Lets you fine-calibrate shift rate, side load pressure and full shift out poundage.
Designed using the highest quality materials.
All EPI springs are manufactured using a 5% tolerance- the lowest in the industry.
fits Iso™ 9001-2000 certified.


fits Arctic Cat™ 500 4x4 Auto 2000-2009
fits Arctic Cat™ 500 4x4 Auto LE 2005-2006
fits Arctic Cat™ 500 4x4 Auto MRP 2003-2004
fits Arctic Cat™ 500 4x4 Auto TBX 2002-2006
fits Arctic Cat™ 500 4x4 Auto TRV 2008
fits Arctic Cat™ 500 4x4 Auto TRV 2003-2006
fits Arctic Cat™ 550 H1 EFI 2009
fits Arctic Cat™ 650 H1 4x4 Auto 2010-2011
fits Arctic Cat™ 650 H1 4x4 Auto 2005-2008
fits Arctic Cat™ 700 EFI 4x4 Auto 2007-2008
fits Arctic Cat™ 700 EFI 4x4 Auto LE 2007
fits Arctic Cat™ 700 EFI 4x4 Auto M4 2008
fits Arctic Cat™ 700 EFI 4x4 Auto SE 2006
fits Arctic Cat™ 700 EFI 4x4 Auto TRV Cruiser 2008-2011
fits Arctic Cat™ 700 EFI 4x4 Auto TRV LE 2008
fits Arctic Cat™ 700 EFI H1 4x4 Auto 2009-2010
fits Arctic Cat™ 700 EFI H1 4x4 Auto LE 2009-2010
fits Arctic Cat™ 700 EFI H1 4x4 Auto Mud Pro 2009-2011
fits Arctic Cat™ 700 EFI H1 4x4 Auto SE 2008-2009
fits Arctic Cat™ 700 EFI H1 4x4 Auto TBX 2010
fits Arctic Cat™ 700 EFI H1 4x4 Auto TRV 2009-2011
fits Arctic Cat™ Alterra 550 2016
fits Arctic Cat™ Alterra 700 2020
fits Arctic Cat™ Alterra 700 2016-2017
fits Arctic Cat™ Prowler 550 2009
fits Arctic Cat™ Prowler XT 1000 2015-2016
fits Arctic Cat™ Thundercat 1993-2002
fits Arctic Cat™ Thundercat 1000 4x4 Auto 2008-2010
fits Arctic Cat™ XR 550 2015


*Free to the contiguous United States consisting of the 48 adjoining U.S. states plus Washington, D.C., on the continent of North America. Free is not available to non-contiguous states of Alaska and Hawaii, US Protectorates, or APO, FPO or DPO locations. Photos are for reference only. Actual product may differ from the item shown in photograph.