QuadBoss® Thermostats are a direct O.E. replacement that meets or exceeds factory specs. Installs and operates exactly like the factory unit.
- Helps maintain optimal engine operating temperature
- Precision engineered for consistent coolant flow
- OEM style replacement for reliable performance
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2006-2009 | Polaris | Ranger 6x6 700 EFI | Base |
| 2010 | Polaris | Ranger 6x6 800 | Base |
| 2010 | Polaris | Ranger 800 Crew | Base |
| 2010 | Polaris | Ranger 800 Crew EPS | Base |
| 2010 | Polaris | Ranger 800 HD | Base |
| 2010 | Polaris | Ranger 800 XP | Base |
| 2008-2009 | Polaris | Ranger Crew 700 | Base |
| 2015-2016 | Polaris | Ranger ETX | Base |
| 2010-2011 | Polaris | Ranger RZR 4 800 Gordon Edition | Base |
| 2008-2010 | Polaris | Ranger RZR 800 | Base |
| 2009-2013 | Polaris | Ranger RZR 800 S | Base |
| 2012-2013 | Polaris | Ranger RZR 800 S LE | Base |
| 2011 | Polaris | Ranger RZR 800 SW Military | Base |
| 2013 | Polaris | Ranger RZR S 800 EPS LE | Base |
| 2009 | Polaris | Ranger RZR S Military | Base |
| 2003-2005 | Polaris | Sportsman 600 | Base |
| 2002-2006 | Polaris | Sportsman 700 | Base |
| 2004-2007 | Polaris | Sportsman 700 EFI | Base |
| 2008 | Polaris | Sportsman 700 EFI X2 | Base |
| 2012-2014 | Polaris | Sportsman 800 6x6 Big Boss | Base |
| 2005-2014 | Polaris | Sportsman 800 EFI | Base |
| 2008-2009 | Polaris | Sportsman 800 EFI HO | Base |
| 2008-2009 | Polaris | Sportsman 800 EFI Touring | Base |
| 2007-2009 | Polaris | Sportsman 800 EFI X2 | Base |
| 2007 | Polaris | Sportsman 800 EFI X2 Deluxe | Base |
| 2008 | Polaris | Sportsman 800 HO EFI Military | Base |
| 2015 | Polaris | Sportsman ETX | Base |
| 2012-2014 | Polaris | Sportsman Forest 800 | Base |
| 2013-2014 | Polaris | Sportsman Forest 800 6x6 | Base |
| 2005 | Polaris | Sportsman MV7 | Base |
Shipping & Returns
Shipping is calculated at checkout. For complete details, review our shipping and return policies.
QuadBoss Polaris Ranger/RZR/Sportsman Thermostat
QuadBoss® Thermostats are a direct O.E. replacement that meets or exceeds factory specs. Installs and operates exactly like the factory unit.
