Wiseco Yamaha YZ125 97-04 GP Series 2205CS Piston Kit

SKU: WIS765M05600

Powersports Piston and Ring Kits

WIS Piston Sets - Powersports...

Wiseco

Wiseco Yamaha YZ125 97-04 GP Series 2205CS Piston Kit

SKU: WIS765M05600

Powersports Piston and Ring Kits

WIS Piston Sets - Powersports...

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Description

Wiseco's GP Series forged 2-stroke pistons build on the tried-and-true base of the Pro-Lite. Wiseco GP Series 2-stroke pistons incorporate additional performance and durability enhancing features including an Electra-Coated crown, ring groove(s), and pin bores plus ArmorGlide skirt coating, making them perfect for endurance and sustained-RPM 2-stroke applications. From play riders putting in hard hours to consistent competition, GP Series 2-stroke pistons are up to the challenge.

Part Type

Engine Piston

Data: v4.2 - Upd: 2026-10-13 16:55:41

Features

ArmorGlife skirt coating reduces friction to optimize performance potential
Designed for endurance and sustained-RPM 2-stroke riding
Designed with optimized features for long service life and top-end power
Electra-Coated crown, ring groove and pin bore resists potential wear, combustion heat damages, and ring micro-welding
Engineered, forged, and machined in the USA in Mentor, OH
Extra lightening operations for enhanced throttle response
High-quality ring(s), wrist pin(s), and circlips included

Specifications

Product Attributes - Brand: Wiseco
Product Attributes - Manufacturer's Part Number: 765M05600
Product Attributes - Part Type: Powersports Piston and Ring Kits
Product Attributes - Product Line: Wiseco Powersports Piston Kits
Product Attributes - UPC: 00193564136640
Product Attributes - Piston Material: Forged aluminum
Product Attributes - Bore (mm): 56.000mm
Product Attributes - Stroke: 54.50mm
Product Attributes - Wrist Pin Style: Floating
Product Attributes - Wrist Pin Retainers Included: Yes
Product Attributes - Top Ring Material: Steel
Product Attributes - Top Ring Facing Material: Gas nitrided
Product Attributes - Second Ring Material: Cast iron
Product Attributes - Second Ring Facing Material: Cast iron
Product Attributes - File Fit: No
Product Attributes - Gapless: No
Product Attributes - Gaskets Included: No
Product Attributes - Quantity: Sold as a kit.

Reference Information

Brand Name/s	Wiseco
StreetFX SKU	wis765M05600
SFX Item ID	4068612
Supplier Item Code	4068612
Manufacturer SKU	765M05600
Manufacturer UPC	193564136640
Alternative References	YZ125, 2205CS