Gates 28G4340 CVT belt for the 2025 Arctic Cat M 400 Alpha One and other vehicles carries engine power from the drive clutch to the driven clutch. This Gates CVT belt is engineered for the toughest tasks and trails, and its improved durability gives up to 2x the life of the original G-Force belt.
- G-Force WorkHorse line, optimized for engines under 800cc
- Crack and wear resistance for improved durability
- Proprietary Ethylene Elastomer (EE) compound adds axial stiffness and heat tolerance, with less heat fade and less speed loss
- High tensile aramid cord for acceleration, shock load resistance and extreme fatigue resistance under heavy loads
- Double notched construction
Quick facts
- Part: Gates 28G4340 CVT belt
- Also called: CVT transmission belt
- Fits: 2025 Arctic Cat M 400 Alpha One and other vehicles
- Position: Drive belt
- Material: Ethylene Elastomer belt, Aramid cord
- Condition: New
Cracks, fraying, glazed sides, slipping or a loss of top speed can mean the belt is worn. Before you replace it over slipping or weak acceleration, rule out clutch wear or other drive problems, since the belt may not be the cause. One belt goes between the drive clutch and the driven clutch on each of these vehicles.
Fits
The 2025 Arctic Cat M 400 Alpha One, the 2025 Arctic Cat Norseman 400 and the 2025 Arctic Cat Riot 400 take this belt, and it fits many more vehicles. If yours is not named here, check its year and model in the "Vehicles it fits" section. It is not for turbocharged or heavily modified engines.
Specifications
Fit and size
- Position: Drive belt
- Quantity per vehicle: 1
- Cross section designation: RVS-R
- Angle: 26
- Top width: 33 mm (1.284 in)
- Outside circumference: 1132 mm (44.578 in)
Build and materials
- Type: Power Sport CVT belt
- Construction: Double notched
- Belt material: Ethylene Elastomer
- Cord material: Aramid
- Grade type: OE Performance
- Condition: New
- Country of origin: United States
Interchange: 0823-683 · 131-4442U4 · 8NU-E7641-01 · 8NU-E7641-01-00
UA498
This part cross-references / interchanges with the following part numbers:
0823-683, 28G4340, 131-4442U4, UA498, 8NU-E7641-01, 8NU-E7641-01-00
Frequently Asked Questions
Does the Gates 28G4340 CVT belt fit the 2025 Arctic Cat Norseman 400?
Yes. The Gates 28G4340 fits the 2025 Arctic Cat Norseman 400, and that vehicle takes one belt.
What are the size and construction of this notched CVT belt?
The Gates 28G4340 is a double notched RVS-R belt, 33 mm (1.284 in) wide at the top, with a 1132 mm (44.578 in) outside circumference and an angle of 26.
Is this cvt transmission belt reinforced with aramid cord?
Yes. The belt body is a proprietary Ethylene Elastomer (EE) compound, and the cord is high tensile aramid for shock load and fatigue resistance.
How can I tell when this CVT belt is worn out?
Visible cracks, frayed or glazed edges, and slipping under load are the usual signs. Check the belt with the engine off and cool; a shop can test the clutches.
Can I use the G-Force WorkHorse belt on a turbocharged engine?
No. The Gates 28G4340 is not for turbocharged or heavily modified engines. It is optimized for vehicles with engines under 800cc.
