ProX Piston Kit 71.94 mm for Beta (01.7393.A)

The PROX 01.7393.A Piston Kit is designed as an OEM replacement for select Beta motorcycle applications. Manufactured in Japan, this precision-engineered kit helps restore reliable engine performance and supports a proper fit within the cylinder assembly. It is an ideal choice for riders and technicians seeking dependable replacement components from a trusted powersports brand.
The piston is cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications. This material provides the strength and durability needed for demanding engine operation while supporting consistent performance. After casting, the piston is CNC-machined to extremely close tolerances for accurate fitment and dependable function.
This complete PROX piston kit includes the piston, ring kit, wrist pin, and circlips, providing the essential components needed for a comprehensive piston replacement. The 71.94 mm piston size is engineered for compatible Beta applications, but fitment should be verified against the motorcycle’s service information before installation. Use the PROX part number 01.7393.A when confirming compatibility or ordering a replacement kit.

Features:

• OEM replacement design for select Beta motorcycle applications

• Manufactured in Japan for consistent quality

• Cast from high-silicon-content aluminum alloy

• Meets or exceeds OEM specifications

• CNC-machined to extremely close tolerances

• Includes piston, ring kit, wrist pin, and circlips

• 71.94 mm piston size

Ships from Parts Unlimited.