Check out this 3.2-km circular trail near Rawang, Selangor. Generally considered a moderately challenging route, it takes an average of 1 h 21 min to complete. This is a very popular area for hiking, running, and walking, so you'll likely encounter other people while exploring. The trail is open year-round and is beautiful to visit anytime.
The hike to Rawang Bypass offers a unique experience for adventurous hikers. The trailhead is located at Jalan RP6 and starts with a tarmac terrain mixed with rocky trails. The trail passes through a tunnel where swiftlets can be seen flying around. As you continue on the trail, you'll encounter a sloping staircase with ropes to aid in the climb. The trail can be slippery, especially during the rainy season, so be sure to take extra caution. Since the trail is located beside the highway, there is no shade, so it's recommended to come early to avoid the heat. However, the hike offers stunning views of Malaysia's highest highway, making it a worthwhile experience. For the best view, catch the sunrise or sunset.
Source: https://www.alltrails.com/en-gb/trail/malaysia/selangor/rawang-bypass-trail