Wiseco Yamaha YZ125 05-20 (845M05400 2126CS) Piston

SKU: WISPK1571

Powersports Piston and Ring Kits

WIS Powersports Single Pistons

Wiseco

Wiseco Yamaha YZ125 05-20 (845M05400 2126CS) Piston

SKU: WISPK1571

Powersports Piston and Ring Kits

WIS Powersports Single Pistons

IN STOCK! Est Ship 3-5 Days days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.

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Description

Wiseco's Pro-Lite is the forged 2-stroke piston that started it all! Wiseco Pro-Lite forged 2-stroke pistons are the result of decades of experience, incorporating the latest in 2-stroke piston manufacturing and design in a part built for all-purpose 2-stroke riding. Designed to offer great value, great reliability, and great performance, Pro-Lite is the staple of 2-stoke pistons!

Part Type

Engine Piston Set

Data: v4.2 - Upd: 2026-09-30 17:38:48

Features

Dedicated forging design for strength-to-weight optimization
Designed for all-purpose 2-stroke riding
Engineered, forged, and machined in the USA in Mentor, OH
Extra lightening operations for enhanced throttle response
Great value for reliable fun factor
High-quality ring(s), wrist pin(s), and circlips included
Refreshed performance from the track to the trail

Specifications

Product Attributes - Brand: Wiseco
Product Attributes - Manufacturer's Part Number: PK1571
Product Attributes - Part Type: Powersports Piston and Ring Kits
Product Attributes - Product Line: Wiseco Powersports Pro-Lite Piston Kits
Product Attributes - UPC: 00193564152695
Product Attributes - Piston Material: Forged aluminum
Product Attributes - Bore (mm): 54.000mm
Product Attributes - Stroke: 54.50mm
Product Attributes - Wrist Pin Style: Floating
Product Attributes - Pin Diameter (in.): 0.591 in.
Product Attributes - Wrist Pin Retainers Included: Yes
Product Attributes - Top Ring Thickness: 1.0mm
Product Attributes - Top Ring Material: Steel
Product Attributes - Top Ring Facing Material: Chrome
Product Attributes - File Fit: No
Product Attributes - Gapless: No
Product Attributes - Gaskets Included: Yes
Product Attributes - Quantity: Sold as a kit.

Reference Information

Brand Name/s	Wiseco
StreetFX SKU	wisPK1571
SFX Item ID	4068849
Supplier Item Code	4068849
Manufacturer SKU	PK1571
Manufacturer UPC	193564152695
Alternative References	YZ125, (845M05400, 2126CS)