| Country: | CHN |
| Type: | Expwy |
| Route: | 85 |
| Alternate Name: | Yinkun Expressway 银昆高速公路 |
| Length Km: | 2332 |
| Direction A: | North |
| Terminus A: | Binhe New Area exit, Xingqing District, Yinchuan |
| Direction B: | South |
| Terminus B: | Xiaozhuang Interchange, North 2nd Ring Road, Kunming, Yunnan |
| Previous Type: | Expwy |
| Previous Route: | 8013 |
| Next Type: | Expwy |
| Next Route: | 8511 |
| Next Dab: | Kunming–Mohan Expressway |
The Yinchuan–Kunming Expressway, designated as G85 and commonly referred to as the Yinkun Expressway is an expressway in China that connects the cities of Yinchuan, Ningxia and Kunming, Yunnan. It is 2332km (1,449miles) in length.[1] The full length was completed and opened for traffic in 2024.[2]
It is one of the National Trunk Highway System's 11 north-south main routes.[3]
It passes through the following major cities: