OEM Arctic Cat kit
Designed to convert 30/58 gearing models to 32/58 gearing
30/58 gears 1.93 ratio
32/58 gears 1.81 ratio
6.6-percent higher speed ratio
NOTE: Speed increase will be too high for 2.6 and 3.0 lug tracks. Maximum sustained speed for a 2.6 track is 65mph and 3.0 is 60mph.

Kit Includes:

3602-389 1 32-Tooth Upper Drive Pulley (32-teeth, 42mm wide, 8mm pitch)
3602-346 1 32-Tooth M8 Flange Washer
0627-129 1 Final Drive Belt (960mm long, 120-teeth, 36mm wide, 8mm pitch)
1623-683 2 Taptite Screw (M6 x 20 mm)
3602-412 1 Bearing
3602-414 1 Idler Housing
602-00005 1 Retaining Ring
602-00009 1 Bracket
602-00010 1 Idler Housing Axle
8411-841 1 Cap Screw (M8 x 40 mm)
8468-631 4 Machine Screw (M6 x 30 mm)
653-00013 1 Instructions

Fits the following Catalyst models that come stock with the 3602-355 58-tooth lower sprocket:

2025 Riot 858 with 1.35" track
2024-2026 ZR 600 R-XC
2025 ZR 858
2025 ZR 858 R-XC
(Excludes 600 non-R-XC, 400, 7000, 8000, 9000, & 2026 858)

Can also be used on the following Catalyst models, but you will also need the 3602-355 58-tooth lower sprocket (Sold separately):

2024-2026 M 600
2025 M 858
2024-2026 Riot 600
2025 Riot 858
2024-2026 ZR 600
(Excludes 400, 7000, 8000, 9000, & 2026 858)

More Information
SKU8639-624
ColorUnpainted
Prop 65:

California Proposition 65 Information

Click image to view catalog

2025 Arctic Cat Snowmobile Accessory Catalog

Country Cat Main Building

 

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."

 

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Arctic Cat 32/58 Gearing Kit with Idler - 2024-2026 Catalyst

$508.36)(3 In Stock
In Stock Qty:
3

Part # 8639-624

Special Price $508.36 Regular Price $619.95
Price when purchased online
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