High-quality cost effective replacement for parts.Heavy duty metal construction with heat sink fin design Help to dissipate excess voltage and heat, Improve charging capability,prevent overcharging battery Oversized heat sink fins design for maximum heat elimination Efficiently improve charging capabilities Direct replacement to your unit. Item Name: Regulator Rectifier Part Number: 4012678 4015229 4014029 4013904 Compatible Models: For Polaris: Sportsman 550 -- 2010-2014 Sportsman 550 Touring -- 2011-2014 Sportsman 850 XP -- 2010-2014 Sportsman 550 Forest -- 2011-2014 Sportsman 850 -- 2015-2016 Sportsman X2 550 -- 2011-2014 Sportsman 1000 XP -- 2015-2016 Sportsman 850 Forest -- 2012-2014 Scrambler 850 -- 2014-2016 Scrambler 1000 XP -- 2014-2016 Scrambler 1000 XP Euro -- 2015 Scrambler 850 Euro -- 2014-2015 Sportsman 850 High Lifter -- 2016 Sportsman 850 XP EPS INTL -- 2010, 2012-2015 Sportsman 850 Touring SP -- 2015 Sportsman X2 850 -- 2011 Sportsman 550 XP -- 2014 RZR 4 XP 900 2012 RZR 570 EFI 2012 RZR 570 EFI INTL 2012 RZR XP 900 EFI 2012 RZR XP INTL 2012 RZR XP 1000 2015 SPORTSMAN ACE 2014 SPORTSMAN ACE EURO 2014 SPORTSMAN ACE 325 EFI 2015 SPORTSMAN ACE 325 EURO 2015 SPORTSMAN ACE 325 HD 2015 SPORTSMAN ACE 570 EFI 2015 SPORTSMAN ACE 570 EURO 2015 SPORTSMAN ACE 570 HD 2015 SPORTSMAN ACE 900 EFI EPS 2016 SPORTSMAN ACE 325 EFI 2016 SPORTSMAN ACE 570 EFI 2016 SPORTSMAN ACE 570 EFI EURO 2016 SPORTSMAN ACE 570 EFI HD 2016 SPORTSMAN ACE 570 EFI MD 2016 Colour:As Shown Material:plastic + metal Package Contents: 1 x Regulator Rectifier Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little di