PROX 01.4124.A Standard 48.45 mm Piston Kit for Kawasaki KX85

The PROX 01.4124.A Piston Kit is a direct-interchange replacement designed for Kawasaki KX85 motorcycles with Nikasil-plated cylinders. This standard-size kit uses a 48.45 mm piston specification and is engineered to provide dependable fitment and performance for riders, technicians, and powersports enthusiasts seeking a cost-effective alternative to OEM components.

The complete PROX piston kit includes the piston, piston rings, wrist pin, and retaining clips, providing the primary components needed for a thorough top-end service. Each component is produced to work together as a matched replacement set, helping simplify installation and support consistent engine operation. The kit is intended for standard-bore applications and should be matched to the cylinder condition and manufacturer service specifications before installation.

Fitment includes 2014–2019 and 2020–2023 Kawasaki KX85 models equipped with the applicable Nikasil cylinder. Verify the motorcycle year, cylinder condition, and existing piston specification before ordering. PROX manufacturer part number 01.4124.A is a practical replacement option for restoring compression and renewing the piston assembly while avoiding the higher pricing commonly associated with OEM parts.

Features:

• Value: Provides a cost-effective alternative to comparable OEM replacement parts
• Fitment: Interchanges directly with applicable OEM piston components
• Complete Kit: Includes piston, rings, wrist pin, and retaining clips
• Size: Standard 48.45 mm piston specification
• Cylinder Compatibility: Designed for Nikasil-plated cylinders
• Application: Fits 2014–2023 Kawasaki KX85 models listed for this part