

Wiseco
Wiseco Piston Kit YZ250F '19-26 CR. 13.8:1 (76.95mm)
Part number: W40229M07700A
€198.72
Sales price · excluding VAT and shipping
Confirm availabilityCatalogue updated: 6 Nov 2026, 08:26
Supplier stock; quantities are not reserved.Supplier stock is separate from stock physically held at Nick's Garage. Delivery to Cyprus and the final quotation are confirmed before ordering.
Technical specifications
- Bore - Standard
- 77.00 mm
- Piston Size
- 76.95 mm
- Compression Ratio - Actual
- 13.8:1
- Total Height
- 33.40 mm
- Piston Pin Hole Diameter
- 16.00 mm
- Compression Height
- 12.00 mm
- Boss Spacing
- 16.80 mm
- Piston Head Type
- Flat with raised top
- Skirt Coating
- Armorglide Coating
- Additional Info
- 4 Valve Pockets, Forged Piston
- OEM Reference No
- B7B-11631-00
- Country of Origin
- USA
- GTIN
- 00193564463647
- Piston Ring Part #
- W7700YC
- Piston Pin Part #
- WS677
- Circlip Part #
- WCW16
- Package Height
- 101,60 mm
- Package Length
- 88,90 mm
- Package Weight
- 272.16 g
- Package Width
- 88,90 mm