ZBROZ - Polaris RMK Billet Spindles Color:Black ZBROZ - Polaris RMK X1

ZBROZ - Polaris RMK X1 EXIT Rear Shock - (2016-2026)

Passes the SAE J-2567 stationary sound test (may not exceed 88 decibels)

4 12mm nylon nuts

It is strong

The 2021 disc is a different part number but is dimensionally the same as the 2012-2020 disc so this disc will fit 2012-2021+ M / Ascender models

ZBROZ - Polaris RMK Billet Spindles Color:Black ZBROZ - Polaris RMK X1ZBROZ Polaris RMK Billet Spindles Our ZBROZ Polaris RMK Moutain Billet Spindles are machined from high quality 6061 Aluminum which is known for its superior durability and strength. The spindle is created by using solid blocks of aluminum, which are CNC machined to create a perfect and robust spindle. This means that the spindle can withstand tough terrain and harsh weather conditions while giving you an enjoyable and smooth snowmobiling experience.