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Vertex Forged Replica Piston Kit - Yamaha WR 250 F

Part number: 23127A

$242.95

Description

Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Specifications Compression Ratio: 12.5:1 Cylinder Diameter: 77mm Displacement: 250cc Piston O.D.: 76.94mm Vehicle Fitment Yamaha WR 250 F (2001-2013) Yamaha YZ 250 F (2005-2007) Vertex Pistons are precision-engineered for maximum performance and durability. Each kit is manufactured to OEM specifications with premium materials for a perfect fit. Backed by Vertex's quality guarantee.

Specifications

compression ratio12.5:1
cylinder diameter77mm
displacement250cc
part typeForged Replica Piston Kit
piston od76.94
vehicle typeDirt Bike

Listed vehicle applications

YearMakeModelNotes
2013YamahaWR 250 FCatalog application: 2013 Yamaha WR 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2012YamahaWR 250 FCatalog application: 2012 Yamaha WR 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2011YamahaWR 250 FCatalog application: 2011 Yamaha WR 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2010YamahaWR 250 FCatalog application: 2010 Yamaha WR 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2009YamahaWR 250 FCatalog application: 2009 Yamaha WR 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2008YamahaWR 250 FCatalog application: 2008 Yamaha WR 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2007YamahaWR 250 FCatalog application: 2007 Yamaha WR 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2006YamahaWR 250 FCatalog application: 2006 Yamaha WR 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2005YamahaWR 250 FCatalog application: 2005 Yamaha WR 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2004YamahaWR 250 FCatalog application: 2004 Yamaha WR 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2003YamahaWR 250 FCatalog application: 2003 Yamaha WR 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2002YamahaWR 250 FCatalog application: 2002 Yamaha WR 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2001YamahaWR 250 FCatalog application: 2001 Yamaha WR 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2007YamahaYZ 250 FCatalog application: 2007 Yamaha YZ 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2006YamahaYZ 250 FCatalog application: 2006 Yamaha YZ 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2005YamahaYZ 250 FCatalog application: 2005 Yamaha YZ 250 F. Piston OD 76.94 mm; Cylinder 77mm. Forged Replica Piston Kit. Includes (Piston, Ring Set, Wrist Pin & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.

Check the exact vehicle application and specifications before ordering. Ask HPE if a detail is missing.