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Wiseco GP SERIES 2022 Yamaha YZ125 Piston Kit

SKU: WIS900M05400

Pistons

WIS Piston Sets - Powersports...

Wiseco GP SERIES 2022 Yamaha YZ125 Piston Kit

SKU: WIS900M05400

Pistons

WIS Piston Sets - Powersports...

A$371.20
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

Wiseco GP SERIES 2022 Yamaha YZ125 Piston Kit

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.

Additional Information

54.00 mm Bore

Part Type

Engine Piston

Data: v4.2 - Upd: 2026-11-08 22:53:21

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

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 13:47:02

Note for Pistons, Rings, Rotors, Rods and engine internals

Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.

(keyword: piston)

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Wiseco, WISECO-PRO TRU
StreetFX SKU wis900M05400
SFX Item ID 4069370
Accounting SKU wis-900M05400
Manufacturer SKU 900M05400
Manufacturer UPC 193564445803
Alternative References 900M05400, WIS-900M05400

GP SERIES 2022 Yamaha YZ125

Product Attributes
BrandWiseco
Manufacturer's Part Number900M05400
Part TypePistons
UPC193564445803

Manufacturer Attributes
Product Series 2 Stroke GP Series
Piston Material 4032
Piston Diameter 53.94
Bore Diameter 54.00
Product Market Dirt Bike
Engine Type ICE
Product Type Piston Kits
Industry Powersports
Included Components Ring Set #2126CS, Wrist Pin #S668, CirClip #CW15
Piston Oversize STD
Title Wiseco 2 Stroke GP Series Piston Kit, 54.00 MM Bore
Title - Web Yamaha YZ125 Wiseco Piston Kit - 54.00 mm Bore
Skirt Coating Yes
Out of Stock Message Estimated Shipped Date 3-4 Weeks
Category Hierarchy Powersports>Pistons>Piston Kits>Dirt Bike Piston Kits
Manufacturer Designation Wiseco 2 Stroke GP Series Piston Kit, 54.00 MM Bore
Product Class Engine Piston
Construction/Type Wiseco 2 Stroke GP Series Piston Kit, 54.00 mm Bore
Product Outline <ul><li>Designed for endurance and sustained-RPM 2-stroke riding</li><li>Engineered, forged, and machined in the USA in Mentor, OH</li><li>Designed with optimized features for long service life and top-end power</li><li>Electra-Coated crown, ring groove and pin bore resists potential wear, combustion heat damages, and ring micro-welding</li><li>ArmorGlife skirt coating reduces friction to optimize performance potential</li><li>Extra lightening operations for enhanced throttle response</li><li>High-quality ring(s), wrist pin(s), and circlips included</li></ul>
Vehicle Brief GP SERIES 2022 Yamaha YZ125
Market 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.

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