Wiseco Pistons 4825M09150 Forged Piston Kit for Honda - TRX450S/ES

The Wiseco 4825M09150 forged piston kit delivers OEM-replacement performance for Honda TRX450S and TRX450ES ATVs. Engineered with high-silicon, low-expansion aluminum alloy, this piston offers superior strength-to-weight ratio, enhanced heat transfer, and extended service life compared to cast pistons.

Key Features:

• Forged from aerospace-grade aluminum alloy for maximum durability
• Diamond-turned CNC finish ensures precise tolerances and consistent performance
• Compatible with all cylinder bore compositions including cast iron, chrome, Nikasil, and boron composite
• 9150 bore size for stock or oversized applications
• Complete kit includes piston, rings, circlips, and wrist pin
• Made in the USA with computerized precision manufacturing

Wiseco pistons are the preferred choice of professional racers and recreational riders who demand reliable performance. The advanced forging process creates a dense grain structure that resists fatigue and thermal stress, while the precision machining ensures perfect fitment in your engine. Whether you're rebuilding a worn engine or upgrading for better performance, this piston kit provides the quality and durability Wiseco is known for.