Dr. Pulley High Performance Clutch for Buddy 125/150/170i, GY6

Dr. Pulley HiT Clutch for Genuine Buddy Scooters and GY6 Engines

The Dr. Pulley HiT clutch suits Genuine Buddy 125, 150, and 170i scooters, along with 125/150cc GY6 engines. Built to boost takeoff performance, it offers firm engagement and is a useful pick for riders who want quicker acceleration. You can also browse our Genuine Buddy scooter parts for other upgrades.

Fast Engagement Design

The clutch is made with precision machining and careful finishing, so it responds predictably when you open the throttle. It uses 50-degree pillow springs to help it engage quickly. Riders should notice a prompt reaction and better performance when pulling away from a stop.

Compatibility and Setup

The HiT clutch is designed to fit a range of engines built on the 157QMJ platform, so it works across several models. The kit includes multiple sets of pillow and clutch springs, which let you adjust the setup to suit your preferred riding style.

Specifications

• Inner Diameter (bell): 125mm
• Overall Height (bell): 43mm
• Number of Splines (clutch bell): 19
• Pillow Springs: 50 Degree
• Included Components: 1 Nut Locker, 1 Torque Spring Washer, 3 sets of Pillow Springs, 5 sets of Clutch Springs
• Fits: Genuine Buddy 125, 150 and 170i, and 125/150cc GY6 engines (157QMJ-based)

Fitment

Compatible with:

• GY6 150cc (157QMJ)
• Genuine Buddy 125
• Genuine Buddy 150
• Genuine Buddy 170i
• 157QMJ-based 125cc / 150cc / 169cc engines (codes incl. 157QMJ, 161QMK, 152QMI, 1P61QMK, YN1P57QMJ, 1P52FMI, 154FMI, JJ157QMJ, 1P57QMJ, BN157QMJ, BN161QMK-A; any engine code with QM or FM)

How to choose: Check your engine code. If it contains "QM" or "FM", this clutch is listed as compatible.

Where it goes: Part #11 on the driven pulley diagram for the GY6 150cc (157QMJ).

Shop more: Genuine Buddy Parts · GY6 Scooter Parts · Scooter Variators & Roller Weights · Scooter Clutches & Clutch Springs · Scooter Parts