The officer was injured while trying to detain a suspect.
Police have released footage of the chase which took place just after 10 last night on Leigh Road.
One person was arrested and another is on the run.
The pursuing officer had two fingers broken when he was hit by the suspect car as he tried to make an arrest.
You can watch the footage below
Peugeot rammed Traffic patrol in Leigh before being pursued to Atherton. Whilst Officer attempted to detain driver he was hit by the vehicle and suffered broken fingers. One arrested, one out standing! pic.twitter.com/2OGCAMSOtV— GMP Traffic (@gmptraffic) February 13, 2018