Primary springs by Straightline Performance for the Ski-Doo TRA drive clutch. Force measured at 1.60” and 2.90”. (41mm & 74mm)
RCS Titanium Ski-Doo TRA Primary Spring, 235-330
EPI Ski-Doo TRA Drive Springs
Speedwerx H5 Polaris/AC Drive Springs
VENOM Ski-Doo TRA Primary Springs