Skip to product information

CYLINDER KIT 56.4mm YAMAHA TZR125 LC125 RE125 R125 RR125
£213.76 GBP
Taxes included.
56.4mm cylinder kit designed for Yamaha and Derbi 125cc models. This kit includes a high-quality forged aluminum piston and meets or exceeds OEM quality standards. It serves as a direct replacement and ensures durability and reliable performance.
Features
- Direct OEM replacement
- Meets or exceeds OEM quality standards
- Forged aluminum piston for strength and longevity
- Chrome-plated piston rings for enhanced durability
- Easy to install; professional installation recommended if unsure
Specifications
- Bore Size: 56.4mm
- Stroke: 50.0mm
- Displacement: 124cc
- Piston Pin: 16mm x 47mm
- Piston Height: 64.4mm
- Number of Piston Rings: 2
- Upper Piston Ring Thickness: 1mm
- Second Piston Ring Thickness: 1mm
- Outlet: Oval
- Cylinder Type: 3BN00
Replacement Part Numbers
- Cylinder: 3BN-11311-00
- Piston (Standard): 2YK-11631-04-35
- Piston Pin: 137-11633-00
- Piston Ring Set (Standard): 3XC-11610-00
- Circlip: 93450-17129
Vehicle Fitments
- 1987-1992 Yamaha TZR 125
- Yamaha DT R/RE/X 125
- Yamaha TDR125 3BN
- Yamaha TZR R / RR 125
- Derbi GPR 125