Genuine Buddy 50 Mitsuboshi 651x18x30 CVT Drive Belt (Standard)

Genuine Buddy 50 Mitsuboshi 651x18x30 CVT Drive Belt. The CVT drive belt transmits power from the engine to the rear wheel on automatic scooters, and it is a standard wear part. Designed to fit the Genuine Buddy 50, Genuine Buddy.

A belt that slips, has a glazed surface or shows cracks will lead to weak acceleration and reduced top speed. Check the length x width x angle marked on your current belt before buying (for example 835-20-30).

Item overview

OEM-Grade: Mitsuboshi CVT Drive Belt

Bring back the smooth pickup and steady power delivery of your scooter with the Mitsuboshi 651x18x30 Scooter Drive Belt. Mitsuboshi supplies original equipment to many well-known scooter manufacturers, and its belts offer a consistency of fit and longevity that generic alternatives often lack. Cut to 651x18x30 for the Genuine Buddy 50, this belt balances grip and flex so your CVT keeps responding well and running efficiently.

Main Performance Highlights

• Japanese Manufacturing: Made by Mitsuboshi, a Kobe company established in 1919 and known for transmission belts built to ISO 9001 quality requirements.
• Heat-Tolerant Material: Made from modern rubber polymers that handle the heat and ongoing friction of city riding.
• Accurate Tooth Profile: The 30-degree tooth angle gives good contact with the variator and clutch pulleys, which helps limit slippage and supports fuel economy.

Fitment Reference

This belt is the original-spec replacement for the Genuine Buddy 50cc two-stroke engine family:

• Genuine Buddy 50: Standard, International, & Anniversary versions
• Size Check: 651mm length | 18mm width | 30 degree angle

Technical Details

• Dimensions: 651 x 18 x 30
• Material: High-Performance EPDM Rubber
• Country of Origin: Taiwan (Japanese Supervision)
• Certification: ISO 9001 / ISO/TS 16949

Mechanic's Note: A worn drive belt is the most frequent reason for lost top speed and sluggish acceleration.

Maintenance Tip: Look over the belt every 2,000 miles for cracks or glazing, and swap it out every 5,000 miles to avoid a breakage on the road.

Pro Tip: During installation, if the belt has arrows, make sure they point the same way as the direction of rotation. With the cover off, use a Variator Holding Tool to safely check your Roller Weights for flat spots.

Specifications

• Fits: Genuine Buddy 50 two-stroke (Standard, International and Anniversary), not larger Buddy models
• Part type: CVT Drive Belts
• Condition: New

Fitment

Fits:

• Genuine Buddy 50 (two-stroke; Standard, International and Anniversary)

How to choose: Confirm the belt matches 651 mm length, 18 mm width and 30° belt angle before you order. Sizes need to match exactly, particularly on scooters with modified CVT parts.

Where it goes: part #24 on the driven pulley diagram for the Buddy 50.

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