 YFM350FW 4x4
  • 1994 Yamaha Big Bear 350 YFM350FW 4x4
  • 1993 Yamaha Big Bear 350 YFM350FW 4x4
  • 1992 Yamaha Big Bear 350 YFM350FW 4x4
  • 1991 Yamaha Big Bear 350 YFM350FW 4x4
  • 1990 Yamaha Big Bear 350 YFM350FW 4x4
  • 1989 Yamaha Big Bear 350 YFM350FW 4x4
  • 1988 Yamaha Big Bear 350 YFM350FW 4x4
  • 1987 Yamaha Big Bear 350 YFM350FW 4x4
  • 2012 Yamaha Raptor 350 YFM350R
  • 2011 Yamaha Raptor 350 YFM350R
  • 2010 Yamaha Raptor 350 YFM350R
  • 2009 Yamaha Raptor 350 YFM350R
  • 2008 Yamaha Raptor 350 YFM350R
  • 2007 Yamaha Raptor 350 YFM350R
  • 2006 Yamaha Raptor 350 YFM350R
  • 2005 Yamaha Raptor 350 YFM350R
  • 2004 Yamaha Warrior 350 YFM350X
  • 2003 Yamaha Warrior 350 YFM350X
  • 2002 Yamaha Warrior 350 YFM350X
  • 2001 Yamaha Warrior 350 YFM350X
  • 2000 Yamaha Warrior 350 YFM350X
  • 1999 Yamaha Warrior 350 YFM350X
  • 1998 Yamaha Warrior 350 YFM350X
  • 1997 Yamaha Warrior 350 YFM350X
  • 1996 Yamaha Warrior 350 YFM350X
  • 1995 Yamaha Warrior 350 YFM350X
  • 1994 Yamaha Warrior 350 YFM350X
  • 1993 Yamaha Warrior 350 YFM350X
  • 1992 Yamaha Warrior 350 YFM350X
  • 1991 Yamaha Warrior 350 YFM350X
  • 1990 Yamaha Warrior 350 YFM350X
  • 1989 Yamaha Warrior 350 YFM350X
  • 1988 Yamaha Warrior 350 YFM350X
  • 2004 Yamaha Big Bear 400 YFM400
  • 2002 Yamaha Big Bear 400 YFM400
  • 2001 Yamaha Big Bear 400 YFM400
  • 2000 Yamaha Big Bear 400 YFM400
  • 2004 Yamaha Kodiak 400 YFM400A
  • 2003 Yamaha Kodiak 400 YFM400A
  • 2002 Yamaha Kodiak 400 YFM400A
  • 2001 Yamaha Kodiak 400 YFM400A
  • 2000 Yamaha Kodiak 400 YFM400A
  • 2006 Yamaha Big Bear 400 YFM400F 4x4
  • 2005 Yamaha Big Bear 400 YFM400F 4x4
  • 2004 Yamaha Big Bear 400 YFM400F 4x4
  • 2002 Yamaha Big Bear 400 YFM400F 4x4
  • 2001 Yamaha Big Bear 400 YFM400F 4x4
  • 2000 Yamaha Big Bear 400 YFM400F 4x4
  • 2006 Yamaha Kodiak 400 YFM400FA 4x4
  • 2005 Yamaha Kodiak 400 YFM400FA 4x4
  • 2004 Yamaha Kodiak 400 YFM400FA 4x4
  • 2003 Yamaha Kodiak 400 YFM400FA 4x4
  • 2002 Yamaha Kodiak 400 YFM400FA 4x4
  • 2001 Yamaha Kodiak 400 YFM400FA 4x4
  • 2000 Yamaha Kodiak 400 YFM400FA 4x4
  • 2012 Yamaha Big Bear 400 YFM400FB 4x4 IRS
  • 2011 Yamaha Big Bear 400 YFM400FB 4x4 IRS
  • 2010 Yamaha Big Bear 400 YFM400FB 4x4 IRS
  • 2009 Yamaha Big Bear 400 YFM400FB 4x4 IRS
  • 2008 Yamaha Big Bear 400 YFM400FB 4x4 IRS
  • 2007 Yamaha Big Bear 400 YFM400FB 4x4 IRS
  • 2008 Yamaha Grizzly 400 YFM400FG 4x4
  • 2007 Yamaha Grizzly 400 YFM400FG 4x4
  • 2003 Yamaha Big Bear 400 YFM400FW 4x4
  • 1999 Yamaha Kodiak 400 YFM400FW 4x4
  • 1998 Yamaha Kodiak 400 YFM400FW 4x4
  • 1997 Yamaha Kodiak 400 YFM400FW 4x4
  • 1996 Yamaha Kodiak 400 YFM400FW 4x4
  • 1995 Yamaha Kodiak 400 YFM400FW 4x4
  • 1994 Yamaha Kodiak 400 YFM400FW 4x4
  • 1993 Yamaha Kodiak 400 YFM400FW 4x4
  • 2003 Yamaha Big Bear 400 YFM400N
  • 2006 Yamaha Kodiak 450 YFM450FA 4x4
  • 2005 Yamaha Kodiak 450 YFM450FA 4x4
  • 2004 Yamaha Kodiak 450 YFM450FA 4x4
  • 2003 Yamaha Kodiak 450 YFM450FA 4x4
  • 2012 Yamaha Grizzly 450 YFM450FG 4x4
  • 2011 Yamaha Grizzly 450 YFM450FG 4x4
  • 2010 Yamaha Grizzly 450 YFM450FG 4x4
  • 2008 Yamaha Grizzly 450 YFM450FG 4x4
  • 2007 Yamaha Grizzly 450 YFM450FG 4x4
  • 2009 Yamaha Grizzly 450 YFM450FGI 4x4 IRS
  • 2010 Yamaha Wolverine 450 YFM450FX 4x4
  • 2009 Yamaha Wolverine 450 YFM450FX 4x4
  • 2008 Yamaha Wolverine 450 YFM450FX 4x4
  • 2007 Yamaha Wolverine 450 YFM450FX 4x4
  • 2006 Yamaha Wolverine 450 YFM450FX 4x4
  • 2011 Yamaha Grizzly 550 YFM550FG 4x4 FI
  • 2010 Yamaha Grizzly 550 YFM550FG 4x4 FI
  • 2009 Yamaha Grizzly 550 YFM550FG 4x4 FI
  • 2011 Yamaha Grizzly 550 YFM550FGP 4x4 FI EPS
  • 2010 Yamaha Grizzly 550 YFM550FGP 4x4 FI EPS
  • 2009 Yamaha Grizzly 550 YFM550FGP 4x4 FI EPS
  • 2001 Yamaha Grizzly 600 YFM600F 4x4
  • 2000 Yamaha Grizzly 600 YFM600F 4x4
  • 1999 Yamaha Grizzly 600 YFM600FWA 4x4
  • 1998 Yamaha Grizzly 600 YFM600FWA 4x4
  • 2004 Yamaha Grizzly 660 YFM660F 4x4
  • 2003 Yamaha Grizzly 660 YFM660F 4x4
  • 2002 Yamaha Grizzly 660 YFM660F 4x4
  • 2008 Yamaha Grizzly 660 YFM660FA 4x4
  • 2006 Yamaha Grizzly 660 YFM660FA 4x4
  • 2005 Yamaha Grizzly 660 YFM660FA 4x4
  • 2007 Yamaha Grizzly 660 YFM660FG 4x4
  • 2005 Yamaha Raptor 660R YFM660R
  • 2004 Yamaha Raptor 660R YFM660R
  • 2003 Yamaha Raptor 660R YFM660R
  • 2002 Yamaha Raptor 660R YFM660R
  • 2001 Yamaha Raptor 660R YFM660R
  • 2016 Yamaha Grizzly 700 YFM700D 4x4 FI
  • 2015 Yamaha Grizzly 700 YFM700D 4x4 FI
  • 2014 Yamaha Grizzly 700 YFM700D 4x4 FI
  • 2013 Yamaha Grizzly 700 YFM700FG 4x4 FI
  • 2012 Yamaha Grizzly 700 YFM700FG 4x4 FI
  • 2011 Yamaha Grizzly 700 YFM700FG 4x4 FI
  • 2010 Yamaha Grizzly 700 YFM700FG 4x4 FI
  • 2009 Yamaha Grizzly 700 YFM700FG 4x4 FI
  • 2008 Yamaha Grizzly 700 YFM700FG 4x4 FI
  • 2007 Yamaha Grizzly 700 YFM700FGP 4x4 FI
  • 2015 Yamaha Grizzly 700 YFM700FGP 4x4 FI EPS
  • 2013 Yamaha Grizzly 700 YFM700FGP 4x4 FI EPS
  • 2012 Yamaha Grizzly 700 YFM700FGP 4x4 FI EPS
  • 2011 Yamaha Grizzly 700 YFM700FGP 4x4 FI EPS
  • 2010 Yamaha Grizzly 700 YFM700FGP 4x4 FI EPS
  • 2009 Yamaha Grizzly 700 YFM700FGP 4x4 FI EPS
  • 2008 Yamaha Grizzly 700 YFM700FGP 4x4 FI EPS
