South of Lake Havasu City and east of Quartzsite, the South Plomosa Range Trail is a 16 mile route open to off-road motorcycle trails riding. The trail passes through the Southern Cross Mine and climbs through a canyon.
To reach the trailhead from the intersection of I-10 and SR 95 (east of Quartzsite), head North on 95 for 6 miles. Turn right (east) onto Plomosa Road. Go 4 miles to the start of the trail.
Overall, South Plomosa Range ORV Trail is the 22nd most popular dirt bike trail of all 46 dirt biking rides in Arizona.