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- 2017 to 2023+ A/C ZR9000 Thundercat
- Clutch upgrades (drivetrain)
- STM tuner helix (only for STM secondary)
Related Products

STM torsional Helix for STM torsion conversions
STM
MSRP:
Now:
179.99$ CAD
Was:
STM torsional Helix for STM torsion conversions

STM Procross Torsional secondary conversion
STM
MSRP:
Now:
299.99$ CAD
Was:
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...

GBoost BADASS AC998 with STM 11.250" secondary
MSRP:
Now:
249.99$ CAD
Was:
Fit's Arctic Cat 998 with STM 11.25" secondary
EX (Bad Ass) Belt Line
• Ultra-strong Aramid Fiber cord that can handle/carry more than 10,000 pounds of tension without stretching or breaking.•...

Arctic Cat style secondary spring Black & Lime For STM
MSRP:
Now:
47.00$ CAD
Was:
Arctic Cat style secondary spring for STM Secondary Clutches

2017 to 2023+ Thundercat/ZR 9000 Tornado Torsion conversion Secondary only
MSRP:
Now:
449.00$ CAD
Was:
2017 to 2020 Arctic cat tornado torsion conversion for secondary only
Customers Also Viewed

Tapp HD Billet Primary Clutch for 998 turbo (Button Style)
Tapp
MSRP:
Now:
2,350.00$ CAD - 2,400.00$ CAD
Was:
Tapp HD Billet Primary Clutch (easy to run, quiet clutch, more grip)
This clutch runs extremely quiet (no rattling). It also put more track HP down by reducing clutch slip.
It also significantly...

STM torsional Helix for STM torsion conversions
STM
MSRP:
Now:
179.99$ CAD
Was:
STM torsional Helix for STM torsion conversions

DMC HD top gear fix (998 Turbo Sidewinder, Thundercat ZR9000) 2017-2023+
DMC
MSRP:
Now:
249.99$ CAD
Was:
DMC top gear fix / upgrade (heavy duty) Sidewinder Thundercat zr9000 998 turbo 2017-2021+
This fixes the Top gear issue (more lubrication, more support, prevents issues with the driveshaft as...

TD Yamaha Sidewinder high performance clutch kit
Turbo Dynamics
MSRP:
Now:
160.00$ CAD
Was:
New TD clutch kit made up of the latest Dalton components.
1- We have their new secondary springs that prevents coil bind and has a stiffer start rate to keep the belt at the top of the secondary...

STM Procross Torsional secondary conversion
STM
MSRP:
Now:
299.99$ CAD
Was:
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...

TD mod stock turbo (billet turbocharger compressor wheel upgrade for 1100 or 998 turbo sleds (60HP+ gain 430HP)
Turbo Dynamics
MSRP:
Now:
1,099.99$ CAD - 2,699.99$ CAD
Was:
TD Mod stock quick spool billet turbocharger compressor upgrade for 1100 or 998 turbo sleds
(60HP+ gain 430HP)
This is the perfect upgrade those who want to upgrade their stock turbocharger...

Build your own Turbo Dynamics Sidewinder SRX performance tuning package
Turbo Dynamics
MSRP:
Now:
599.99$ CAD
Was:
Build your own Turbo Dynamics Sidewinder SRX performance tuning package
Choose your TD tune, muffler, clutch weights, TD flasher option, cold air intake, antilag, fuel pump and much more...

Dalton billet 35 deg helix
Dalton
MSRP:
Now:
132.00$ CAD
Was:
Dalton billet 35 degrees helix
Turbo Dynamics recommends this helix for all TD tunes.

Dalton Yamaha Sidewinder / SRX 2017-2023 + secondary spring
MSRP:
Now:
40.00$ CAD
Was:
Dalton Black and orange Yamaha sidewinder / SRX secondary spring
This direct replacement fit for the secondary on the Yamaha will give you a better backshift and better belt grip on initial take...

Arctic Cat style secondary spring Black & Lime For STM
MSRP:
Now:
47.00$ CAD
Was:
Arctic Cat style secondary spring for STM Secondary Clutches