The PROX Piston Bearing (Part Number 21.1111) is designed to deliver reliable performance for a range of small motorcycle models, including CR80/85 from 1986 to 2007, YZ80/85 from 1993 to 2011, and KTM 85 SX bikes. Crafted with precision, this bearing ensures smooth operation and durability in high-stress engine environments, making it an essential component for maintaining optimal engine performance. Constructed from high-quality materials, it offers resistance to wear and heat, providing long-lasting service even under demanding riding conditions. Installation of this piston bearing helps reduce engine friction, contributing to improved power delivery and overall engine efficiency. Whether you're performing routine maintenance or restoring an older bike, this component is engineered for easy fitment and dependable operation. Trust PROX's reputation for quality motorcycle parts to keep your bike running at its best. Suitable for professional mechanics and dedicated enthusiasts, this piston bearing is a vital upgrade for enhancing engine longevity and performance.
Features:
- Designed for CR80/85 models from 1986 to 2007, YZ80/85 from 1993 to 2011, and KTM 85 SX bikes
- Constructed from high-quality materials for durability and heat resistance
- Engineered to reduce engine friction and improve power transfer
- Easy to install with a precise fit for multiple motorcycle models
- Reliable performance under demanding riding conditions
