Reinforces entire mid-section of suspension rail to resist bending
This style brace was designed for competition racing and extreme riders
Half the weight and twice the strength of aftermarket billet rail braces
Black in color
Weighs 1.2-pounds per pair with rivets
Kit Includes:
3704-856 1 Right-Side Brace
3704-857 1 Left-Side Brace
1623-206 22 Huck Rivet (Long)
1623-241 10 Huck Rivet (Short)
4604-575 1 Shock Pad
2653-271 1 Instructions
Replaces Part # 8639-290
Fits Models:
2021-2024 Blast M 4000 146
2025-2027 M 400 146
2024-2027 M 600 Catalyst 146, 154
2025-2027 M 858 Catalyst 146, 154, 165
2019-2024 M 6000, 8000 Alpha One 146, 154, 165
2021-2024 Riot X 146
| SKU | 8639-291 |
|---|---|
| Color | Black |
| Replaces Part # | 8639-290 |
| Prop 65: |

Country Cat is an Arctic Cat, E-Z-GO, Kawasaki, and Textron off Road dealer that opened it's doors in November 1991. We started small and over the years have grown to become one of the largest powersports dealers in the United States. We believe this success has been attributed to living by the motto: "Commitment to Service, Passion for Excellence."






