PISTON KIT VERTEX 54.5 YAMAHA YZ/WR 125 1997, VERTEX 22441050 OS +0.50
VERTEX PISTON KIT 22441050. Bore size 54.50mm, Oversize +0.50 (54.45mm). Standard pistons and components are OEM replacements. Kits include piston, rings, wrist pin, and circlips. All pistons are heat treated with a T-5 or T-6 hardening and tempering cycle. Replacement rings are sold individually. Made in Italy. Fitted in many OEM bikes as standard. Replacement Parts: Rings 53010005450, Pin 711127, Clips 72071. Cross reference numbers: Piston (Std) 4XM-11631-00-A0, 4XM-11631-30-A0, 4XM-11631-00-B0, 4XM-11631-30-B0, 4XM-11631-00-D0, 4XM-11631-30-D0, 4XM-11631-00-C0, 4XM-11631-30-C0; Ring, Piston 4JY-11611-00-00; Pin, Piston 4XM-11633-00-00, 4XM-11633-01-00; Circlip 93450-16068-00.
- SKU
- 22441_050
- Brand
- Vertex
- Availability
- In Stock (2)
FULL DESCRIPTION
Vertex Piston Kit OS +0.50 54.50mm
This Vertex Piston Kit is designed as an OEM replacement part, offering high-quality components manufactured in Italy. The pistons and associated parts undergo a T-5 or T-6 hardening and tempering cycle for enhanced durability and performance.
Key Features:
- Kit includes piston, rings, wrist pin, and circlips.
- Pistons are heat treated with a T-5 or T-6 hardening and tempering cycle.
- Standard pistons and components are OEM replacements.
- Replacement rings are sold individually.
- Fitted as standard equipment in many OEM motorcycles.
Specifications:
- Bore Size: 54.50mm
- Oversize: +0.50mm
- Actual Oversize Bore: 54.45mm


