Prox Forged Piston Piston kitRef : PRO00573A / 1093880002

PROX Forged Piston – Manufacturer part number: 01.3420.B
This PROX piston is forged from a specific aluminum alloy, designed for 400 cc engines. Engineered to withstand the thermal and mechanical stresses encountered in quad, motocross, and roadster applications, it is a precisely machined replacement part to maintain the necessary clearances and alignments for the proper functioning of the moving assembly.

• Compatibility: suitable for DR-Z400 (00-09), KFX400 (03-06), LTZ400 (03-09) models and equivalent 400 cc.
• Compression: standard 12.2:1
• Diameter: Ø 89.970 mm (oversize letter B)
• Material: forged aluminum
• Number of segments: segment kit included

This piston is aimed at riders and builders looking for a forged replacement part, machined with tight tolerances. Before installation, check the condition of the cylinder, bore, and piston/ring clearance according to manufacturer recommendations. Particularly suitable for 400 cc quads and motocross bikes such as the SUZUKI LT-Z 400, ARCTIC CAT 400 DVX, and KAWASAKI KFX 400.