Feature: 1.OEM specifications brake calipers assembly with brake pads, banjos, exact mounting bracket , direct install, userdoesn'tneedadjustment. 2.Alloy piston and anti-ageing seal kit make the caliper have more braking force and longer operation life. Manufacturer Part Number: 1911529 1911530 Replacement Part Number: 1911186 1911187 Fit for Following Polaris ATV and Side by Side: Outlaw 450 2008-2010 2008 Outlaw 450 S 2009 Outlaw 450 MXR 2010 Outlaw 450 S Outlaw 525 2007-2011 2007 Outlaw 525 2008 Outlaw 525 S 2008 Outlaw 525 IRS 2009 Outlaw 525 S 2009 Outlaw 525 IRS 2010 Outlaw 525 S 2010 Outlaw 525 2X4 IRS 2011 Outlaw 525 IRS RZR 570 2012-2021 2012 RZR 570 EFI 2012 RZR 570 EFI INTL 2013 RZR 570 EFI 2013 RZR 570 EFI INTL 2014 RZR 570 2015 RZR 570 2015 RZR 570 EU 2016 RZR 570 (R05) 2016 RZR 570 EU (R06) 2017 RZR 570 (R06) 2017 RZR 570 EU (R04) 2018 RZR 570 (R05) 2018 RZR 570 EU (R05) 2018 RZR 570 PS (R05) 2019 RZR 570 (R02) 2019 RZR 570 EU MD (R01) 2020 RZR 570 (R03) 2020 RZR 570 3PC (R01) 2021 RZR TRAIL 570/PREMIUM (R01) RZR 570 S 2017 2017 RZR 570 S (R04) RZR 800 2008-2014 Except RZR 4 800 Edition 2008 RZR 800 EFI 2009 RZR 800 EFI ALL OPTIONS 2010 RZR 800 EFI 2011 RZR 800 EFI/EPS ALL OPTIONS 2012 RZR 800 EFI/EPS 2013 RZR 800 EFI 2014 RZR 800 RZR S 800 2009-2014 Except RZR 4 800 Edition 2009 RZR S 800 EFI 2009 RZR S 800 EFI INTL 2010 RZR S 800 EFI 2010 RZR S 800 EFI INTL 2011 RZR S 800 EFI 2011 RZR S 800 EPS INTL 2012 RZR S 800 EFI 2012 RZR S 800 INTL/ISRAEL 2013 RZR S 800 EFI 2013 RZR S 800 EFI INTL/ISRAEL 2014 RZR S 800 2014 RZR S 800 EFI INTL/ISRAEL