The WOSSNER Piston Kit in a 79.95 mm size is designed for Yamaha YXZ1000R applications from 2016 through 2025. Manufacturer part number K8978DA-3, this kit includes the piston, rings, wrist pin and pin locks.
The piston features enhanced piston pin oiling slots, radial boss machining and annular grooves to support wrist pin lubrication. Its lightweight design uses tight piston wall clearance for quieter engine operation, while the coated skirt helps reduce friction and improve break-in performance. Ring land treatment supports ring seal and oil control. A double bridged forging design is included where noted.
Vehicle fitment includes the 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 and 2025 Yamaha YXZ1000R. Distributor part number: 09106648. Manufacturer part number: K8978DA-3.
Features:
- Brand: WOSSNER
- Product: Piston Kit
- Size: 79.95 mm
- Manufacturer part number: K8978DA-3
- Distributor part number: 09106648
- Enhanced piston pin oiling slots, radial boss machining and annular grooves support wrist pin lubrication
- Lightweight piston with tight piston wall clearance for quieter engine operation
- Coated skirt helps reduce friction and improve break-in performance
- Ring land treatment supports ring seal and oil control
- Double bridged forging design where noted
- Kit includes piston, rings, wrist pin and pin locks
- Fits 2016 through 2025 Yamaha YXZ1000R
Fitment:
2016 Yamaha YXZ1000R
2017 Yamaha YXZ1000R
2018 Yamaha YXZ1000R
2019 Yamaha YXZ1000R
2020 Yamaha YXZ1000R
2021 Yamaha YXZ1000R
2022 Yamaha YXZ1000R
2023 Yamaha YXZ1000R
2024 Yamaha YXZ1000R
2025 Yamaha YXZ1000R