Universal Parts CVT Drive Belt: 842-20-30: Long-Case GY6

• Factory-Spec Replacement: Universal Parts 842-20-30 Standard CVT Drive Belt is designed as a replacement for compatible GY6 125cc and 150cc long-case scooter transmissions.

• Reliable Power Transfer: Helps maintain smooth acceleration and consistent power delivery between the variator and rear clutch.

• Durable Rubber Construction: Designed to withstand the heat and friction generated inside the CVT transmission, helping resist premature cracking and glazing.

• Reinforced Internal Cords: High-tensile longitudinal cords help resist stretching and maintain consistent belt dimensions during operation.

• Precision 30° Groove Angle: Designed to match compatible GY6 pulley profiles for proper belt seating and dependable grip under load.

• Consistent Drive Performance: Helps support smooth transmission shifting and reliable operation for daily commuting and recreational riding.

• Wide Vehicle Compatibility: Fits select Vento Phantom models and compatible 150cc long-case scooters from BMS, Jonway, Roketa, and SunL.

• Fitment Verification: Primarily intended for compatible long-case GY6 engines with 12-inch or 13-inch rear wheels. Verify the original belt dimensions and CVT configuration before ordering.

• Maintenance Recommendation: Inspect the variator slides and roller weights for flat spots or wear during belt replacement to help maintain smooth transmission operation.

Technical Specifications

• Brand: Universal Parts

• Product Type: Standard CVT Drive Belt

• Belt Designation: 842-20-30

• SKU: 106-43

• MPN: 219

• Length: 842mm (33.15 inches)

• Top Width: 20mm

• Groove Angle: 30°

• Engine Compatibility: GY6 125cc/150cc long-case engines

• Typical Wheel Size: 12-inch or 13-inch rear wheels

Compatible Models

• Vento Phantom R3: 150cc, 2003

• Vento Phantom R4i: 150cc, 2004–2006, non-turbo models

• BMS: Select compatible 150cc long-case GY6 scooters

• Jonway: Select compatible 150cc long-case GY6 scooters

• Roketa: Select compatible 150cc long-case GY6 scooters

• SunL: Select compatible 150cc long-case GY6 scooters

• Other Applications: Select 150cc scooters with 12-inch or 13-inch rear wheels requiring an 842-20-30 belt

Important Fitment Note: This belt is intended for compatible long-case GY6 applications. Scooters with 10-inch rear wheels may require a different belt size, such as 743mm or 835mm, depending on the engine and CVT configuration. Always confirm the required belt size before purchasing.