The WOSSNER Piston Kit is designed for select Yamaha YXZ1000R applications and features a 79.95 mm piston size. The lightweight piston uses tight piston wall clearance to support quieter engine operation. Its skirt coating is designed to reduce friction and support improved break-in performance.
Enhanced piston pin oiling slots, radial boss machining, and annular grooves support improved wrist pin lubrication. Ring land treatment is designed to promote improved ring seal and oil control. A double bridged forging design is used where noted.
This kit includes the piston, rings, wrist pin, and pin locks. Distributor part number: K4048DA-3. Manufacturer part number: K4048DA-3. Fits 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, and 2025 Yamaha YXZ1000R models.
Features:
- Piston size: 79.95 mm
- Enhanced piston pin oiling slots, radial boss machining, and annular grooves support improved wrist pin lubrication
- Lightweight piston with tight piston wall clearance for quieter engine operation
- Skirt coating designed to reduce friction and support improved break-in performance
- Ring land treatment designed to improve ring seal and oil control
- Double bridged forging design where noted
- Kit includes piston, rings, wrist pin, and pin locks
- Fits 2016–2025 Yamaha YXZ1000R models
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