Kent Police were called at 6.10am today (January 25), to the clockwise carriageway between Junctions 2 (Dartford) and 3 (M20).
Although no serious injuries were reported, the incident led to traffic being temporarily halted and a fuel spillage.
Emergency services and service providers responded to the scene.
All lanes have since reopened.
A spokesperson for Kent Police said: “Kent Police was called at around 6.10am on Saturday 25 January 2025 following a collision involving three vehicles on the M25 clockwise between Junctions 2 and 3.
“Officers attended. No serious injuries were reported.”