Description
Product Description
2012-13 Arctic Cat Torsion spring cap option that is used with the STM billet helix's. Allows the use of the Arctic Cat torsion spring and has holes for spring load adjustment.
No drilling or modifications to the stock driven needed.
Does not come with helix.
1 Review
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great addition to the TD 4 map set up
Better acceleration and no belt slip on top end. I had rpm loss and this cured it 100%.
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