The stock driven spring actually coil binds which stops the shift

Using new springs when installing exhaust components on any machine is important

Fits all 2011-2017 models Arctic Cat models with a factory pipe temp sensor

DynoJet Power Vision 3 Tuner with BMP Custom Tuning for all XP Turbo models

Bolt on and go

Gasket Top End Kit / RZR XP 900 ('11-14) Head Gasket Thickness:Stock Thickness The stock driven spring actuallyThis high quality Cometic top end gasket kit for you 900 RZR meets or exceeds OEM specs. Comes with 1 base gasket, 1 head gasket, 2 cover gaskets, 1 chain tensioner gasket, 2 exhaust gaskets & 8 valve seals. Available for the standard top end or for a 96mm big bore motor and head gaskets available in different thicknesses depending on application. This high quality Cometic top end gasket kit for your 2011 14 900 XP RZR meets or exceeds OEM specs.