MultiStar Cold – Your Source for Bus Air Conditioner Parts
The BOCK 80109 (also referenced as 080109) is a complete piston with connecting rod assembly designed for BOCK FK30/235, FK40/465, and FK40/470 series compressors, widely used in bus air conditioning and transport refrigeration systems. Featuring a 55mm (54.95mm) piston diameter, it provides a complete replacement solution for compressor overhaul .
Multistar Cold is your one-stop supplier for bus AC parts and transport refrigeration parts – original new and China-made options at competitive prices.
Bock
080109, 80109
Thermo King
22-1071, 221071, 2201071
22-1062, 221062, 2201062
33-3116, 333116, 3303116
22-1063, 221063, 2201063
22-1064, 221064, 2201064
✨ Key Features & Benefits
- Complete Assembly – Includes piston, connecting rod, pin, retainers, and rings for full replacement
- Precision 55mm Fit – 54.95mm piston diameter ensures proper cylinder fitment for FK30/235 and FK40/470 compressors
- Durable Construction – High-grade aluminum alloy with polished surface finish reduces friction and wear
- OEM-Grade Quality – Manufactured to BOCK specifications for reliable compressor performance
- Wide Vehicle Compatibility – Used in Yutong, King Long, Higer, Golden Dragon, JAC, and Zhongtong buses
- One-stop supplier for bus AC & transport refrigeration parts
🔧 Technical Specifications
🚛 Compatible BOCK Compressors
This piston assembly is compatible with the following BOCK compressor models :
| Model Series |
|---|
| FK30/235, FK30/235N, FK30/235K |
| FKX30/235, FKX30/235N |
| FK40/465, FK40/465N, FK40/465K |
| FKX40/465, FKX40/465N, FKX40/465K |
| FK40/470, FK40/470N, FK40/470K |
| FKX40/470, FKX40/470N, FKX40/470K |
| FK 4/467A |
| Advantage | Benefit |
|---|---|
| Factory Direct | No middlemen – competitive pricing |
| Quality Focus | OEM-grade materials and testing standards |
| Fast Delivery | Ready stock and quick production turnaround |
| Technical Support | Expert assistance for fitment verification |
| Global Reach | Shipping to 50+ countries worldwide |
| Flexible MOQ | Low minimum order quantities |
Multistar Cold – Your one-stop supplier for bus AC parts, transport refrigeration parts, Thermo King parts, and Carrier Transicold parts. OEM-grade quality, competitive pricing, and global shipping from China.




