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Motorbike parts and tools

Engine parts & cables

Upper engine

Piston kit Prox Forged

Non-contractual photo

Prox Forged Piston kitRef : PRO00326A / 1125733002

Recommended retail price:226,01 €?

203,40 ^€

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Description
Compatible motorbikes
Questions and answers

DescriptionProx Forged Piston kit

Product details :

Features

Manufacturer Ref: 01.6443.B — PROX Forged Piston

Designed for engine reconditioning, this PROX forged piston is machined from a specific aluminum alloy to minimize friction and ensure reliability close to that of the original equipment. Its forged construction provides a dense structure and better resistance to thermal and mechanical stresses encountered in Cross and Roadster use. Ideal for boring/surfacing operations, it allows for a clean and durable reassembly without compromising tolerances.

Compression: standard — suitable for original settings
Diameter: Ø 94.97 mm (Ø 94.970 mm)
Oversize: +0.01 (letter B)
Material: forged aluminum — precise machining, finish suitable for original rings
For reconditioning equivalent to original equipment
Universe: Cross, Roadster — intended for 450 cc engines of the models listed below

Main compatibilities: KTM 450 SX-F (2025), HUSQVARNA FC 450 (2025), GAS GAS MC 450 F (2025)

This PROX piston is aimed at riders and workshops looking for a robust, precisely machined replacement part to restore a cylinder to +0.01 mm dimensions. Follow manufacturer instructions for assembly, rings, and bore inspection.

Technical information :

Reference

PRO00326A / 1125733002

Oversize

+0,01

Diameter Ø (mm)

94,97

Piston diameter

Ø 94,970 mm

Material

Aluminum

Piston type