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Gates 39G4640 Automatic Continuously Variable Transmission (CVT) Belt - Drive Belt
| Brand | Gates 39G4640 |
|---|---|
| Position | Drive Belt |
| Top Width | 1.406 |
| Top Width | 36 |
| Construction | Notched |
| Color | Black |
| Cord Material | Aramid |
| Cross Section Designation | Rvs-r |
| Outside Circumference | 1200 |
| Outside Circumference | 47.25 |
| Type | Power sport cvt belt |
| Belt Material | Chloroprene |
| Angle | 30 |
| 9837 | Yes |
| Angle | 30 |
| Belt Material | Chloroprene |
| Color | Black |
| Construction | Notched |
| Cord Material | Aramid |
| Fabric Bottom | Yes |
| Notched | Yes |
| OE Comparison Rating | Oe performance |
| Outside Circumference (in) | 47.25 |
| Outside Circumference (mm) | 1200 |
| Section | Rvs-r |
| Top Width (in) | 1.406 |
| Top Width (mm) | 36 |
| Type | Power sport cvt belt |
| Fits | — |
OE performance. Built to match demanding CVT service with dependable power transfer.
Notched construction. Helps the belt flex smoothly under heavy load.
Aramid cord. Adds strength for tough tasks and trail use.
Cross-references Dayco HP3020, Gates 39G4640 and 71177 for the same application. See all 6.
Gates G-Force CVT Belt 39G4640
The Gates G-Force CVT Belt 39G4640 is a Power Sport CVT belt built for automatic continuously variable transmissions in demanding off-road and trail use. It is engineered for vehicles under 800cc and uses an aramid cord, notched construction, and chloroprene belt material for consistent operation under load.
G-Force WorkHorse Belt Line
Gates G-Force WorkHorse CVT belts are built for hard-use powersport applications where transmission response and belt durability matter. This line focuses on vehicles that see frequent acceleration, variable terrain, and repeated load changes, making it a practical choice for riders searching for a Gates CVT belt for small-displacement UTV and ATV applications.
Key Features
- Part number 39G4640
- Power Sport CVT belt for automatic continuously variable transmissions
- Optimized for engines less than 800cc
- Aramid cord material for strength and stability
- Notched construction for flexibility
- Chloroprene belt material with black finish
- Fabric bottom and OE performance rating
- Top width: 1.406 in. (36 mm)
- Outside circumference: 47.25 in. (1200 mm)
- Cross section: RVS-R, 30-degree angle
Detailed Description
Gates 39G4640 is a CVT drive belt designed for powersport vehicles that rely on automatic belt-driven transmission performance. The belt’s aramid cord reinforcement and notched profile help maintain flexibility and load handling in demanding trail conditions, while the OE performance rating supports a factory-style replacement choice for service work. If you are searching for a Gates G-Force CVT Belt for a small-displacement ATV or UTV, this part number is built around that application profile.
This part cross-references Dayco HP3020 for the same application.
What It Helps Address
- Slipping or glazed CVT belt surfaces
- Loss of transmission response under acceleration
- Wear from repeated trail and work-duty use
- Belt flex issues in high-load powersport operation
- Replacement needs for a worn automatic CVT belt
Installation Notes and Tips
Verify belt dimensions, section profile, and outside circumference before installation. Confirm the vehicle uses an automatic CVT system and compare the old belt to Gates 39G4640 for width, length, and angle. Clean the clutch and pulley surfaces during service so the new belt seats correctly and operates smoothly.
Quality Assurance
Gates manufactures the G-Force WorkHorse line for demanding powersport service, with OE performance positioning and materials selected for durability in CVT applications. Confirm fitment by matching the vehicle’s belt specifications and service requirements before installation.
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|---|---|---|---|---|
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