Gates

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.

$87.17Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $87.17
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

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.

This part fits 0 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dayco — HP3020Gates — 39G464071177321104232110453211047