SSP-G After-Market Performance GY6 50 Transmission Kit for QMB139 engines.
1500 RPM Spring
Spring Inner Diameter: 49mm
Spring Height: 105mm
Roller Weight Size: 16x13mm (8g)
Variator Outer Diameter: 87mm
Clutch Drum Number of Splines: 22
Clutch Drum Spline Inner Diameter (peak to peak): 11.10mm
Sliding Clutch Plate Outer Diameter: 119mm
Does Not Include Drive Face
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