There are multiple stock tracks for your snowmobile:
1.25" or 1.5/1.6” Lug*,
137” Length, 1-Ply
Verify lug height by measuring from top of the track up.
*1.6" Cobra's effective lug height is 1.5"
RECOMMENDED STUD KIT FOR 1.25" Lug:


RECOMMENDED STUD KIT FOR 1.5/1.6" Lug:

RECOMMENDED STUD KIT FOR 1.5/1.6" Lug:

Recommended Quantity:
Trail

- Improves braking, acceleration and handeling
- Ideal for light to moderate throttle
- Minimum amount needed
Performance Trail

- Biggest improvement in braking, acceleration and handeling
- Ideal for moderate to aggressive throttle
- Highest fun factor