Manufactured by SPI Includes everything pictured to repair one lower A-Arm Made in Taiwan Kit Includes 1 - Pivot shaft (Replaces OEM# 5137700) (part 1 in diagram) 1 - Pivot shaft (Replaces OEM# 5137701) (part 2 in diagram) 4 - Bushings (Replaces OEM# 5437539) (part 3 in diagram) 3 - Nylon lock nuts (Replaces OEM# 7547332) (part 4 in diagram) 1 - Nylon lock nut (Replaces OEM# 7547423) (part 5 in diagram) Fits the following models 2011 Polaris 600 Rush 2011 Polaris 600 Rush LX 2011 Polaris 600 Rush Pro-R 2011 Polaris 800 RMK Assault 155 2011 Polaris 800 Rush 2011 Polaris 800 Rush Pro-R 2011 Polaris 800 Switchback Assault 144 2012 Polaris 800 RMK Assault 155 2013 Polaris 600 Pro RMK 155 2013 Polaris 800 Pro RMK 155 2013 Polaris 800 Pro RMK 163 2013 Polaris 800 RMK Assault 155 2014 Polaris 600 Pro RMK 155 2014 Polaris 800 Pro RMK 155 2014 Polaris 800 Pro RMK 163 2014 Polaris 800 RMK Assault 155 2014 Polaris 800 RMK Assault 163 2015 Polaris 600 Pro RMK 155 2015 Polaris 600 RMK 144 2015 Polaris 600 RMK 155 2015 Polaris 800 Pro RMK 155 2015 Polaris 800 Pro RMK 163 2015 Polaris 800 RMK 155 2015 Polaris 800 RMK 163 2015 Polaris 800 RMK Assault 155