Overview The HPI Racing Drive Cup (5x12mm) is a genuine HPI replacement drivetrain part. The drive cup transfers rotational power between drivetrain shafts, and replacing worn or damaged cups restores proper drivetrain performance. Key Features Genuine HPI replacement part 5x12mm dimensions OE-grade quality Performance Benefits Restores proper drivetrain performance OE-grade strength and fitment Usage Notes Best used as replacement when existing drive cup is worn or damaged Verify dimensions match your specific application Technical Specs Type: Drive Cup Dimensions: 5x12mm Manufacturer: HPI Racing Fitment Refer to your HPI vehicle's parts manual for compatibility What's Included HPI Racing Drive Cup 5x12mm (as packaged by HPI) Summary The HPI Racing Drive Cup 5x12mm is the genuine OE replacement to restore drivetrain performance on compatible HPI vehicles.