  • 2007 Yamaha Grizzly 700 YFM700FGP 4x4 FI EPS
  • 2015 Yamaha Grizzly 700 YFM700FGPSE 4x4 Special Edition FI EPS
  • 2013 Yamaha Grizzly 700 YFM700FGPSE 4x4 Special Edition FI EPS
  • 2012 Yamaha Grizzly 700 YFM700FGPSE 4x4 Special Edition FI EPS
  • 2011 Yamaha Grizzly 700 YFM700FGPSE 4x4 Special Edition FI EPS
  • 2010 Yamaha Grizzly 700 YFM700FGPSE 4x4 Special Edition FI EPS
  • 2009 Yamaha Grizzly 700 YFM700FGPSE 4x4 Special Edition FI EPS
  • 2016 Yamaha Kodiak 700K YFM700K 4x4 FI
  • 2016 Yamaha Kodiak 700K YFM700KP 4x4 FI EPS
  • 2016 Yamaha Kodiak 700K YFM700KPSE 4x4 Special Edition FI EPS
  • 2016 Yamaha Grizzly 700 YFM700P 4x4 FI EPS
  • 2014 Yamaha Grizzly 700 YFM700P 4x4 FI EPS
  • 2016 Yamaha Grizzly 700 YFM700PSE 4x4 Special Edition FI EPS
  • 2014 Yamaha Grizzly 700 YFM700PSE 4x4 Special Edition FI EPS
  • 2008 Yamaha Raptor 700 YFM700R
  • 2007 Yamaha Raptor 700 YFM700R
  • 2006 Yamaha Raptor 700 YFM700R
  • 2016 Yamaha Raptor 700R YFM700R
  • 2015 Yamaha Raptor 700R YFM700R
  • 2012 Yamaha Raptor 700R YFM700R
  • 2011 Yamaha Raptor 700R YFM700R
  • 2009 Yamaha Raptor 700R YFM700R
  • 2012 Yamaha Raptor 700 YFM700RSE Special Edition
  • 2011 Yamaha Raptor 700 YFM700RSE Special Edition
  • 2010 Yamaha Raptor 700 YFM700RSE Special Edition
  • 2009 Yamaha Raptor 700 YFM700RSE Special Edition
  • 2007 Yamaha Raptor 700 YFM700RSE Special Edition
  • 2016 Yamaha Raptor 700R YFM700RSE Special Edition
  • 2015 Yamaha Raptor 700R YFM700RSE Special Edition
  • 2014 Yamaha Raptor 700R YFM700RSE Special Edition
  • 2013 Yamaha Raptor 700R YFM700RSE Special Edition
  • 2008 Yamaha Raptor 700 YFM700RSP Special Edition
  • 2007 Yamaha Raptor 700 YFM700RYR GYTR Edition
  • 2005 Yamaha Banshee 350 YFZ350
  • 2004 Yamaha Banshee 350 YFZ350
  • 2003 Yamaha Banshee 350 YFZ350
  • 2002 Yamaha Banshee 350 YFZ350
  • 2001 Yamaha Banshee 350 YFZ350
  • 2000 Yamaha Banshee 350 YFZ350
  • 1999 Yamaha Banshee 350 YFZ350
  • 1998 Yamaha Banshee 350 YFZ350
  • 1997 Yamaha Banshee 350 YFZ350
  • 1996 Yamaha Banshee 350 YFZ350
  • 1995 Yamaha Banshee 350 YFZ350
  • 1994 Yamaha Banshee 350 YFZ350
  • 1993 Yamaha Banshee 350 YFZ350
  • 1992 Yamaha Banshee 350 YFZ350
  • 1991 Yamaha Banshee 350 YFZ350
  • 1990 Yamaha Banshee 350 YFZ350
  • 1989 Yamaha Banshee 350 YFZ350
  • 1988 Yamaha Banshee 350 YFZ350
  • 1987 Yamaha Banshee 350 YFZ350
  • 2006 Yamaha Banshee 350 YFZ350SP 50th Anniversary Edition
  • Equivalent to: All Balls 25-1515
    Note: Please review product image for accurate representation of product contents.

