Key Technical Specifications
- Part Number: 3143105
- Dimensions: 31mm (Inner Diameter) × 43mm (Outer Diameter) × 10.5mm (Thickness)
- Quantity: 2 pieces per bag (1 set for left and right front forks)
- Primary Function: Keeps fork oil sealed inside while preventing dirt, dust, and moisture from penetrating your motorcycle’s suspension.
Compatible Motorcycle Models
This seal size is a direct replacement for several popular underbone and performance models:
- Honda: RS150R / RS150 (Gen 1 & Gen 2), RSX150, NSR150, CBR150, PCX, and ADV





