6639-617 (Black)

6639-618 (TA Green)

6639-619 (Orange)

Outside idler wheels help keep track in proper alignment
They also help spread load evenly across the entire track
Adds two idler wheels to the outside of the rail, for a total of 4 rear wheels
Includes 2 wheels, 2 spacer blocks, mounting hardware, and instructions
Recommended when adding studs

2012-2013 models are Pearl Cat Green
2014-2015 models are Team Arctic Green
2016-2018 models are Team Arctic Green and Medium Green

Fits Models:

2012 F 800, 1100, 1100 Turbo 128"
2013 F 800, 1100, 1100 Turbo 129"
2014-2018 ZR 3000, 4000, 5000, 6000, 7000, 8000, 9000 129"
(Excludes 2013 RR & 2013 Tucker Hibbert)