    About Us

    It’s our belief at Boss Bearing that our riders shouldn’t have to sacrifice quality, speed and performance. That’s why we spend our days rounding up and warehousing the highest-quality replacement motorsport parts, lowering overhead costs in order to pass the savings on to you.

    We do the research for you so that you can focus on what’s most important: riding and adventure. Our goal is to offer you a high-quality and diverse selection of replacement motorsport parts, so that you can quickly find everything you need to get back in action.

    At Boss Bearing, we are people like you. We are a family-owned business offering ATV, UTV, Side x Side, Quad, Motorcycle, Dirt Bike and Snowmobile parts located in Statesville, NC. We assemble our kits here in our warehouse and personally inspect each and every one. We build our kits with only the highest quality components in the industry. Our goal is to provide you with a better quality product, at the best price. Thanks for your business!


    Boss Bearing Video

    For Our ATV/UTV Enthusiasts!

    The video will open in a new window
    Using the eBay App? Paste link into a browser window:

    Boss Bearing Video

    For Our Dirt Bike Enthusiasts!

    The video will open in a new window
    Using the eBay App? Paste link into a browser window:





    Payment Policy

    We prefer PayPal. We also accept Visa, Master Card, Discover, and American Express. North Carolina residents are subject to all applicable taxes.

    Shipping Policy

    Get It Fast! All orders ship within 1 business day of purchase, however, if you order before 2:00 EST we will ship it out the SAME DAY*! We ship only to confirmed PayPal addresses or your credit card's billing address. *Excludes purchases made on Saturday, Sunday and all major US Holidays.
    ***Please be aware that delivery of shipped items between Thanksgiving and Christmas may be delayed based on USPS and FedEx delivery schedules.

    Get It Free! Free USPS shipping anywhere in the US, including AK, HI and PR. This means combined shipping is free also since free + free = free! Items will be shipped USPS and your tracking number will be emailed to you.

    Get It International! We ship USPS Priority International and your tracking number will be emailed to you. It can take 14-21 business days for delivery. All packages will be marked as merchandise. International customers should note that you may be charged customs fees or duties as the item enters your country. This varies from country to country and from item to item.

    Get It Faster! Expedited Shipping is offered using USPS Express for an extra fee. This service guarantees delivery between 1-2 days. Orders must be placed before 2:00 pm Eastern Standard Time Monday through Friday for Expedited Shipping. Expedited Shipping excludes delivery and/or purchases made on Saturday or Sunday and all major US Holidays.

    Return Policy/ Warranty Information

    Get It Returned! All returns must have prior authorization. All items must be returned in their CLEAN, ORIGINAL PACKAGING. To get authorization, please contact us through ebay.

    Get It Fixed! If you receive the wrong item or a damaged item, we'll gladly fix it by shipping a replacement or issuing a 100% refund (including shipping charges). If items are returned for any other reason, a refund will be issued minus a 10% re-stocking fee. In this case, return shipping charges are the responsibility of the buyer.

    Get It Under Warranty! We offer a 1 Year Warranty.

    Fitment Disclaimer:

    To the best of our knowledge, all photos and application information contained herein are accurate. However, Boss Bearing assumes no liability related to product use and fitment. Buyers are solely responsible to insure that product use and fitment is consistent with their machine and application.

    Boss Bearing