SSP-G Aluminum Performance Outer Drive Face (115mm) – GY6
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Eliminate rotational mass and upgrade your CVT's performance with the SSP-G Aluminum Variator Outer Drive Face. Unlike heavy stock steel faces, this lightweight cast aluminum component reduces crankshaft load for snappier throttle response and faster acceleration. Available in 7 vibrant finishes — Black, Blue, Gold, Purple, Red, Silver, and Oil Slick (Black/Rainbow iridescent) — it's the perfect upgrade for custom builds with open CVT covers. SKU: 169-580.
Key Features
- Lightweight at only 146 grams — significantly lighter than OEM steel, helping your engine reach peak RPM more quickly
- 19-spline, 15mm inner diameter — precision-machined for a secure, slip-free fit on standard GY6 125/150cc crankshafts
- Standard 115mm outer diameter — matches performance variators for full belt travel and maximum top-end speed
- Translucent color coating — allows brushed aluminum texture to show through; Silver models include a protective clear coat
- Available colors: Black, Blue, Gold, Purple, Red, Silver, Oil Slick (Black/Rainbow iridescent)
Technical Specifications
- Outer Diameter: 115mm
- Inner Spline Count: 19
- Inner Diameter (valley to valley): 15mm
- Inner Diameter (peak to peak): 14.1mm
- Weight: 146 grams (0.4 lbs)
- Dimensions: 9" L x 7" W x 2" H
- Country of Origin: Taiwan
Compatibility
Direct fit for GY6 125cc/150cc (152QMI / 157QMJ) engine platforms found in:
| Category | Compatible Brands & Models |
|---|---|
| Scooters | ZNEN, Sanmen, TaoTao, Wolf, Bintelli, Ice Bear, and more |
| Off-Road / Go-Karts | Hammerhead 150, TrailMaster 150 XRX, Yerf-Dog, American Sportworks |
| Engine Codes | 157QMJ, 1P57QMJ, 152QMI, BN157QMJ |
Installation Note
Always ensure the kickstart starter pawl is properly engaged with the splines of the drive face before tightening the variator nut. Failure to align the splines can result in stripping the aluminum face on the first start attempt.
About SSP-G
Scooterworks USA is the exclusive US distributor of SSP-G Performance Parts. All SSP-G parts are sourced from top manufacturers in Taiwan for the best combination of performance, quality, and value.
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