- Helps maintain optimal engine operating temperature
- Precision engineered for consistent coolant flow
- OEM style replacement for reliable performance
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2006-2009 | Polaris | Ranger 6x6 700 EFI | Base |
| 2010 | Polaris | Ranger 6x6 800 | Base |
| 2010 | Polaris | Ranger 800 Crew | Base |
| 2010 | Polaris | Ranger 800 Crew EPS | Base |
| 2010 | Polaris | Ranger 800 HD | Base |
| 2010 | Polaris | Ranger 800 XP | Base |
| 2008-2009 | Polaris | Ranger Crew 700 | Base |
| 2015-2016 | Polaris | Ranger ETX | Base |
| 2010-2011 | Polaris | Ranger RZR 4 800 Gordon Edition | Base |
| 2008-2010 | Polaris | Ranger RZR 800 | Base |
| 2009-2013 | Polaris | Ranger RZR 800 S | Base |
| 2012-2013 | Polaris | Ranger RZR 800 S LE | Base |
| 2011 | Polaris | Ranger RZR 800 SW Military | Base |
| 2013 | Polaris | Ranger RZR S 800 EPS LE | Base |
| 2009 | Polaris | Ranger RZR S Military | Base |
| 2003-2005 | Polaris | Sportsman 600 | Base |
| 2002-2006 | Polaris | Sportsman 700 | Base |
| 2004-2007 | Polaris | Sportsman 700 EFI | Base |
| 2008 | Polaris | Sportsman 700 EFI X2 | Base |
| 2012-2014 | Polaris | Sportsman 800 6x6 Big Boss | Base |
| 2005-2014 | Polaris | Sportsman 800 EFI | Base |
| 2008-2009 | Polaris | Sportsman 800 EFI HO | Base |
| 2008-2009 | Polaris | Sportsman 800 EFI Touring | Base |
| 2007-2009 | Polaris | Sportsman 800 EFI X2 | Base |
| 2007 | Polaris | Sportsman 800 EFI X2 Deluxe | Base |
| 2008 | Polaris | Sportsman 800 HO EFI Military | Base |
| 2015 | Polaris | Sportsman ETX | Base |
| 2012-2014 | Polaris | Sportsman Forest 800 | Base |
| 2013-2014 | Polaris | Sportsman Forest 800 6x6 | Base |
| 2005 | Polaris | Sportsman MV7 | Base |
Shipping & Returns
Shipping details are shown at checkout. Review our shipping and return policies for complete information.
Description
Description
QuadBoss® Thermostats are a direct O.E. replacement that meets or exceeds factory specs. Installs and operates exactly like the factory unit.
- Helps maintain optimal engine operating temperature
- Precision engineered for consistent coolant flow
- OEM style replacement for reliable performance
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2006-2009 | Polaris | Ranger 6x6 700 EFI | Base |
| 2010 | Polaris | Ranger 6x6 800 | Base |
| 2010 | Polaris | Ranger 800 Crew | Base |
| 2010 | Polaris | Ranger 800 Crew EPS | Base |
| 2010 | Polaris | Ranger 800 HD | Base |
| 2010 | Polaris | Ranger 800 XP | Base |
| 2008-2009 | Polaris | Ranger Crew 700 | Base |
| 2015-2016 | Polaris | Ranger ETX | Base |
| 2010-2011 | Polaris | Ranger RZR 4 800 Gordon Edition | Base |
| 2008-2010 | Polaris | Ranger RZR 800 | Base |
| 2009-2013 | Polaris | Ranger RZR 800 S | Base |
| 2012-2013 | Polaris | Ranger RZR 800 S LE | Base |
| 2011 | Polaris | Ranger RZR 800 SW Military | Base |
| 2013 | Polaris | Ranger RZR S 800 EPS LE | Base |
| 2009 | Polaris | Ranger RZR S Military | Base |
| 2003-2005 | Polaris | Sportsman 600 | Base |
| 2002-2006 | Polaris | Sportsman 700 | Base |
| 2004-2007 | Polaris | Sportsman 700 EFI | Base |
| 2008 | Polaris | Sportsman 700 EFI X2 | Base |
| 2012-2014 | Polaris | Sportsman 800 6x6 Big Boss | Base |
| 2005-2014 | Polaris | Sportsman 800 EFI | Base |
| 2008-2009 | Polaris | Sportsman 800 EFI HO | Base |
| 2008-2009 | Polaris | Sportsman 800 EFI Touring | Base |
| 2007-2009 | Polaris | Sportsman 800 EFI X2 | Base |
| 2007 | Polaris | Sportsman 800 EFI X2 Deluxe | Base |
| 2008 | Polaris | Sportsman 800 HO EFI Military | Base |
| 2015 | Polaris | Sportsman ETX | Base |
| 2012-2014 | Polaris | Sportsman Forest 800 | Base |
| 2013-2014 | Polaris | Sportsman Forest 800 6x6 | Base |
| 2005 | Polaris | Sportsman MV7 | Base |
Reviews
Reviews
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Make sure it fits. Make sure it works.
Need help with this part?
R1 Industries can help confirm product fitment, compare options and arrange professional installation or repair.
