
WISECO Forged Piston – Ref. W4731M09500
Designed for demanding modifications and refurbishments on 525 cm3 engines, this WISECO forged piston is aimed at quad, motocross, and roadster users. Forged from aluminium, it offers a compact structure and good mechanical strength against thermal stresses and high revs, without unverified technical claims. Ideal for those seeking a robust replacement part suitable for oversize bores.
The supplied ring kit facilitates complete cylinder refurbishment during replacement. This piston is compatible with machines such as POLARIS OUTLAW 525 IRS (2013), KTM 525 XC ATV (2012), and POLARIS OUTLAW 525 (2013) — always check bore dimensions and manufacturer references before installation. A relevant choice for riders and drivers who want a high-performance, durable part sized for an oversize A.