Nitro Slash CLUTCH & Flywheel set 20t (6542 4146 4120) 3.3 44056-3. The magnet in the flywheel (TRA6542) can used to trigger the RPM sensor. Item also includes two(2) bearings (TRA4611) in the 20t bell (TRA5214), clutch shoes w/retainer spring (TRA4146X), nut, washer and e-clip.
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