ProX Piston Kit for Honda CR85R (01.1113.B)

The PROX 01.1113.B Piston Kit is designed as an OEM replacement for Honda CR85R applications. Manufactured in Japan, this piston kit is built for dependable fitment, consistent performance, and long-term durability in demanding off-road riding conditions. It provides a practical solution for restoring engine performance during a top-end rebuild or routine engine service.
The piston is cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications. This material helps provide strength, thermal stability, and reliable operation under the heat and load associated with high-performance two-stroke engines. Each piston is CNC-machined to extremely close tolerances to support accurate fitment and smooth, consistent engine operation.
The PROX kit includes the piston, ring kit, wrist pin, and circlips required for installation. Supplying these essential components together simplifies the rebuilding process and helps ensure the piston assembly is matched for proper operation. Verify application details and engine specifications before installation to confirm compatibility with your Honda CR85R.
Choose the PROX 01.1113.B Piston Kit when you need a precision-manufactured replacement piston assembly backed by Japanese production quality and OEM-focused design standards.

Features:

• Brand: PROX

• Part Number: 01.1113.B

• Application: Honda CR85R

• Piston Size: 47.45 mm

• Manufacturing Origin: Japan

• Construction: Cast high-silicon-content aluminum alloy

• Machining: CNC-machined to extremely close tolerances

• Kit Contents: Piston, ring kit, wrist pin, and circlips

• Fitment: Designed as an OEM replacement

Ships from Parts Unlimited.