The road heads southwest below hills such as Mont du Saule and Bois de Buleu both 327 m high. The road next enters Mayenne. The RN162 heads south from here to Laval.
Moving southwest along the route, the road traverses hills like Mont du Saule and Bois de Buleu, each standing at 327 meters high. The road then proceeds into Mayenne. From this location onward, the RN162 heads south towards Laval.